1 files changed, 8 insertions, 0 deletions
diff --git a/src/sysinfo.cpp b/src/sysinfo.cpp
index 5c40a2e..0290e9b 100644
--- a/src/sysinfo.cpp
+++ b/src/sysinfo.cpp
@@ -279,6 +279,14 @@ namespace {
 this->free_space_bytes = 0;
 
 for (guint i = 0; i != mountlist.number; ++i) {
+ if ((string(entries[i].mountdir).compare("/") == 0) && \
+ (string(entries[i].type).compare("zfs") == 0)) {
+ // Root filesystem is ZFS based: Calculate usage based on "/".
+ glibtop_fsusage usage;
+ glibtop_get_fsusage(&usage, "/");
+ this->free_space_bytes = usage.bavail * usage.block_size;
+ break;
+ }
 
 if (string(entries[i].devname).find("/dev/") != 0)
 continue;