---> uname -a: Linux 0ee9f0a3faa6 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 6.9G 43.0G 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 6.9G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/foundry_device-virtual-go_PR-132 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/foundry_device-virtual-go_PR-132@tmp /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 638 142 0 1056 1091 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/22/20 _x86_64_ (4 CPU) 04:43:17 LINUX RESTART (4 CPU) 04:44:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:45:01 82.24 36.17 46.07 0.00 7679.37 5002.56 0.00 04:46:01 3.36 0.00 3.36 0.00 0.00 104.56 0.00 04:47:01 0.40 0.00 0.40 0.00 0.00 5.46 0.00 04:48:01 0.28 0.00 0.28 0.00 0.00 4.03 0.00 04:49:01 0.20 0.00 0.20 0.00 0.00 2.89 0.00 04:50:01 0.27 0.00 0.27 0.00 0.00 3.25 0.00 04:51:01 0.30 0.02 0.28 0.00 0.13 3.36 0.00 04:52:01 0.22 0.00 0.22 0.00 0.00 2.56 0.00 Average: 10.62 4.39 6.22 0.00 932.48 623.27 0.00 04:44:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:45:01 176748 0 562236 29.88 2620 1139952 1143396 39.02 433876 1111008 96 04:46:01 182908 0 556212 29.56 2620 1139816 1093368 37.31 430708 1109124 12 04:47:01 186508 0 552604 29.37 2620 1139824 1064368 36.32 428552 1108444 8 04:48:01 183904 0 555208 29.51 2620 1139824 1064588 36.33 433612 1106372 8 04:49:01 183700 0 555384 29.52 2620 1139852 1064624 36.33 434920 1105312 12 04:50:01 182732 0 556368 29.57 2620 1139836 1064600 36.33 447388 1093844 8 04:51:01 184732 0 554364 29.46 2620 1139840 1064432 36.33 445564 1093844 8 04:52:01 184912 0 554176 29.45 2620 1139848 1064432 36.33 439648 1099524 12 Average: 183268 0 555819 29.54 2620 1139849 1077976 36.79 436784 1103434 20 04:44:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:45:01 eth0 244.55 202.51 1065.92 89.39 0.00 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 1.81 1.70 0.31 3.17 0.00 0.00 0.00 0.00 04:46:01 eth0 0.58 0.27 0.70 0.06 0.00 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.73 0.07 0.06 0.01 0.00 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 1.73 0.42 0.38 0.22 0.00 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 1.00 0.73 0.54 0.37 0.00 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 eth0 0.30 0.18 0.14 0.10 0.00 0.00 0.00 0.00 04:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 04:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.27 24.82 129.66 10.95 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 0.22 0.21 0.04 0.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/22/20 _x86_64_ (4 CPU) 04:43:17 LINUX RESTART (4 CPU) 04:44:03 CPU %user %nice %system %iowait %steal %idle 04:45:01 all 13.23 0.00 5.51 2.70 17.72 60.83 04:45:01 0 11.53 0.00 5.58 2.29 19.55 61.05 04:45:01 1 14.85 0.00 5.25 3.79 17.32 58.78 04:45:01 2 16.01 0.00 5.35 1.22 15.99 61.43 04:45:01 3 10.64 0.00 5.87 3.44 17.96 62.09 04:46:01 all 0.15 0.00 0.06 0.00 0.41 99.38 04:46:01 0 0.35 0.00 0.05 0.00 0.25 99.35 04:46:01 1 0.07 0.00 0.05 0.00 0.27 99.62 04:46:01 2 0.12 0.00 0.10 0.00 0.68 99.10 04:46:01 3 0.08 0.00 0.05 0.00 0.43 99.44 04:47:01 all 0.09 0.00 0.05 0.00 0.55 99.31 04:47:01 0 0.25 0.00 0.03 0.00 0.37 99.35 04:47:01 1 0.07 0.00 0.05 0.00 0.75 99.14 04:47:01 2 0.03 0.00 0.05 0.00 0.58 99.34 04:47:01 3 0.02 0.00 0.05 0.00 0.51 99.42 04:48:01 all 0.12 0.00 0.04 0.00 0.22 99.62 04:48:01 0 0.33 0.00 0.05 0.00 0.30 99.32 04:48:01 1 0.05 0.00 0.05 0.00 0.10 99.80 04:48:01 2 0.07 0.00 0.02 0.00 0.20 99.72 04:48:01 3 0.03 0.00 0.03 0.00 0.30 99.63 04:49:01 all 0.11 0.00 0.06 0.00 0.31 99.52 04:49:01 0 0.10 0.00 0.10 0.00 0.22 99.58 04:49:01 1 0.03 0.00 0.05 0.00 0.45 99.47 04:49:01 2 0.28 0.00 0.03 0.00 0.25 99.43 04:49:01 3 0.03 0.00 0.05 0.00 0.33 99.58 04:50:01 all 0.10 0.00 0.04 0.00 0.27 99.59 04:50:01 0 0.02 0.00 0.10 0.00 0.13 99.75 04:50:01 1 0.03 0.00 0.02 0.00 0.30 99.65 04:50:01 2 0.30 0.00 0.03 0.00 0.23 99.43 04:50:01 3 0.03 0.00 0.02 0.00 0.42 99.53 04:51:01 all 0.11 0.00 0.02 0.00 0.21 99.65 04:51:01 0 0.02 0.00 0.02 0.00 0.23 99.73 04:51:01 1 0.03 0.00 0.02 0.00 0.22 99.73 04:51:01 2 0.38 0.00 0.03 0.00 0.22 99.37 04:51:01 3 0.02 0.00 0.03 0.00 0.17 99.78 04:52:01 all 0.09 0.00 0.03 0.00 0.17 99.71 04:52:01 0 0.02 0.00 0.02 0.00 0.10 99.87 04:52:01 1 0.03 0.00 0.05 0.00 0.20 99.72 04:52:01 2 0.27 0.00 0.02 0.00 0.15 99.57 04:52:01 3 0.03 0.00 0.03 0.00 0.23 99.70 Average: all 1.71 0.00 0.71 0.33 2.43 94.83 Average: 0 1.55 0.00 0.73 0.28 2.60 94.83 Average: 1 1.87 0.00 0.68 0.47 2.42 94.57 Average: 2 2.08 0.00 0.67 0.14 2.19 94.92 Average: 3 1.33 0.00 0.75 0.42 2.50 95.00