---> uname -a: Linux prd-centos7-docker-4c-2g-6952.vexxhost.local 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: 2933.442 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 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 8.4G 41.5G 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 8.4G 41.5G 17% /facter-os /dev/vda1 50.0G 8.4G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.4G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 782 154 0 900 991 Swap: 1023 3 1020 ---> 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:e9:d8:7d brd ff:ff:ff:ff:ff:ff inet 10.30.123.96/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:fee9:d87d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:b8:08:45:b2 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:b8ff:fe08:45b2/64 scope link 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) 10/20/20 _x86_64_ (4 CPU) 13:13:02 LINUX RESTART (4 CPU) 13:14:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:15:01 26.59 4.89 21.69 0.00 1192.34 2288.65 0.00 13:16:01 0.88 0.00 0.88 0.00 0.00 18.43 0.00 13:17:01 0.38 0.00 0.38 0.00 0.00 5.45 0.00 13:18:01 0.30 0.00 0.30 0.00 0.00 4.85 0.00 13:19:01 370.67 170.55 200.12 0.00 9453.98 61276.86 0.00 Average: 79.81 35.11 44.70 0.00 2130.49 12726.66 0.00 13:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:15:01 172548 0 580528 30.85 2620 1125860 1098608 37.49 443640 1104796 8 13:16:01 176408 0 576660 30.65 2620 1125868 1072560 36.60 443536 1101936 8 13:17:01 175600 0 577464 30.69 2620 1125872 1072740 36.61 444384 1101932 8 13:18:01 171604 0 581456 30.90 2620 1125876 1072788 36.61 447908 1101872 16 13:19:01 112332 0 790468 42.01 2008 976748 1890472 64.52 618168 876932 24 Average: 161698 0 621315 33.02 2498 1096045 1241434 42.37 479527 1057494 13 13:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:15:01 eth0 35.19 28.27 40.27 21.41 0.00 0.00 0.00 0.00 13:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:15:01 docker0 7.36 5.64 1.35 12.45 0.00 0.00 0.00 0.00 13:16:01 eth0 0.67 0.08 0.06 0.01 0.00 0.00 0.00 0.00 13:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 eth0 0.93 0.38 0.32 0.20 0.00 0.00 0.00 0.00 13:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:01 eth0 0.52 0.42 0.27 0.21 0.00 0.00 0.00 0.00 13:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 vethd182b72 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 eth0 789.48 698.60 7118.74 88.83 0.00 0.00 0.00 0.00 13:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 docker0 17.37 17.00 1.35 122.18 0.00 0.00 0.00 0.00 Average: vethd182b72 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 165.46 145.64 1432.83 22.14 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 4.95 4.53 0.54 26.94 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) 10/20/20 _x86_64_ (4 CPU) 13:13:02 LINUX RESTART (4 CPU) 13:14:01 CPU %user %nice %system %iowait %steal %idle 13:15:01 all 1.90 0.00 1.27 0.74 0.01 96.08 13:15:01 0 1.55 0.00 1.04 0.37 0.02 97.03 13:15:01 1 2.01 0.00 1.34 0.87 0.02 95.77 13:15:01 2 2.52 0.00 1.35 0.83 0.02 95.28 13:15:01 3 1.54 0.00 1.34 0.88 0.00 96.24 13:16:01 all 0.16 0.00 0.05 0.00 0.00 99.80 13:16:01 0 0.02 0.00 0.03 0.00 0.00 99.95 13:16:01 1 0.05 0.00 0.07 0.00 0.00 99.88 13:16:01 2 0.53 0.00 0.03 0.00 0.00 99.43 13:16:01 3 0.03 0.00 0.05 0.00 0.00 99.92 13:17:01 all 0.10 0.00 0.05 0.00 0.00 99.85 13:17:01 0 0.05 0.00 0.02 0.00 0.00 99.93 13:17:01 1 0.05 0.00 0.03 0.00 0.00 99.92 13:17:01 2 0.25 0.00 0.10 0.00 0.00 99.65 13:17:01 3 0.05 0.00 0.05 0.00 0.02 99.88 13:18:01 all 0.09 0.00 0.04 0.00 0.00 99.87 13:18:01 0 0.07 0.00 0.07 0.00 0.00 99.87 13:18:01 1 0.20 0.00 0.05 0.00 0.00 99.75 13:18:01 2 0.07 0.00 0.02 0.00 0.00 99.92 13:18:01 3 0.02 0.00 0.02 0.00 0.00 99.97 13:19:01 all 15.05 0.00 10.37 4.19 0.06 70.33 13:19:01 0 14.81 0.00 9.83 4.78 0.03 70.55 13:19:01 1 13.89 0.00 10.34 5.57 0.07 70.13 13:19:01 2 15.28 0.00 10.75 4.13 0.05 69.79 13:19:01 3 16.24 0.00 10.56 2.27 0.07 70.86 Average: all 3.40 0.00 2.31 0.97 0.01 93.30 Average: 0 3.22 0.00 2.15 1.00 0.01 93.62 Average: 1 3.19 0.00 2.33 1.27 0.02 93.19 Average: 2 3.68 0.00 2.41 0.98 0.01 92.92 Average: 3 3.51 0.00 2.36 0.62 0.02 93.49