---> uname -a: Linux prd-centos7-docker-4c-2g-4663.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: 2933.442 BogoMIPS: 5866.88 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 8.5G 41.4G 17% / 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 8.5G 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 832 157 0 848 940 Swap: 1023 2 1021 ---> 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:7a:ab:62 brd ff:ff:ff:ff:ff:ff inet 10.30.123.66/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85809sec preferred_lft 85809sec inet6 fe80::f816:3eff:fe7a:ab62/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:3e:96:5a:ab 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::42:3eff:fe96:5aab/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) 05/12/21 _x86_64_ (4 CPU) 07:58:52 LINUX RESTART (4 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:01:01 3.73 0.05 3.68 0.00 1.20 136.48 0.00 08:02:01 0.53 0.08 0.45 0.00 1.60 7.59 0.00 08:03:01 0.23 0.00 0.23 0.00 0.00 2.85 0.00 08:04:01 0.15 0.00 0.15 0.00 0.00 1.75 0.00 08:05:01 0.30 0.00 0.30 0.00 0.00 4.55 0.00 08:06:01 0.23 0.00 0.23 0.00 0.00 1.93 0.00 08:07:01 16.53 1.61 14.91 0.00 272.57 9624.42 0.00 08:08:01 443.35 232.72 210.63 0.00 11942.38 57654.94 0.00 Average: 58.19 29.34 28.85 0.00 1528.66 8436.56 0.00 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:01:01 150088 0 629792 33.47 2620 1099044 1124640 38.38 414912 1114704 12 08:02:01 156568 0 623180 33.12 2620 1099176 1079812 36.85 421164 1102948 8 08:03:01 155440 0 624304 33.18 2620 1099180 1080344 36.87 422840 1102948 8 08:04:01 151372 0 628368 33.40 2620 1099184 1080436 36.87 431004 1098332 16 08:05:01 150268 0 629468 33.45 2620 1099188 1080280 36.87 440748 1090472 8 08:06:01 151072 0 628656 33.41 2620 1099196 1080148 36.86 440024 1090472 16 08:07:01 80612 0 701800 37.30 2620 1096512 1507940 51.46 524872 1064352 6888 08:08:01 64832 0 796440 42.33 1512 1018760 1241044 42.35 591328 886820 532 Average: 132532 0 657751 34.96 2482 1088780 1159330 39.57 460862 1068881 936 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:01:01 eth0 13.19 8.33 8.54 8.17 0.00 0.00 0.00 0.00 08:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 eth0 0.68 0.10 0.06 0.01 0.00 0.00 0.00 0.00 08:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:01 eth0 4.58 4.05 0.55 7.09 0.00 0.00 0.00 0.00 08:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 eth0 4.70 4.03 0.56 6.11 0.00 0.00 0.00 0.00 08:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 eth0 0.78 0.65 0.43 0.28 0.00 0.00 0.00 0.00 08:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 08:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 eth0 442.88 375.33 4072.64 28.92 0.00 0.00 0.00 0.00 08:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 eth0 457.75 386.06 3512.68 45.62 0.00 0.00 0.00 0.00 08:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 veth0e26bb2 2.16 1.56 0.17 0.39 0.00 0.00 0.00 0.00 08:08:01 docker0 35.01 37.26 2.43 280.67 0.00 0.00 0.00 0.00 Average: eth0 115.65 97.39 950.00 12.03 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: veth0e26bb2 0.27 0.20 0.02 0.05 0.00 0.00 0.00 0.00 Average: docker0 4.38 4.66 0.30 35.12 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) 05/12/21 _x86_64_ (4 CPU) 07:58:52 LINUX RESTART (4 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:01:01 all 0.20 0.00 0.11 0.00 0.00 99.68 08:01:01 0 0.15 0.00 0.07 0.00 0.00 99.78 08:01:01 1 0.20 0.00 0.10 0.00 0.00 99.70 08:01:01 2 0.32 0.00 0.15 0.00 0.00 99.53 08:01:01 3 0.15 0.00 0.13 0.00 0.00 99.72 08:02:01 all 0.04 0.00 0.06 0.01 0.00 99.89 08:02:01 0 0.02 0.00 0.05 0.00 0.00 99.93 08:02:01 1 0.07 0.00 0.12 0.00 0.02 99.80 08:02:01 2 0.05 0.00 0.03 0.03 0.00 99.88 08:02:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:03:01 all 0.07 0.00 0.10 0.00 0.00 99.84 08:03:01 0 0.05 0.00 0.03 0.00 0.00 99.92 08:03:01 1 0.07 0.00 0.17 0.00 0.00 99.77 08:03:01 2 0.08 0.00 0.08 0.00 0.00 99.83 08:03:01 3 0.07 0.00 0.10 0.00 0.00 99.83 08:04:01 all 0.17 0.00 0.05 0.00 0.00 99.78 08:04:01 0 0.05 0.00 0.05 0.00 0.00 99.90 08:04:01 1 0.53 0.00 0.07 0.00 0.00 99.40 08:04:01 2 0.05 0.00 0.07 0.00 0.00 99.88 08:04:01 3 0.05 0.00 0.02 0.00 0.00 99.93 08:05:01 all 0.16 0.00 0.05 0.00 0.00 99.79 08:05:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:05:01 1 0.57 0.00 0.08 0.00 0.00 99.35 08:05:01 2 0.03 0.00 0.05 0.00 0.00 99.92 08:05:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:06:01 all 0.15 0.00 0.04 0.00 0.00 99.81 08:06:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:06:01 1 0.52 0.00 0.05 0.00 0.00 99.43 08:06:01 2 0.05 0.00 0.05 0.00 0.00 99.90 08:06:01 3 0.02 0.00 0.03 0.00 0.00 99.95 08:07:01 all 2.34 0.00 1.70 0.01 0.01 95.94 08:07:01 0 2.67 0.00 2.18 0.02 0.02 95.11 08:07:01 1 2.43 0.00 1.51 0.00 0.02 96.05 08:07:01 2 2.01 0.00 1.46 0.00 0.00 96.53 08:07:01 3 2.24 0.00 1.64 0.03 0.00 96.08 08:08:01 all 15.71 0.00 11.86 5.44 0.07 66.92 08:08:01 0 15.29 0.00 11.04 4.42 0.07 69.18 08:08:01 1 16.89 0.00 11.98 6.23 0.05 64.84 08:08:01 2 15.25 0.00 12.80 6.56 0.09 65.30 08:08:01 3 15.41 0.00 11.61 4.55 0.07 68.36 Average: all 2.30 0.00 1.70 0.66 0.01 95.33 Average: 0 2.23 0.00 1.64 0.54 0.01 95.58 Average: 1 2.60 0.00 1.72 0.76 0.01 94.91 Average: 2 2.18 0.00 1.79 0.80 0.01 95.22 Average: 3 2.19 0.00 1.65 0.55 0.01 95.60