---> uname -a: Linux prd-centos7-docker-4c-2g-6065.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: 2933.436 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 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% /w/workspace/dry_go-mod-core-contracts_PR-346 /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-346@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 690 114 0 1033 1045 Swap: 1023 0 1023 ---> 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:0a:7a:20 brd ff:ff:ff:ff:ff:ff inet 10.30.122.239/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe0a:7a20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:e7:cc:11:f7 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:e7ff:fecc:11f7/64 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) 10/18/20 _x86_64_ (4 CPU) 07:12:36 LINUX RESTART (4 CPU) 07:13:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:14:01 132.84 46.90 85.93 0.00 7791.47 35558.33 0.00 07:15:01 3.78 0.00 3.78 0.00 0.00 127.09 0.00 07:16:01 0.37 0.00 0.37 0.00 0.00 5.68 0.00 07:17:01 0.22 0.00 0.22 0.00 0.00 2.47 0.00 07:18:01 22.86 22.58 0.28 0.00 2030.31 8.26 0.00 Average: 31.69 13.79 17.90 0.00 1945.47 7048.26 0.00 07:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:14:01 160808 0 593256 31.53 2620 1124872 1120596 38.24 443884 1115088 128 07:15:01 167028 0 586916 31.19 2620 1124992 1080860 36.89 441532 1112568 20 07:16:01 165700 0 588240 31.26 2620 1124996 1072888 36.62 443916 1111816 20 07:17:01 166336 0 587604 31.23 2620 1124996 1072768 36.61 443328 1111816 12 07:18:01 82900 0 609932 32.42 2620 1186104 1099692 37.53 465856 1165116 76 Average: 148554 0 593190 31.53 2620 1137192 1089361 37.18 447703 1123281 51 07:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:14:01 eth0 538.90 311.51 1087.08 91.63 0.00 0.00 0.00 0.00 07:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 docker0 5.62 4.49 1.13 12.27 0.00 0.00 0.00 0.00 07:15:01 eth0 4.03 1.98 3.05 0.14 0.00 0.00 0.00 0.00 07:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 eth0 0.73 0.52 0.28 0.21 0.00 0.00 0.00 0.00 07:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:01 eth0 0.95 0.30 0.32 0.20 0.00 0.00 0.00 0.00 07:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:18:01 eth0 9.43 5.86 8.98 3.40 0.00 0.00 0.00 0.00 07:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 109.42 63.23 217.13 18.88 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 1.11 0.89 0.22 2.42 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) 10/18/20 _x86_64_ (4 CPU) 07:12:36 LINUX RESTART (4 CPU) 07:13:02 CPU %user %nice %system %iowait %steal %idle 07:14:01 all 15.52 0.00 7.88 5.53 0.14 70.94 07:14:01 0 16.22 0.00 10.16 5.19 0.14 68.30 07:14:01 1 14.59 0.00 7.40 5.13 0.09 72.79 07:14:01 2 15.06 0.00 7.64 8.16 0.16 68.97 07:14:01 3 16.20 0.00 6.33 3.61 0.17 73.70 07:15:01 all 0.18 0.00 0.05 0.00 0.01 99.76 07:15:01 0 0.48 0.00 0.03 0.00 0.00 99.48 07:15:01 1 0.12 0.00 0.07 0.00 0.02 99.80 07:15:01 2 0.08 0.00 0.03 0.00 0.00 99.88 07:15:01 3 0.05 0.00 0.05 0.00 0.02 99.88 07:16:01 all 0.18 0.00 0.05 0.00 0.00 99.77 07:16:01 0 0.53 0.00 0.03 0.00 0.00 99.43 07:16:01 1 0.08 0.00 0.08 0.00 0.02 99.82 07:16:01 2 0.07 0.00 0.03 0.00 0.00 99.90 07:16:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:17:01 all 0.15 0.00 0.03 0.00 0.01 99.81 07:17:01 0 0.53 0.00 0.02 0.00 0.00 99.45 07:17:01 1 0.03 0.00 0.03 0.00 0.00 99.93 07:17:01 2 0.03 0.00 0.05 0.00 0.03 99.88 07:17:01 3 0.02 0.00 0.02 0.00 0.00 99.97 07:18:01 all 0.82 0.00 0.51 0.44 0.01 98.22 07:18:01 0 1.10 0.00 0.45 0.40 0.00 98.05 07:18:01 1 0.58 0.00 0.42 0.38 0.00 98.62 07:18:01 2 1.00 0.00 0.67 0.95 0.02 97.36 07:18:01 3 0.58 0.00 0.50 0.03 0.02 98.86 Average: all 3.28 0.00 1.66 1.16 0.03 93.87 Average: 0 3.67 0.00 2.07 1.09 0.03 93.14 Average: 1 3.00 0.00 1.56 1.07 0.02 94.35 Average: 2 3.16 0.00 1.64 1.78 0.04 93.38 Average: 3 3.28 0.00 1.35 0.71 0.04 94.63