---> uname -a: Linux prd-centos7-docker-4c-2g-24398.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% /w/workspace/undry_go-mod-configuration_PR-24 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/undry_go-mod-configuration_PR-24@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 ---> free -m: total used free shared buff/cache available Mem: 1837 738 109 0 989 994 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:31:fe:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.122.245/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe31:fef4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:1f:3a:c7:e5 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::42:1fff:fe3a:c7e5/64 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) 02/01/21 _x86_64_ (4 CPU) 18:41:12 LINUX RESTART (4 CPU) 18:42:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:43:01 27.72 11.24 16.48 0.00 4324.82 2563.99 0.00 18:44:01 1.75 0.00 1.75 0.00 0.00 34.63 0.00 18:45:01 0.27 0.00 0.27 0.00 0.00 3.54 0.00 18:46:01 0.28 0.00 0.28 0.00 0.00 2.88 0.00 Average: 7.54 2.82 4.72 0.00 1085.95 654.10 0.00 18:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:43:01 143440 0 638472 33.93 2620 1097012 1117840 38.15 435672 1101832 16 18:44:01 149508 0 632396 33.61 2620 1097020 1093764 37.33 433744 1098904 8 18:45:01 148272 0 633628 33.68 2620 1097024 1088444 37.15 434136 1099832 12 18:46:01 149124 0 632776 33.63 2620 1097024 1080184 36.86 440880 1092052 12 Average: 147586 0 634318 33.71 2620 1097020 1095058 37.37 436108 1098155 12 18:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:43:01 eth0 79.61 60.15 340.92 36.13 0.00 0.00 0.00 0.00 18:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 docker0 1.02 0.88 0.18 1.03 0.00 0.00 0.00 0.00 18:44:01 eth0 5.09 1.15 1.59 1.01 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 eth0 1.59 0.83 0.85 0.58 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 0.17 0.07 0.01 0.04 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.70 15.61 86.22 9.48 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 0.25 0.22 0.04 0.26 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) 02/01/21 _x86_64_ (4 CPU) 18:41:12 LINUX RESTART (4 CPU) 18:42:01 CPU %user %nice %system %iowait %steal %idle 18:43:01 all 2.56 0.00 1.84 0.64 0.01 94.95 18:43:01 0 2.65 0.00 1.84 0.10 0.03 95.38 18:43:01 1 2.42 0.00 2.03 0.13 0.00 95.41 18:43:01 2 2.64 0.00 1.88 0.86 0.00 94.63 18:43:01 3 2.53 0.00 1.61 1.46 0.02 94.39 18:44:01 all 0.23 0.00 0.05 0.00 0.01 99.71 18:44:01 0 0.13 0.00 0.05 0.00 0.00 99.82 18:44:01 1 0.62 0.00 0.07 0.00 0.02 99.30 18:44:01 2 0.10 0.00 0.05 0.00 0.02 99.83 18:44:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:45:01 all 0.20 0.00 0.07 0.00 0.00 99.73 18:45:01 0 0.05 0.00 0.07 0.00 0.00 99.88 18:45:01 1 0.58 0.00 0.07 0.00 0.00 99.36 18:45:01 2 0.08 0.00 0.08 0.00 0.00 99.83 18:45:01 3 0.08 0.00 0.05 0.00 0.00 99.86 18:46:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:46:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:46:01 1 0.53 0.00 0.02 0.00 0.00 99.45 18:46:01 2 0.02 0.00 0.07 0.00 0.00 99.92 18:46:01 3 0.02 0.00 0.05 0.00 0.00 99.93 Average: all 0.78 0.00 0.50 0.16 0.01 98.55 Average: 0 0.71 0.00 0.50 0.03 0.01 98.75 Average: 1 1.04 0.00 0.54 0.03 0.00 98.38 Average: 2 0.71 0.00 0.52 0.21 0.00 98.55 Average: 3 0.67 0.00 0.44 0.36 0.00 98.52