---> uname -a: Linux prd-centos7-docker-4c-2g-15057.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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-384 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-384@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 706 101 0 1029 1027 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:1a:c7:35 brd ff:ff:ff:ff:ff:ff inet 10.30.123.239/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fe1a:c735/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:1b:c0:a6:1d 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::42:1bff:fec0:a61d/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) 12/08/20 _x86_64_ (4 CPU) 06:09:18 LINUX RESTART (4 CPU) 06:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:11:01 32.00 11.85 20.14 0.00 4393.81 2931.51 0.00 06:12:01 0.67 0.00 0.67 0.00 0.00 13.52 0.00 06:13:01 0.28 0.00 0.28 0.00 0.00 3.26 0.00 06:14:01 0.18 0.00 0.18 0.00 0.00 1.88 0.00 06:15:01 107.02 65.06 41.96 0.00 4636.49 15208.56 0.00 Average: 28.05 15.40 12.66 0.00 1806.99 3634.79 0.00 06:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:11:01 149276 0 604904 32.15 2620 1124744 1100164 37.55 412280 1120328 16 06:12:01 154108 0 600064 31.89 2620 1124752 1078012 36.79 412728 1115404 8 06:13:01 151172 0 602996 32.05 2620 1124756 1078272 36.80 414108 1117020 8 06:14:01 150712 0 603456 32.07 2620 1124756 1078308 36.80 426740 1104496 8 06:15:01 76476 0 739336 39.29 2620 1063112 1522220 51.95 604556 945296 75852 Average: 136349 0 630151 33.49 2620 1112424 1171395 39.98 454082 1080509 15178 06:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:11:01 eth0 149.94 117.30 463.12 38.01 0.00 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 7.39 4.71 1.34 13.62 0.00 0.00 0.00 0.00 06:12:01 eth0 0.75 0.03 0.06 0.00 0.00 0.00 0.00 0.00 06:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 eth0 1.02 0.52 0.32 0.21 0.00 0.00 0.00 0.00 06:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 eth0 0.55 0.43 0.31 0.18 0.00 0.00 0.00 0.00 06:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 eth0 202.71 163.28 2169.21 18.01 0.00 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 71.03 56.34 527.04 11.29 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 1.48 0.94 0.27 2.72 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) 12/08/20 _x86_64_ (4 CPU) 06:09:18 LINUX RESTART (4 CPU) 06:10:01 CPU %user %nice %system %iowait %steal %idle 06:11:01 all 3.26 0.00 2.19 0.81 0.01 93.73 06:11:01 0 3.96 0.00 2.62 0.82 0.00 92.61 06:11:01 1 3.35 0.00 2.70 1.54 0.00 92.41 06:11:01 2 2.93 0.00 1.81 0.25 0.02 94.99 06:11:01 3 2.80 0.00 1.63 0.64 0.02 94.91 06:12:01 all 0.15 0.00 0.05 0.00 0.00 99.80 06:12:01 0 0.45 0.00 0.03 0.00 0.00 99.52 06:12:01 1 0.07 0.00 0.08 0.00 0.02 99.83 06:12:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:12:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:13:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:13:01 0 0.45 0.00 0.03 0.00 0.00 99.52 06:13:01 1 0.08 0.00 0.07 0.00 0.00 99.85 06:13:01 2 0.07 0.00 0.03 0.00 0.00 99.90 06:13:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:14:01 all 0.14 0.00 0.05 0.00 0.00 99.81 06:14:01 0 0.43 0.00 0.03 0.00 0.00 99.53 06:14:01 1 0.03 0.00 0.07 0.00 0.00 99.90 06:14:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:14:01 3 0.03 0.00 0.05 0.00 0.00 99.92 06:15:01 all 5.55 0.00 3.96 1.73 0.01 88.75 06:15:01 0 6.62 0.00 3.91 0.27 0.00 89.20 06:15:01 1 5.48 0.00 4.07 2.60 0.02 87.84 06:15:01 2 5.20 0.00 3.88 2.07 0.02 88.83 06:15:01 3 4.91 0.00 3.98 1.97 0.02 89.12 Average: all 1.84 0.00 1.25 0.51 0.01 96.39 Average: 0 2.37 0.00 1.32 0.22 0.00 96.09 Average: 1 1.80 0.00 1.39 0.83 0.01 95.98 Average: 2 1.65 0.00 1.16 0.46 0.01 96.72 Average: 3 1.55 0.00 1.14 0.52 0.01 96.78