---> uname -a: Linux prd-centos7-docker-4c-2g-20574.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: 2933.436 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/undry_go-mod-configuration_PR-26 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/undry_go-mod-configuration_PR-26@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json ---> free -m: total used free shared buff/cache available Mem: 1837 687 75 0 1074 1045 Swap: 1023 1 1022 ---> 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:a6:4c:f0 brd ff:ff:ff:ff:ff:ff inet 10.30.122.108/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85918sec preferred_lft 85918sec inet6 fe80::f816:3eff:fea6:4cf0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:58:6b:e7:e9 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 inet6 fe80::42:58ff:fe6b:e7e9/64 scope link 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) 01/15/21 _x86_64_ (4 CPU) 18:43:22 LINUX RESTART (4 CPU) 18:44:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:45:01 2.50 0.07 2.43 0.00 0.30 614.17 0.00 18:46:01 1.75 0.62 1.13 0.00 84.46 18.53 0.00 18:47:01 42.34 12.23 30.11 0.00 4305.99 2359.67 0.00 18:48:01 4.70 0.45 4.25 0.00 34.10 114.59 0.00 18:49:01 0.37 0.00 0.37 0.00 0.00 5.33 0.00 18:50:01 0.35 0.00 0.35 0.00 0.00 4.70 0.00 18:51:01 0.22 0.00 0.22 0.00 0.00 2.43 0.00 Average: 7.46 1.91 5.55 0.00 632.35 445.75 0.00 18:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:45:01 93200 0 464284 24.68 2620 1321440 929580 31.73 296492 1295436 16 18:46:01 76564 0 478376 25.42 2620 1323984 948236 32.36 313976 1295136 8 18:47:01 110456 0 600488 31.91 2620 1167980 1385128 47.27 431568 1138384 264 18:48:01 149992 0 560112 29.77 2620 1168820 1077036 36.76 400648 1131892 16 18:49:01 151608 0 558492 29.68 2620 1168824 1063500 36.30 404680 1126800 8 18:50:01 149944 0 560152 29.77 2620 1168828 1063444 36.29 404472 1128444 8 18:51:01 150012 0 560080 29.77 2620 1168832 1059452 36.16 406252 1127052 20 Average: 125968 0 540283 28.71 2620 1212673 1075197 36.69 379727 1177592 49 18:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:45:01 eth0 4.20 2.05 2.82 0.71 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 1.97 1.55 0.37 2.26 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 veth2650773 0.92 0.93 0.18 0.88 0.00 0.00 0.00 0.00 18:47:01 eth0 304.94 201.33 670.61 63.96 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.92 0.83 0.16 0.87 0.00 0.00 0.00 0.00 18:48:01 eth0 9.29 5.99 9.38 2.34 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 0.42 0.25 0.24 0.05 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 0.87 0.17 0.12 0.04 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 1.60 0.72 0.61 0.38 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 46.20 30.30 97.77 9.97 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 0.13 0.12 0.02 0.12 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) 01/15/21 _x86_64_ (4 CPU) 18:43:22 LINUX RESTART (4 CPU) 18:44:01 CPU %user %nice %system %iowait %steal %idle 18:45:01 all 0.43 0.00 0.07 0.00 0.03 99.47 18:45:01 0 0.65 0.00 0.05 0.00 0.00 99.30 18:45:01 1 0.17 0.00 0.10 0.00 0.03 99.70 18:45:01 2 0.32 0.00 0.05 0.00 0.02 99.62 18:45:01 3 0.58 0.00 0.07 0.00 0.07 99.28 18:46:01 all 0.63 0.00 0.05 0.00 0.00 99.32 18:46:01 0 0.37 0.00 0.02 0.00 0.00 99.62 18:46:01 1 0.40 0.00 0.07 0.00 0.00 99.53 18:46:01 2 1.02 0.00 0.05 0.00 0.00 98.93 18:46:01 3 0.72 0.00 0.08 0.00 0.00 99.20 18:47:01 all 4.80 0.00 2.52 1.09 0.06 91.52 18:47:01 0 4.62 0.00 2.61 0.10 0.05 92.62 18:47:01 1 4.37 0.00 2.86 3.70 0.05 89.02 18:47:01 2 5.12 0.00 2.70 0.29 0.08 91.80 18:47:01 3 5.09 0.00 1.92 0.29 0.07 92.64 18:48:01 all 0.49 0.00 0.23 0.03 0.01 99.24 18:48:01 0 0.48 0.00 0.20 0.05 0.02 99.25 18:48:01 1 0.25 0.00 0.18 0.07 0.02 99.48 18:48:01 2 0.32 0.00 0.23 0.00 0.00 99.45 18:48:01 3 0.92 0.00 0.28 0.00 0.02 98.78 18:49:01 all 0.17 0.00 0.05 0.00 0.00 99.78 18:49:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:49:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:49:01 2 0.10 0.00 0.07 0.00 0.00 99.83 18:49:01 3 0.53 0.00 0.07 0.00 0.00 99.40 18:50:01 all 0.17 0.00 0.07 0.00 0.00 99.75 18:50:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:50:01 1 0.30 0.00 0.07 0.00 0.00 99.63 18:50:01 2 0.28 0.00 0.07 0.00 0.00 99.65 18:50:01 3 0.08 0.00 0.13 0.00 0.00 99.78 18:51:01 all 0.11 0.00 0.08 0.00 0.00 99.82 18:51:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:51:01 1 0.05 0.00 0.10 0.00 0.00 99.85 18:51:01 2 0.32 0.00 0.08 0.00 0.00 99.60 18:51:01 3 0.03 0.00 0.10 0.00 0.00 99.87 Average: all 0.97 0.00 0.44 0.16 0.01 98.42 Average: 0 0.88 0.00 0.42 0.02 0.01 98.67 Average: 1 0.79 0.00 0.48 0.53 0.01 98.18 Average: 2 1.06 0.00 0.46 0.04 0.01 98.42 Average: 3 1.13 0.00 0.38 0.04 0.02 98.43