---> uname -a: Linux prd-centos7-docker-4c-2g-4111.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% /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/xfoundry_go-mod-bootstrap_PR-228 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_go-mod-bootstrap_PR-228@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 722 102 0 1012 1010 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:62:79:a8 brd ff:ff:ff:ff:ff:ff inet 10.30.122.149/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe62:79a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d3:66:8b:c3 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:d3ff:fe66:8bc3/64 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) 05/10/21 _x86_64_ (4 CPU) 17:31:21 LINUX RESTART (4 CPU) 17:32:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:33:01 51.26 13.15 38.10 0.00 4599.17 3309.92 0.00 17:34:01 1.27 0.00 1.27 0.00 0.00 27.96 0.00 17:35:01 0.35 0.00 0.35 0.00 0.00 4.66 0.00 Average: 17.25 4.29 12.96 0.00 1499.16 1089.90 0.00 17:32:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:33:01 168136 0 610540 32.45 2620 1100248 1121532 38.28 430256 1083456 8 17:34:01 172664 0 605956 32.21 2620 1100304 1105692 37.74 428940 1081088 20 17:35:01 170148 0 608516 32.34 2620 1100260 1092364 37.28 431024 1082012 20 Average: 170316 0 608337 32.33 2620 1100271 1106529 37.76 430073 1082185 16 17:32:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:33:01 eth0 166.27 116.58 470.43 28.82 0.00 0.00 0.00 0.00 17:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 docker0 3.60 2.53 1.04 7.73 0.00 0.00 0.00 0.00 17:34:01 eth0 2.98 0.87 0.96 0.60 0.00 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 eth0 5.43 0.95 1.38 0.75 0.00 0.00 0.00 0.00 17:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 57.03 38.61 154.13 9.85 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 1.17 0.83 0.34 2.52 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) 05/10/21 _x86_64_ (4 CPU) 17:31:21 LINUX RESTART (4 CPU) 17:32:03 CPU %user %nice %system %iowait %steal %idle 17:33:01 all 3.54 0.00 2.25 1.39 0.07 92.77 17:33:01 0 4.06 0.00 2.91 0.84 0.05 92.14 17:33:01 1 3.80 0.00 2.00 0.14 0.05 94.01 17:33:01 2 3.32 0.00 1.88 2.41 0.09 92.31 17:33:01 3 2.97 0.00 2.20 2.15 0.07 92.61 17:34:01 all 0.15 0.00 0.05 0.00 0.00 99.80 17:34:01 0 0.03 0.00 0.05 0.00 0.02 99.90 17:34:01 1 0.47 0.00 0.05 0.00 0.00 99.48 17:34:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:34:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:35:01 all 0.14 0.00 0.04 0.00 0.02 99.80 17:35:01 0 0.10 0.00 0.05 0.00 0.03 99.82 17:35:01 1 0.23 0.00 0.03 0.00 0.02 99.72 17:35:01 2 0.08 0.00 0.03 0.00 0.02 99.87 17:35:01 3 0.13 0.00 0.05 0.00 0.00 99.82 Average: all 1.24 0.00 0.76 0.45 0.03 97.52 Average: 0 1.36 0.00 0.98 0.27 0.03 97.36 Average: 1 1.47 0.00 0.68 0.05 0.02 97.79 Average: 2 1.13 0.00 0.64 0.78 0.03 97.42 Average: 3 1.02 0.00 0.74 0.70 0.02 97.52