---> uname -a: Linux prd-centos7-docker-4c-2g-21074.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-435 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-435@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 702 71 0 1063 1030 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:17:83:14 brd ff:ff:ff:ff:ff:ff inet 10.30.123.232/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe17:8314/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:ad:12:a8:28 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:adff:fe12:a828/64 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) 01/19/21 _x86_64_ (4 CPU) 03:12:01 LINUX RESTART (4 CPU) 03:13:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:14:02 2.39 0.20 2.18 0.00 7.59 49.01 0.00 03:15:01 0.56 0.00 0.56 0.00 0.00 8.03 0.00 03:16:01 0.47 0.00 0.47 0.00 0.00 6.36 0.00 Average: 1.13 0.07 1.07 0.00 2.51 21.05 0.00 03:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:14:02 156972 0 571524 30.38 2620 1150428 1096284 37.41 374244 1149556 20 03:15:01 155668 0 572820 30.44 2620 1150436 1078772 36.82 383992 1141076 12 03:16:01 153484 0 575000 30.56 2620 1150440 1078780 36.82 382308 1144900 8 Average: 155375 0 573115 30.46 2620 1150435 1084612 37.02 380181 1145177 13 03:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:14:02 eth0 9.21 5.52 8.05 1.83 0.00 0.00 0.00 0.00 03:14:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 eth0 1.59 0.30 0.38 0.20 0.00 0.00 0.00 0.00 03:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 eth0 2.25 0.70 0.69 0.43 0.00 0.00 0.00 0.00 03:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 4.34 2.17 3.03 0.82 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) 01/19/21 _x86_64_ (4 CPU) 03:12:01 LINUX RESTART (4 CPU) 03:13:02 CPU %user %nice %system %iowait %steal %idle 03:14:02 all 0.32 0.00 0.08 0.00 0.00 99.59 03:14:02 0 0.51 0.00 0.14 0.00 0.00 99.36 03:14:02 1 0.31 0.00 0.03 0.00 0.00 99.66 03:14:02 2 0.31 0.00 0.08 0.02 0.00 99.59 03:14:02 3 0.17 0.00 0.08 0.00 0.00 99.75 03:15:01 all 0.17 0.00 0.05 0.00 0.00 99.78 03:15:01 0 0.51 0.00 0.02 0.00 0.00 99.47 03:15:01 1 0.03 0.00 0.07 0.00 0.00 99.90 03:15:01 2 0.08 0.00 0.07 0.00 0.00 99.85 03:15:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:16:01 all 0.18 0.00 0.08 0.00 0.02 99.72 03:16:01 0 0.45 0.00 0.05 0.00 0.02 99.48 03:16:01 1 0.07 0.00 0.10 0.00 0.02 99.82 03:16:01 2 0.07 0.00 0.05 0.00 0.02 99.87 03:16:01 3 0.15 0.00 0.10 0.00 0.02 99.73 Average: all 0.22 0.00 0.07 0.00 0.01 99.70 Average: 0 0.49 0.00 0.07 0.00 0.01 99.44 Average: 1 0.13 0.00 0.07 0.00 0.01 99.79 Average: 2 0.15 0.00 0.07 0.01 0.01 99.77 Average: 3 0.12 0.00 0.07 0.00 0.01 99.80