---> uname -a: Linux prd-centos7-docker-4c-2g-30879.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.2G 42.8G 14% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/xfoundry_go-mod-bootstrap_PR-181 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/xfoundry_go-mod-bootstrap_PR-181@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 666 120 0 1050 1065 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:d8:00:6d brd ff:ff:ff:ff:ff:ff inet 10.30.123.4/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86261sec preferred_lft 86261sec inet6 fe80::f816:3eff:fed8:6d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:84:d2:e3:31 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 03/22/21 _x86_64_ (4 CPU) 16:01:22 LINUX RESTART (4 CPU) 16:02:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:03:01 151.50 98.67 52.83 0.00 7720.36 37439.69 0.00 Average: 151.50 98.67 52.83 0.00 7720.36 37439.69 0.00 16:02:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:03:01 78368 0 531432 28.24 2620 1269124 1041532 35.55 347628 1261044 60 Average: 78368 0 531432 28.24 2620 1269124 1041532 35.55 347628 1261044 60 16:02:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:03:01 eth0 170.23 107.05 584.45 38.11 0.00 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 170.23 107.05 584.45 38.11 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 03/22/21 _x86_64_ (4 CPU) 16:01:22 LINUX RESTART (4 CPU) 16:02:02 CPU %user %nice %system %iowait %steal %idle 16:03:01 all 12.67 0.00 7.00 9.64 30.63 40.06 16:03:01 0 12.44 0.00 5.80 7.44 29.92 44.40 16:03:01 1 13.67 0.00 8.38 7.84 30.15 39.95 16:03:01 2 13.49 0.00 7.00 16.04 31.65 31.83 16:03:01 3 11.09 0.00 6.88 7.32 30.83 43.88 Average: all 12.67 0.00 7.00 9.64 30.63 40.06 Average: 0 12.44 0.00 5.80 7.44 29.92 44.40 Average: 1 13.67 0.00 8.38 7.84 30.15 39.95 Average: 2 13.49 0.00 7.00 16.04 31.65 31.83 Average: 3 11.09 0.00 6.88 7.32 30.83 43.88