---> uname -a: Linux prd-centos7-docker-4c-2g-40.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% /w/workspace/gexfoundry_device-mqtt-go_PR-243 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-243@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 729 111 0 996 1002 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:88:8d:4f brd ff:ff:ff:ff:ff:ff inet 10.30.122.109/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85792sec preferred_lft 85792sec inet6 fe80::f816:3eff:fe88:8d4f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:9b:e6:4f:b6 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::42:9bff:fee6:4fb6/64 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) 05/14/21 _x86_64_ (4 CPU) 03:26:50 LINUX RESTART (4 CPU) 03:28:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:29:01 6.69 0.88 5.81 0.00 49.97 160.12 0.00 03:30:01 0.35 0.00 0.35 0.00 0.00 5.89 0.00 03:31:01 0.25 0.00 0.25 0.00 0.00 2.71 0.00 03:32:01 0.25 0.00 0.25 0.00 0.00 3.73 0.00 03:33:01 0.25 0.00 0.25 0.00 0.00 3.86 0.00 03:34:01 0.28 0.00 0.28 0.00 0.00 3.96 0.00 03:35:01 0.28 0.00 0.28 0.00 0.00 3.33 0.00 03:36:02 0.23 0.00 0.23 0.00 0.00 2.18 0.00 03:37:01 125.13 76.49 48.64 0.00 6124.91 16481.03 0.00 Average: 14.76 8.54 6.22 0.00 681.68 1839.95 0.00 03:28:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:29:01 173292 0 614072 32.64 2620 1091560 1098396 37.49 407352 1103280 20 03:30:01 174476 0 612880 32.57 2620 1091568 1087124 37.10 407012 1102720 8 03:31:01 172112 0 615240 32.70 2620 1091572 1087208 37.10 419008 1092932 20 03:32:01 172120 0 615232 32.70 2620 1091572 1087300 37.11 419368 1092932 12 03:33:01 171436 0 615908 32.73 2620 1091580 1087368 37.11 423108 1090160 16 03:34:01 172756 0 614584 32.66 2620 1091584 1079048 36.83 423000 1088892 12 03:35:01 170128 0 617208 32.80 2620 1091588 1079048 36.83 425372 1088892 8 03:36:02 169564 0 617768 32.83 2620 1091592 1079168 36.83 425980 1088892 20 03:37:01 174356 0 728748 38.73 2620 975820 1283968 43.82 467464 977392 37428 Average: 172249 0 627960 33.37 2620 1078715 1107625 37.80 424185 1080677 4172 03:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:29:01 eth0 16.20 11.32 18.67 4.85 0.00 0.00 0.00 0.00 03:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 docker0 2.27 1.64 0.46 5.02 0.00 0.00 0.00 0.00 03:30:01 eth0 3.30 0.58 0.77 0.41 0.00 0.00 0.00 0.00 03:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 eth0 1.72 0.50 0.61 0.36 0.00 0.00 0.00 0.00 03:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 eth0 2.93 0.72 0.71 0.47 0.00 0.00 0.00 0.00 03:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 eth0 1.27 0.58 0.68 0.46 0.00 0.00 0.00 0.00 03:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 eth0 0.10 0.03 0.01 0.00 0.00 0.00 0.00 0.00 03:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:02 eth0 1.42 0.37 0.36 0.21 0.00 0.00 0.00 0.00 03:36:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 eth0 225.29 174.37 2192.25 52.33 0.00 0.00 0.00 0.00 03:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 27.86 20.81 244.43 6.52 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 0.18 0.05 0.55 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) 05/14/21 _x86_64_ (4 CPU) 03:26:50 LINUX RESTART (4 CPU) 03:28:02 CPU %user %nice %system %iowait %steal %idle 03:29:01 all 0.64 0.00 0.36 0.07 0.09 98.84 03:29:01 0 0.44 0.00 0.29 0.02 0.10 99.15 03:29:01 1 0.61 0.00 0.36 0.12 0.05 98.86 03:29:01 2 0.97 0.00 0.37 0.08 0.08 98.49 03:29:01 3 0.56 0.00 0.41 0.05 0.12 98.86 03:30:01 all 0.16 0.00 0.05 0.00 0.01 99.78 03:30:01 0 0.03 0.00 0.05 0.00 0.02 99.90 03:30:01 1 0.07 0.00 0.03 0.00 0.02 99.88 03:30:01 2 0.47 0.00 0.05 0.00 0.00 99.48 03:30:01 3 0.07 0.00 0.08 0.00 0.00 99.85 03:31:01 all 0.18 0.00 0.05 0.00 0.01 99.76 03:31:01 0 0.10 0.00 0.12 0.00 0.00 99.78 03:31:01 1 0.05 0.00 0.03 0.00 0.00 99.92 03:31:01 2 0.50 0.00 0.05 0.00 0.02 99.43 03:31:01 3 0.05 0.00 0.02 0.00 0.02 99.92 03:32:01 all 0.16 0.00 0.04 0.00 0.00 99.79 03:32:01 0 0.05 0.00 0.03 0.00 0.00 99.92 03:32:01 1 0.12 0.00 0.07 0.00 0.00 99.82 03:32:01 2 0.43 0.00 0.03 0.00 0.02 99.52 03:32:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:33:01 all 0.19 0.00 0.05 0.00 0.01 99.75 03:33:01 0 0.08 0.00 0.08 0.00 0.02 99.82 03:33:01 1 0.08 0.00 0.03 0.00 0.00 99.88 03:33:01 2 0.55 0.00 0.05 0.00 0.02 99.38 03:33:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:34:01 all 0.15 0.00 0.08 0.00 0.00 99.76 03:34:01 0 0.03 0.00 0.25 0.00 0.00 99.72 03:34:01 1 0.00 0.00 0.02 0.00 0.00 99.98 03:34:01 2 0.55 0.00 0.05 0.00 0.00 99.40 03:34:01 3 0.03 0.00 0.02 0.00 0.00 99.95 03:35:01 all 0.16 0.00 0.05 0.00 0.00 99.79 03:35:01 0 0.02 0.00 0.07 0.00 0.00 99.92 03:35:01 1 0.05 0.00 0.05 0.00 0.02 99.88 03:35:01 2 0.53 0.00 0.03 0.00 0.00 99.43 03:35:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:36:02 all 0.16 0.00 0.03 0.00 0.01 99.80 03:36:02 0 0.03 0.00 0.02 0.00 0.02 99.93 03:36:02 1 0.05 0.00 0.02 0.00 0.00 99.93 03:36:02 2 0.07 0.00 0.07 0.00 0.02 99.85 03:36:02 3 0.50 0.00 0.02 0.00 0.02 99.47 03:37:01 all 6.01 0.00 3.87 1.63 0.07 88.42 03:37:01 0 5.28 0.00 3.68 0.15 0.02 90.86 03:37:01 1 7.01 0.00 4.13 2.47 0.09 86.30 03:37:01 2 5.93 0.00 3.94 3.10 0.09 86.95 03:37:01 3 5.81 0.00 3.73 0.78 0.09 89.58 Average: all 0.86 0.00 0.50 0.19 0.02 98.43 Average: 0 0.66 0.00 0.50 0.02 0.02 98.80 Average: 1 0.88 0.00 0.52 0.28 0.02 98.30 Average: 2 1.10 0.00 0.51 0.35 0.03 98.02 Average: 3 0.78 0.00 0.48 0.09 0.03 98.62