---> uname -a: Linux prd-centos7-docker-4c-2g-9428.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /facter-os /dev/vda1 50.0G 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/gexfoundry_device-mqtt-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/gexfoundry_device-mqtt-go_master@tmp /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 743 154 0 939 1030 Swap: 1023 3 1020 ---> 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:b9:18:55 brd ff:ff:ff:ff:ff:ff inet 10.30.123.245/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85814sec preferred_lft 85814sec inet6 fe80::f816:3eff:feb9:1855/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:12:22:de:44 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::42:12ff:fe22:de44/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/28/20 _x86_64_ (4 CPU) 05:19:03 LINUX RESTART (4 CPU) 05:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:21:01 61.99 14.52 47.47 0.00 4952.60 5034.92 0.00 05:22:01 2.76 0.00 2.76 0.00 0.00 63.04 0.00 05:23:01 0.58 0.00 0.58 0.00 0.00 9.10 0.00 05:24:01 0.32 0.00 0.32 0.00 0.00 4.98 0.00 05:25:02 0.22 0.00 0.22 0.00 0.00 3.38 0.00 05:26:01 0.46 0.00 0.46 0.00 0.00 7.57 0.00 05:27:01 248.98 131.99 116.99 0.00 7099.78 33923.66 0.00 05:28:01 191.74 57.16 134.58 0.00 3311.32 30489.73 0.00 05:29:01 150.45 63.65 86.80 0.00 5330.10 21606.48 0.00 Average: 73.26 29.83 43.44 0.00 2294.80 10169.60 0.00 05:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:21:01 167124 0 532644 28.31 2620 1179168 1119604 38.21 410200 1143524 136 05:22:01 175264 0 524500 27.88 2620 1179172 1060632 36.20 406496 1140684 16 05:23:01 175152 0 524604 27.88 2620 1179180 1060716 36.20 407124 1140684 8 05:24:01 171240 0 528516 28.09 2620 1179180 1060908 36.21 417604 1132968 12 05:25:02 171760 0 527928 28.06 2620 1179248 1060824 36.20 417800 1132984 36 05:26:01 172472 0 527268 28.02 2620 1179196 1060692 36.20 418232 1131812 16 05:27:01 180672 0 625148 33.23 2620 1073116 1406964 48.02 584876 915224 44 05:28:01 78136 0 745512 39.62 2524 1055384 1367220 46.66 620804 894816 900 05:29:01 195624 0 747312 39.72 1344 937276 1341424 45.78 570616 796724 60 Average: 165272 0 587048 31.20 2468 1126769 1170998 39.96 472639 1047713 136 05:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:21:01 eth0 148.95 122.46 667.59 62.39 0.00 0.00 0.00 0.00 05:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 docker0 2.08 1.77 0.39 3.97 0.00 0.00 0.00 0.00 05:22:01 eth0 0.58 0.10 0.04 0.07 0.00 0.00 0.00 0.00 05:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:01 eth0 1.01 0.23 0.33 0.07 0.00 0.00 0.00 0.00 05:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 eth0 1.60 0.50 0.37 0.33 0.00 0.00 0.00 0.00 05:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:02 eth0 0.97 0.67 0.62 0.43 0.00 0.00 0.00 0.00 05:25:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:26:01 eth0 0.20 0.12 0.07 0.04 0.00 0.00 0.00 0.00 05:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 eth0 500.73 425.10 4160.33 73.57 0.00 0.00 0.00 0.00 05:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 vetha5742e3 0.42 0.42 0.09 0.17 0.00 0.00 0.00 0.00 05:27:01 docker0 40.44 38.91 4.52 192.39 0.00 0.00 0.00 0.00 05:28:01 veth8917a25 4.72 4.31 0.34 10.28 0.00 0.00 0.00 0.00 05:28:01 eth0 411.75 333.30 3256.94 106.56 0.00 0.00 0.00 0.00 05:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 docker0 5.57 4.95 0.44 10.66 0.00 0.00 0.00 0.00 05:29:01 eth0 313.07 221.03 2404.92 70.73 0.00 0.00 0.00 0.00 05:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 docker0 29.07 52.59 1.69 189.99 0.00 0.00 0.00 0.00 Average: eth0 153.58 122.90 1170.25 34.89 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 8.62 10.97 0.78 44.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/28/20 _x86_64_ (4 CPU) 05:19:03 LINUX RESTART (4 CPU) 05:20:03 CPU %user %nice %system %iowait %steal %idle 05:21:01 all 6.62 0.00 3.21 2.27 9.66 78.25 05:21:01 0 5.81 0.00 3.39 2.29 10.38 78.13 05:21:01 1 5.02 0.00 2.70 2.61 9.16 80.51 05:21:01 2 7.73 0.00 3.15 3.08 10.06 75.99 05:21:01 3 7.97 0.00 3.63 1.06 9.03 78.32 05:22:01 all 0.12 0.00 0.05 0.00 0.39 99.44 05:22:01 0 0.03 0.00 0.05 0.00 0.27 99.65 05:22:01 1 0.35 0.00 0.07 0.00 0.56 99.02 05:22:01 2 0.03 0.00 0.03 0.00 0.27 99.67 05:22:01 3 0.07 0.00 0.07 0.00 0.45 99.42 05:23:01 all 0.13 0.00 0.03 0.00 0.38 99.46 05:23:01 0 0.05 0.00 0.02 0.00 0.58 99.35 05:23:01 1 0.37 0.00 0.05 0.00 0.45 99.14 05:23:01 2 0.05 0.00 0.03 0.00 0.17 99.75 05:23:01 3 0.05 0.00 0.02 0.00 0.32 99.62 05:24:01 all 0.12 0.00 0.06 0.00 0.28 99.54 05:24:01 0 0.00 0.00 0.02 0.00 0.32 99.67 05:24:01 1 0.40 0.00 0.13 0.00 0.38 99.09 05:24:01 2 0.05 0.00 0.05 0.00 0.30 99.60 05:24:01 3 0.02 0.00 0.05 0.00 0.12 99.82 05:25:02 all 0.15 0.00 0.07 0.00 0.37 99.40 05:25:02 0 0.03 0.00 0.02 0.00 0.33 99.62 05:25:02 1 0.38 0.00 0.17 0.00 0.50 98.95 05:25:02 2 0.05 0.00 0.07 0.00 0.40 99.48 05:25:02 3 0.13 0.00 0.03 0.00 0.27 99.57 05:26:01 all 0.08 0.00 0.03 0.00 0.33 99.57 05:26:01 0 0.25 0.00 0.02 0.00 0.30 99.42 05:26:01 1 0.03 0.00 0.05 0.00 0.59 99.33 05:26:01 2 0.02 0.00 0.03 0.00 0.24 99.71 05:26:01 3 0.02 0.00 0.00 0.00 0.17 99.81 05:27:01 all 7.41 0.00 5.96 2.70 10.46 73.47 05:27:01 0 7.32 0.00 6.60 1.99 11.21 72.87 05:27:01 1 8.03 0.00 6.14 1.92 10.45 73.46 05:27:01 2 7.10 0.00 5.55 2.42 10.18 74.75 05:27:01 3 7.20 0.00 5.55 4.46 10.00 72.79 05:28:01 all 7.47 0.00 6.98 1.27 13.10 71.19 05:28:01 0 6.09 0.00 6.38 1.00 13.63 72.91 05:28:01 1 8.46 0.00 8.20 1.66 12.65 69.02 05:28:01 2 7.84 0.00 6.34 1.39 13.35 71.08 05:28:01 3 7.48 0.00 7.02 1.02 12.74 71.73 05:29:01 all 7.11 0.00 5.71 1.99 9.50 75.70 05:29:01 0 7.03 0.00 6.76 1.49 10.03 74.69 05:29:01 1 7.87 0.00 5.77 2.68 9.71 73.97 05:29:01 2 8.08 0.00 5.04 2.39 9.10 75.38 05:29:01 3 5.47 0.00 5.26 1.37 9.16 78.74 Average: all 3.20 0.00 2.42 0.90 4.88 88.60 Average: 0 2.91 0.00 2.54 0.74 5.16 88.66 Average: 1 3.39 0.00 2.56 0.98 4.89 88.19 Average: 2 3.39 0.00 2.23 1.02 4.84 88.53 Average: 3 3.10 0.00 2.37 0.86 4.63 89.04