---> uname -a: Linux prd-centos7-docker-4c-2g-25497.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 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% /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 /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 ---> free -m: total used free shared buff/cache available Mem: 1837 811 144 0 881 961 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:f9:b1:29 brd ff:ff:ff:ff:ff:ff inet 10.30.122.131/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fef9:b129/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:6c:ec:d5:db 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::42:6cff:feec:d5db/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) 02/08/21 _x86_64_ (4 CPU) 07:58:11 LINUX RESTART (4 CPU) 07:59:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:01 32.85 10.80 22.04 0.00 4282.20 3056.85 0.00 08:01:01 1.85 0.02 1.83 0.00 0.13 36.49 0.00 08:02:01 0.47 0.08 0.38 0.00 1.60 5.34 0.00 08:03:01 0.28 0.00 0.28 0.00 0.00 4.13 0.00 08:04:01 0.77 0.47 0.30 0.00 138.28 8.33 0.00 08:05:01 400.73 199.78 200.95 0.00 10011.51 62321.80 0.00 Average: 72.89 35.22 37.66 0.00 2407.21 10915.56 0.00 07:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 145144 0 607792 32.30 2620 1125988 1116956 38.12 424324 1110480 20 08:01:01 147884 0 605044 32.16 2620 1125996 1098652 37.50 424472 1108232 12 08:02:01 150056 0 602748 32.03 2620 1126120 1079128 36.83 427688 1103600 16 08:03:01 148652 0 604148 32.11 2620 1126124 1079140 36.83 435300 1097312 8 08:04:01 141528 0 606896 32.26 2620 1130500 1080496 36.88 453276 1085936 52 08:05:01 102408 0 782264 41.58 1984 994888 1294236 44.17 557736 887044 37104 Average: 139279 0 634815 33.74 2514 1104936 1124768 38.39 453799 1065434 6202 07:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 eth0 76.16 61.96 352.67 28.41 0.00 0.00 0.00 0.00 08:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 docker0 8.91 7.13 1.78 18.52 0.00 0.00 0.00 0.00 08:01:01 eth0 1.70 0.58 0.60 0.40 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 1.27 0.38 0.37 0.20 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 0.53 0.32 0.27 0.20 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 7.34 4.01 6.00 2.56 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 845.67 728.31 7415.70 120.87 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 18.98 18.09 1.52 127.07 0.00 0.00 0.00 0.00 Average: eth0 155.58 132.71 1297.13 25.46 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 4.65 4.21 0.55 24.28 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) 02/08/21 _x86_64_ (4 CPU) 07:58:11 LINUX RESTART (4 CPU) 07:59:01 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 2.25 0.00 1.78 0.77 0.01 95.19 08:00:01 0 2.23 0.00 1.51 0.49 0.02 95.76 08:00:01 1 2.21 0.00 2.21 0.92 0.00 94.66 08:00:01 2 2.03 0.00 1.56 1.31 0.02 95.09 08:00:01 3 2.55 0.00 1.83 0.37 0.02 95.24 08:01:01 all 0.16 0.00 0.08 0.00 0.00 99.77 08:01:01 0 0.43 0.00 0.08 0.00 0.00 99.48 08:01:01 1 0.07 0.00 0.07 0.00 0.00 99.87 08:01:01 2 0.03 0.00 0.08 0.00 0.00 99.88 08:01:01 3 0.10 0.00 0.07 0.00 0.00 99.83 08:02:01 all 0.14 0.00 0.06 0.00 0.00 99.80 08:02:01 0 0.03 0.00 0.08 0.00 0.00 99.88 08:02:01 1 0.05 0.00 0.03 0.00 0.00 99.92 08:02:01 2 0.43 0.00 0.05 0.00 0.00 99.52 08:02:01 3 0.03 0.00 0.07 0.00 0.00 99.90 08:03:01 all 0.10 0.00 0.06 0.00 0.00 99.84 08:03:01 0 0.02 0.00 0.05 0.00 0.00 99.93 08:03:01 1 0.15 0.00 0.08 0.00 0.00 99.77 08:03:01 2 0.13 0.00 0.05 0.00 0.00 99.82 08:03:01 3 0.10 0.00 0.07 0.00 0.00 99.83 08:04:01 all 0.56 0.00 0.46 0.01 0.01 98.96 08:04:01 0 0.72 0.00 0.72 0.02 0.00 98.55 08:04:01 1 0.25 0.00 0.32 0.02 0.02 99.40 08:04:01 2 0.74 0.00 0.45 0.00 0.00 98.81 08:04:01 3 0.52 0.00 0.37 0.00 0.02 99.10 08:05:01 all 16.96 0.00 12.96 3.10 0.12 66.87 08:05:01 0 16.89 0.00 12.52 4.75 0.12 65.71 08:05:01 1 15.79 0.00 13.20 2.23 0.12 68.66 08:05:01 2 17.49 0.00 13.88 2.07 0.12 66.43 08:05:01 3 17.66 0.00 12.20 3.38 0.10 66.66 Average: all 3.27 0.00 2.50 0.63 0.02 93.57 Average: 0 3.29 0.00 2.42 0.85 0.02 93.42 Average: 1 3.02 0.00 2.59 0.52 0.02 93.85 Average: 2 3.40 0.00 2.62 0.55 0.02 93.41 Average: 3 3.39 0.00 2.36 0.61 0.02 93.62