---> uname -a: Linux prd-centos7-docker-4c-2g-393.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/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/gexfoundry_device-mqtt-go_PR-217 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-217@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 724 100 0 1012 1008 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:b2:33:4c brd ff:ff:ff:ff:ff:ff inet 10.30.122.234/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85711sec preferred_lft 85711sec inet6 fe80::f816:3eff:feb2:334c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:f8:86:66:6c 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:f8ff:fe86:666c/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) 04/16/21 _x86_64_ (4 CPU) 04:32:03 LINUX RESTART (4 CPU) 04:33:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:34:02 5.58 0.75 4.83 0.00 48.48 148.16 0.00 04:35:01 0.56 0.00 0.56 0.00 0.00 10.45 0.00 04:36:01 0.28 0.00 0.28 0.00 0.00 3.91 0.00 04:37:01 0.27 0.00 0.27 0.00 0.00 2.98 0.00 04:38:01 0.18 0.00 0.18 0.00 0.00 2.60 0.00 04:39:01 0.35 0.00 0.35 0.00 0.00 6.11 0.00 04:40:01 0.25 0.00 0.25 0.00 0.00 2.73 0.00 04:41:01 0.30 0.00 0.30 0.00 0.00 3.50 0.00 04:42:01 0.23 0.00 0.23 0.00 0.00 2.85 0.00 04:43:01 0.22 0.00 0.22 0.00 0.00 2.58 0.00 Average: 0.82 0.08 0.75 0.00 4.86 18.61 0.00 04:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:34:02 177840 0 614236 32.65 2620 1086848 1097664 37.46 428940 1076828 24 04:35:01 180524 0 611548 32.50 2620 1086852 1079148 36.83 428308 1075352 12 04:36:01 178156 0 613908 32.63 2620 1086860 1079232 36.83 430636 1075300 8 04:37:01 177628 0 614436 32.66 2620 1086860 1079280 36.83 440520 1065764 20 04:38:01 175784 0 616268 32.75 2620 1086872 1079352 36.84 440504 1067832 12 04:39:01 176096 0 615952 32.74 2620 1086876 1079344 36.84 455412 1052568 8 04:40:01 177164 0 614880 32.68 2620 1086880 1079212 36.83 454564 1052572 8 04:41:01 175920 0 616120 32.75 2620 1086884 1079420 36.84 455504 1052568 8 04:42:01 177236 0 614800 32.68 2620 1086888 1079276 36.83 454608 1052568 8 04:43:01 176876 0 615152 32.69 2620 1086896 1079348 36.84 455124 1052568 8 Average: 177322 0 614730 32.67 2620 1086872 1081128 36.90 444412 1062392 12 04:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:34:02 eth0 10.94 5.88 9.25 2.87 0.00 0.00 0.00 0.00 04:34:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 eth0 1.00 0.08 0.08 0.04 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 eth0 1.70 0.37 0.40 0.20 0.00 0.00 0.00 0.00 04:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 eth0 1.47 0.55 0.59 0.40 0.00 0.00 0.00 0.00 04:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 eth0 1.17 0.45 0.45 0.27 0.00 0.00 0.00 0.00 04:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 eth0 1.35 0.28 0.34 0.20 0.00 0.00 0.00 0.00 04:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 eth0 0.17 0.08 0.01 0.01 0.00 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 eth0 0.52 0.38 0.27 0.20 0.00 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.37 0.23 0.15 0.07 0.00 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.88 0.84 1.16 0.43 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) 04/16/21 _x86_64_ (4 CPU) 04:32:03 LINUX RESTART (4 CPU) 04:33:01 CPU %user %nice %system %iowait %steal %idle 04:34:02 all 0.33 0.00 0.18 0.04 0.01 99.44 04:34:02 0 0.33 0.00 0.20 0.10 0.02 99.35 04:34:02 1 0.30 0.00 0.18 0.02 0.02 99.48 04:34:02 2 0.45 0.00 0.15 0.03 0.02 99.35 04:34:02 3 0.25 0.00 0.17 0.00 0.00 99.58 04:35:01 all 0.16 0.00 0.04 0.00 0.00 99.80 04:35:01 0 0.03 0.00 0.07 0.00 0.00 99.90 04:35:01 1 0.51 0.00 0.03 0.00 0.00 99.46 04:35:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:35:01 3 0.05 0.00 0.03 0.00 0.00 99.92 04:36:01 all 0.18 0.00 0.03 0.00 0.00 99.79 04:36:01 0 0.07 0.00 0.03 0.00 0.00 99.90 04:36:01 1 0.53 0.00 0.05 0.00 0.00 99.42 04:36:01 2 0.07 0.00 0.03 0.00 0.00 99.90 04:36:01 3 0.03 0.00 0.02 0.00 0.02 99.93 04:37:01 all 0.17 0.00 0.05 0.00 0.00 99.78 04:37:01 0 0.08 0.00 0.03 0.00 0.00 99.88 04:37:01 1 0.53 0.00 0.05 0.00 0.00 99.42 04:37:01 2 0.02 0.00 0.05 0.00 0.00 99.93 04:37:01 3 0.05 0.00 0.05 0.00 0.00 99.90 04:38:01 all 0.16 0.00 0.03 0.00 0.00 99.81 04:38:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:38:01 1 0.53 0.00 0.05 0.00 0.02 99.40 04:38:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:38:01 3 0.05 0.00 0.03 0.00 0.00 99.92 04:39:01 all 0.15 0.00 0.08 0.00 0.00 99.76 04:39:01 0 0.03 0.00 0.07 0.00 0.02 99.88 04:39:01 1 0.35 0.00 0.20 0.00 0.00 99.45 04:39:01 2 0.20 0.00 0.03 0.00 0.00 99.77 04:39:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:40:01 all 0.17 0.00 0.04 0.00 0.00 99.79 04:40:01 0 0.05 0.00 0.02 0.00 0.00 99.93 04:40:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:40:01 2 0.53 0.00 0.05 0.00 0.00 99.42 04:40:01 3 0.07 0.00 0.05 0.00 0.00 99.88 04:41:01 all 0.16 0.00 0.04 0.00 0.00 99.79 04:41:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:41:01 1 0.53 0.00 0.05 0.00 0.00 99.42 04:41:01 2 0.03 0.00 0.03 0.00 0.02 99.92 04:41:01 3 0.05 0.00 0.05 0.00 0.00 99.90 04:42:01 all 0.16 0.00 0.03 0.00 0.00 99.81 04:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 1 0.55 0.00 0.03 0.00 0.00 99.42 04:42:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 3 0.07 0.00 0.03 0.00 0.02 99.88 04:43:01 all 0.15 0.00 0.03 0.00 0.00 99.82 04:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 1 0.52 0.00 0.05 0.00 0.00 99.43 04:43:01 2 0.03 0.00 0.02 0.00 0.00 99.95 04:43:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.18 0.00 0.05 0.00 0.00 99.76 Average: 0 0.07 0.00 0.05 0.01 0.00 99.87 Average: 1 0.44 0.00 0.07 0.00 0.00 99.48 Average: 2 0.14 0.00 0.04 0.00 0.00 99.81 Average: 3 0.07 0.00 0.05 0.00 0.00 99.88