---> uname -a: Linux prd-centos7-docker-4c-2g-20965.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 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% /w/workspace/dry_go-mod-core-contracts_PR-427@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 /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-427 ---> free -m: total used free shared buff/cache available Mem: 1837 706 90 0 1040 1027 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:10:24:7f brd ff:ff:ff:ff:ff:ff inet 10.30.123.148/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86051sec preferred_lft 86051sec inet6 fe80::f816:3eff:fe10:247f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:9f:04:93:b1 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::42:9fff:fe04:93b1/64 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) 01/18/21 _x86_64_ (4 CPU) 08:07:48 LINUX RESTART (4 CPU) 08:09:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 36.24 10.88 25.36 0.00 4325.96 2267.12 0.00 08:11:01 1.85 0.00 1.85 0.00 0.00 37.71 0.00 08:12:02 0.27 0.00 0.27 0.00 0.00 3.47 0.00 08:13:01 0.46 0.00 0.46 0.00 0.00 4.60 0.00 Average: 9.75 2.73 7.01 0.00 1086.91 581.08 0.00 08:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 154944 0 607392 32.28 2620 1116588 1157092 39.49 402272 1122852 128 08:11:01 166324 0 596004 31.68 2620 1116596 1066768 36.41 402332 1113472 8 08:12:02 165324 0 597000 31.73 2620 1116600 1066984 36.41 402072 1114768 16 08:13:01 165464 0 596860 31.72 2620 1116600 1066768 36.41 409664 1107136 8 Average: 163014 0 599314 31.85 2620 1116596 1089403 37.18 404085 1114557 40 08:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 eth0 89.60 74.41 458.94 43.90 0.00 0.00 0.00 0.00 08:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 docker0 6.91 5.17 1.50 15.91 0.00 0.00 0.00 0.00 08:11:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 08:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:02 eth0 1.05 0.53 0.33 0.18 0.00 0.00 0.00 0.00 08:12:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 eth0 0.10 0.10 0.01 0.04 0.00 0.00 0.00 0.00 08:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 22.82 18.88 115.40 11.09 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 1.74 1.30 0.38 4.00 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) 01/18/21 _x86_64_ (4 CPU) 08:07:48 LINUX RESTART (4 CPU) 08:09:01 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 2.34 0.00 1.98 0.46 9.99 85.23 08:10:01 0 2.32 0.00 2.08 0.26 11.29 84.06 08:10:01 1 1.96 0.00 1.67 0.86 9.66 85.85 08:10:01 2 2.52 0.00 2.15 0.21 8.88 86.24 08:10:01 3 2.56 0.00 2.04 0.49 10.11 84.80 08:11:01 all 0.12 0.00 0.09 0.00 0.64 99.15 08:11:01 0 0.20 0.00 0.05 0.00 0.63 99.12 08:11:01 1 0.12 0.00 0.08 0.00 0.73 99.07 08:11:01 2 0.02 0.00 0.07 0.00 0.76 99.15 08:11:01 3 0.15 0.00 0.17 0.00 0.42 99.27 08:12:02 all 0.10 0.00 0.07 0.00 0.65 99.18 08:12:02 0 0.05 0.00 0.03 0.00 0.86 99.06 08:12:02 1 0.05 0.00 0.13 0.00 0.37 99.45 08:12:02 2 0.08 0.00 0.03 0.00 0.76 99.12 08:12:02 3 0.20 0.00 0.08 0.00 0.63 99.09 08:13:01 all 0.06 0.00 0.08 0.00 0.61 99.25 08:13:01 0 0.02 0.00 0.02 0.00 0.56 99.41 08:13:01 1 0.17 0.00 0.03 0.00 0.88 98.92 08:13:01 2 0.03 0.00 0.03 0.00 0.69 99.24 08:13:01 3 0.02 0.00 0.24 0.00 0.32 99.42 Average: all 0.66 0.00 0.56 0.12 3.02 95.64 Average: 0 0.66 0.00 0.55 0.07 3.39 95.33 Average: 1 0.58 0.00 0.49 0.22 2.96 95.75 Average: 2 0.68 0.00 0.58 0.05 2.81 95.88 Average: 3 0.74 0.00 0.64 0.12 2.90 95.59