---> uname -a: Linux prd-centos7-docker-4c-2g-19471.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% /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-179 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-179@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 ---> free -m: total used free shared buff/cache available Mem: 1837 674 114 0 1048 1058 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:b3:bf:cf brd ff:ff:ff:ff:ff:ff inet 10.30.123.118/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85934sec preferred_lft 85934sec inet6 fe80::f816:3eff:feb3:bfcf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:4c:a9:70:d9 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::42:4cff:fea9:70d9/64 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) 01/11/21 _x86_64_ (4 CPU) 08:06:25 LINUX RESTART (4 CPU) 08:07:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:08:01 51.67 15.23 36.44 0.00 4645.93 2782.55 0.00 08:09:01 1.73 0.00 1.73 0.00 0.00 29.79 0.00 08:10:01 0.30 0.00 0.30 0.00 0.00 4.03 0.00 08:11:01 0.23 0.00 0.23 0.00 0.00 2.96 0.00 08:12:01 0.18 0.00 0.18 0.00 0.00 2.08 0.00 08:13:01 0.38 0.00 0.38 0.00 0.00 4.98 0.00 08:14:01 47.50 47.22 0.28 0.00 3918.22 3.21 0.00 Average: 14.49 8.91 5.58 0.00 1215.74 398.80 0.00 08:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:08:01 156188 0 568776 30.23 2620 1153960 1126708 38.45 396232 1129060 132 08:09:01 162960 0 561996 29.87 2620 1153968 1096224 37.41 398184 1121572 24 08:10:01 161304 0 563648 29.96 2620 1153972 1096248 37.41 396292 1125436 16 08:11:01 159452 0 565500 30.06 2620 1153972 1092200 37.27 412180 1111144 20 08:12:01 158964 0 565980 30.08 2620 1153980 1090132 37.20 412228 1112032 16 08:13:01 158348 0 566592 30.11 2620 1153984 1089092 37.17 421992 1103300 12 08:14:01 67768 0 598228 31.79 2620 1212928 1283380 43.80 434960 1180360 164 Average: 146426 0 570103 30.30 2620 1162395 1124855 38.39 410295 1126129 55 08:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:08:01 eth0 362.85 237.43 800.27 88.87 0.00 0.00 0.00 0.00 08:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 docker0 2.37 2.01 0.45 4.19 0.00 0.00 0.00 0.00 08:09:01 eth0 4.16 0.83 1.25 0.62 0.00 0.00 0.00 0.00 08:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 eth0 3.71 0.87 1.05 0.60 0.00 0.00 0.00 0.00 08:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 eth0 3.28 0.82 0.96 0.56 0.00 0.00 0.00 0.00 08:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 eth0 2.03 0.93 0.93 0.67 0.00 0.00 0.00 0.00 08:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 eth0 0.67 0.33 0.34 0.23 0.00 0.00 0.00 0.00 08:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 eth0 8.06 4.75 7.66 2.86 0.00 0.00 0.00 0.00 08:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 54.26 34.67 114.50 13.31 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 0.33 0.28 0.06 0.59 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) 01/11/21 _x86_64_ (4 CPU) 08:06:25 LINUX RESTART (4 CPU) 08:07:02 CPU %user %nice %system %iowait %steal %idle 08:08:01 all 7.94 0.00 3.07 1.12 0.06 87.81 08:08:01 0 8.09 0.00 3.69 1.75 0.05 86.41 08:08:01 1 7.70 0.00 2.62 0.48 0.07 89.12 08:08:01 2 7.59 0.00 2.76 0.31 0.07 89.27 08:08:01 3 8.36 0.00 3.21 1.94 0.07 86.42 08:09:01 all 0.19 0.00 0.05 0.00 0.00 99.75 08:09:01 0 0.05 0.00 0.07 0.00 0.00 99.88 08:09:01 1 0.55 0.00 0.03 0.00 0.00 99.42 08:09:01 2 0.08 0.00 0.05 0.00 0.02 99.85 08:09:01 3 0.07 0.00 0.07 0.00 0.00 99.87 08:10:01 all 0.08 0.00 0.04 0.00 0.01 99.87 08:10:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:10:01 1 0.13 0.00 0.07 0.00 0.02 99.78 08:10:01 2 0.07 0.00 0.05 0.00 0.00 99.88 08:10:01 3 0.10 0.00 0.03 0.00 0.02 99.85 08:11:01 all 0.14 0.00 0.05 0.00 0.00 99.81 08:11:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:11:01 1 0.40 0.00 0.08 0.00 0.00 99.52 08:11:01 2 0.08 0.00 0.07 0.00 0.00 99.85 08:11:01 3 0.05 0.00 0.03 0.00 0.00 99.92 08:12:01 all 0.19 0.00 0.04 0.00 0.00 99.77 08:12:01 0 0.05 0.00 0.03 0.00 0.00 99.92 08:12:01 1 0.33 0.00 0.03 0.00 0.00 99.63 08:12:01 2 0.33 0.00 0.05 0.00 0.00 99.62 08:12:01 3 0.05 0.00 0.05 0.00 0.00 99.90 08:13:01 all 0.15 0.00 0.06 0.00 0.00 99.79 08:13:01 0 0.00 0.00 0.03 0.00 0.00 99.97 08:13:01 1 0.50 0.00 0.03 0.00 0.00 99.47 08:13:01 2 0.05 0.00 0.12 0.00 0.00 99.83 08:13:01 3 0.05 0.00 0.05 0.00 0.00 99.90 08:14:01 all 1.15 0.00 0.36 1.24 0.00 97.25 08:14:01 0 1.20 0.00 0.32 0.58 0.00 97.90 08:14:01 1 0.93 0.00 0.22 0.22 0.00 98.63 08:14:01 2 1.57 0.00 0.78 4.16 0.02 93.47 08:14:01 3 0.89 0.00 0.13 0.00 0.00 98.98 Average: all 1.38 0.00 0.52 0.33 0.01 97.76 Average: 0 1.32 0.00 0.58 0.33 0.01 97.76 Average: 1 1.48 0.00 0.43 0.10 0.01 97.97 Average: 2 1.37 0.00 0.55 0.64 0.01 97.43 Average: 3 1.34 0.00 0.50 0.27 0.01 97.88