---> uname -a: Linux prd-centos7-docker-4c-2g-16253.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-399 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-399@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 ---> free -m: total used free shared buff/cache available Mem: 1837 684 102 0 1050 1048 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:dc:ae:17 brd ff:ff:ff:ff:ff:ff inet 10.30.122.63/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fedc:ae17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:06:6a:68:0e 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::42:6ff:fe6a:680e/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) 12/16/20 _x86_64_ (4 CPU) 02:53:54 LINUX RESTART (4 CPU) 02:55:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:56:01 2.63 0.00 2.63 0.00 0.00 64.43 0.00 02:57:01 0.52 0.00 0.52 0.00 0.00 8.26 0.00 02:58:01 94.71 58.75 35.95 0.00 4389.88 14587.72 0.00 Average: 32.63 19.59 13.04 0.00 1463.78 4888.42 0.00 02:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:56:01 166108 0 564664 30.01 2620 1148152 1078244 36.80 388256 1126724 16 02:57:01 164212 0 566552 30.11 2620 1148160 1078304 36.80 394040 1123052 8 02:58:01 228208 0 657128 34.92 2620 993588 1273000 43.45 426616 970184 97416 Average: 186176 0 596115 31.68 2620 1096633 1143183 39.01 402971 1073320 32480 02:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:56:01 eth0 0.37 0.10 0.02 0.06 0.00 0.00 0.00 0.00 02:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:57:01 eth0 2.91 1.25 3.09 0.08 0.00 0.00 0.00 0.00 02:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:58:01 eth0 208.31 172.27 2166.99 17.07 0.00 0.00 0.00 0.00 02:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 70.55 57.89 723.61 5.74 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 0.00 0.00 0.00 0.00 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) 12/16/20 _x86_64_ (4 CPU) 02:53:54 LINUX RESTART (4 CPU) 02:55:01 CPU %user %nice %system %iowait %steal %idle 02:56:01 all 0.18 0.00 0.07 0.00 0.00 99.75 02:56:01 0 0.08 0.00 0.05 0.00 0.00 99.87 02:56:01 1 0.52 0.00 0.10 0.00 0.00 99.38 02:56:01 2 0.07 0.00 0.07 0.00 0.00 99.87 02:56:01 3 0.05 0.00 0.07 0.00 0.00 99.88 02:57:01 all 0.19 0.00 0.06 0.00 0.01 99.74 02:57:01 0 0.07 0.00 0.03 0.00 0.00 99.90 02:57:01 1 0.10 0.00 0.08 0.00 0.02 99.80 02:57:01 2 0.07 0.00 0.05 0.00 0.00 99.88 02:57:01 3 0.53 0.00 0.07 0.00 0.02 99.38 02:58:01 all 5.52 0.00 3.68 1.33 0.02 89.44 02:58:01 0 4.94 0.00 3.71 1.03 0.02 90.31 02:58:01 1 5.42 0.00 3.06 0.76 0.02 90.75 02:58:01 2 6.04 0.00 3.80 1.08 0.02 89.06 02:58:01 3 5.70 0.00 4.15 2.45 0.03 87.66 Average: all 1.95 0.00 1.26 0.44 0.01 96.33 Average: 0 1.68 0.00 1.25 0.34 0.01 96.72 Average: 1 2.00 0.00 1.08 0.25 0.01 96.66 Average: 2 2.05 0.00 1.30 0.36 0.01 96.29 Average: 3 2.08 0.00 1.42 0.81 0.02 95.67