---> uname -a: Linux prd-centos7-docker-4c-2g-6191.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: 2933.438 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 7.2G 42.8G 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-352 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-352@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 666 97 0 1073 1068 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:97:70:c8 brd ff:ff:ff:ff:ff:ff inet 10.30.123.103/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:fe97:70c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:2e:c4:88:fb 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::42:2eff:fec4:88fb/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) 10/19/20 _x86_64_ (4 CPU) 07:01:06 LINUX RESTART (4 CPU) 07:02:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:03:01 63.73 15.80 47.93 0.00 5000.03 4956.40 0.00 07:04:01 3.28 0.00 3.28 0.00 0.00 117.42 0.00 07:05:01 0.55 0.00 0.55 0.00 0.00 9.35 0.00 07:06:02 0.33 0.00 0.33 0.00 0.00 4.78 0.00 07:07:01 0.25 0.00 0.25 0.00 0.00 3.61 0.00 07:08:01 0.32 0.00 0.32 0.00 0.00 4.33 0.00 07:09:01 0.23 0.02 0.22 0.00 0.13 2.52 0.00 Average: 9.84 2.27 7.58 0.00 716.69 730.74 0.00 07:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:03:01 171704 0 551408 29.31 2620 1155824 1140088 38.91 401204 1145820 128 07:04:01 182496 0 540552 28.73 2620 1155888 1054892 36.00 396064 1142140 36 07:05:01 181736 0 541364 28.77 2620 1155836 1055156 36.01 397400 1142124 8 07:06:02 180412 0 542688 28.84 2620 1155836 1055048 36.01 398880 1141796 20 07:07:01 180656 0 542436 28.83 2620 1155844 1055012 36.01 403200 1137428 12 07:08:01 178672 0 544412 28.93 2620 1155852 1055168 36.01 418936 1123224 8 07:09:01 179720 0 543356 28.88 2620 1155860 1055096 36.01 415808 1125188 8 Average: 179342 0 543745 28.90 2620 1155849 1067209 36.42 404499 1136817 31 07:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:03:01 eth0 159.81 133.86 697.81 74.28 0.00 0.00 0.00 0.00 07:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:03:01 docker0 4.09 4.09 1.06 12.83 0.00 0.00 0.00 0.00 07:04:01 eth0 0.60 0.08 0.06 0.04 0.00 0.00 0.00 0.00 07:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 eth0 0.52 0.45 0.27 0.20 0.00 0.00 0.00 0.00 07:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:02 eth0 1.36 0.35 0.43 0.20 0.00 0.00 0.00 0.00 07:06:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 eth0 1.29 0.12 0.24 0.07 0.00 0.00 0.00 0.00 07:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 eth0 1.25 0.58 0.58 0.25 0.00 0.00 0.00 0.00 07:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 eth0 1.76 0.50 0.38 0.32 0.00 0.00 0.00 0.00 07:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.87 19.48 100.30 10.80 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 0.59 0.59 0.15 1.84 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) 10/19/20 _x86_64_ (4 CPU) 07:01:06 LINUX RESTART (4 CPU) 07:02:01 CPU %user %nice %system %iowait %steal %idle 07:03:01 all 10.08 0.00 3.63 2.03 13.50 70.77 07:03:01 0 7.97 0.00 3.55 0.35 15.58 72.55 07:03:01 1 12.27 0.00 4.59 5.03 12.88 65.24 07:03:01 2 10.31 0.00 2.50 1.09 12.70 73.39 07:03:01 3 9.80 0.00 3.91 1.72 12.79 71.78 07:04:01 all 0.07 0.00 0.05 0.00 0.75 99.13 07:04:01 0 0.02 0.00 0.05 0.00 0.78 99.16 07:04:01 1 0.03 0.00 0.07 0.00 0.76 99.14 07:04:01 2 0.17 0.00 0.05 0.00 1.11 98.68 07:04:01 3 0.05 0.00 0.03 0.00 0.37 99.55 07:05:01 all 0.10 0.00 0.03 0.00 0.39 99.48 07:05:01 0 0.02 0.00 0.03 0.00 0.33 99.62 07:05:01 1 0.02 0.00 0.03 0.00 0.27 99.68 07:05:01 2 0.33 0.00 0.03 0.00 0.35 99.29 07:05:01 3 0.03 0.00 0.03 0.00 0.61 99.32 07:06:02 all 0.09 0.00 0.04 0.00 0.31 99.56 07:06:02 0 0.02 0.00 0.05 0.00 0.12 99.82 07:06:02 1 0.18 0.00 0.03 0.00 0.33 99.45 07:06:02 2 0.13 0.00 0.07 0.00 0.32 99.48 07:06:02 3 0.02 0.00 0.02 0.00 0.48 99.49 07:07:01 all 0.11 0.00 0.04 0.00 0.20 99.65 07:07:01 0 0.02 0.00 0.05 0.00 0.05 99.88 07:07:01 1 0.31 0.00 0.02 0.00 0.20 99.47 07:07:01 2 0.07 0.00 0.07 0.00 0.41 99.46 07:07:01 3 0.03 0.00 0.03 0.00 0.14 99.80 07:08:01 all 0.08 0.00 0.07 0.00 0.37 99.48 07:08:01 0 0.02 0.00 0.13 0.00 0.17 99.68 07:08:01 1 0.23 0.00 0.03 0.00 0.33 99.40 07:08:01 2 0.05 0.00 0.05 0.00 0.55 99.35 07:08:01 3 0.03 0.00 0.05 0.00 0.42 99.50 07:09:01 all 0.17 0.00 0.15 0.00 1.04 98.65 07:09:01 0 0.02 0.00 0.05 0.00 0.43 99.50 07:09:01 1 0.32 0.00 0.13 0.00 1.15 98.40 07:09:01 2 0.12 0.00 0.25 0.00 1.44 98.19 07:09:01 3 0.23 0.00 0.15 0.00 1.13 98.49 Average: all 1.56 0.00 0.58 0.30 2.41 95.15 Average: 0 1.19 0.00 0.58 0.05 2.57 95.61 Average: 1 1.93 0.00 0.71 0.73 2.30 94.34 Average: 2 1.64 0.00 0.44 0.16 2.47 95.29 Average: 3 1.48 0.00 0.61 0.25 2.30 95.36