---> uname -a: Linux prd-centos7-docker-4c-2g-720.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 8.5G 41.4G 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 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/gexfoundry_device-mqtt-go_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/gexfoundry_device-mqtt-go_master ---> free -m: total used free shared buff/cache available Mem: 1837 823 143 0 870 949 Swap: 1023 2 1021 ---> 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:c5:b6:d0 brd ff:ff:ff:ff:ff:ff inet 10.30.123.74/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85662sec preferred_lft 85662sec inet6 fe80::f816:3eff:fec5:b6d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:de:4b:3e:7d 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:deff:fe4b:3e7d/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) 04/19/21 _x86_64_ (4 CPU) 06:08:02 LINUX RESTART (4 CPU) 06:09:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:01 4.35 1.38 2.96 0.00 88.59 72.92 0.00 06:11:01 0.37 0.00 0.37 0.00 0.00 6.08 0.00 06:12:01 0.22 0.00 0.22 0.00 0.00 2.70 0.00 06:13:01 0.30 0.00 0.30 0.00 0.00 3.90 0.00 06:14:01 0.28 0.00 0.28 0.00 0.00 3.83 0.00 06:15:01 0.27 0.00 0.27 0.00 0.00 3.61 0.00 06:16:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 06:17:02 0.57 0.00 0.57 0.00 0.00 6.40 0.00 06:18:01 0.15 0.00 0.15 0.00 0.00 2.03 0.00 06:19:01 286.52 172.25 114.28 0.00 7966.19 35367.90 0.00 06:20:01 224.05 79.84 144.21 0.00 4661.25 36310.89 0.00 Average: 47.13 23.09 24.04 0.00 1158.57 6539.96 0.00 06:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:01 173788 0 605708 32.19 2620 1099428 1100696 37.56 404556 1104696 20 06:11:01 171248 0 608240 32.33 2620 1099436 1093488 37.32 410552 1101928 20 06:12:01 171088 0 608396 32.33 2620 1099440 1091432 37.25 417712 1094812 16 06:13:01 168956 0 610528 32.45 2620 1099440 1087404 37.11 422316 1092320 8 06:14:01 170180 0 609296 32.38 2620 1099448 1080196 36.87 420144 1093692 12 06:15:01 170400 0 609068 32.37 2620 1099456 1080124 36.86 419644 1093692 20 06:16:01 170464 0 609000 32.37 2620 1099460 1080124 36.86 419772 1093692 12 06:17:02 169416 0 610044 32.42 2620 1099464 1080316 36.87 420676 1093692 8 06:18:01 169800 0 609652 32.40 2620 1099472 1080220 36.87 420180 1093692 8 06:19:01 78708 0 798204 42.42 2596 1002036 1363356 46.53 563520 961288 80524 06:20:01 258372 0 771768 41.02 1500 849904 1227244 41.88 556760 728688 56 Average: 170220 0 640900 34.06 2516 1067908 1124055 38.36 443257 1050199 7337 06:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:01 eth0 12.24 6.59 10.23 2.75 0.00 0.00 0.00 0.00 06:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 eth0 1.82 0.38 0.38 0.20 0.00 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 eth0 1.83 0.70 0.72 0.37 0.00 0.00 0.00 0.00 06:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 eth0 0.52 0.35 0.27 0.23 0.00 0.00 0.00 0.00 06:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 eth0 0.27 0.18 0.14 0.07 0.00 0.00 0.00 0.00 06:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 eth0 0.90 0.08 0.07 0.01 0.00 0.00 0.00 0.00 06:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:02 eth0 0.60 0.45 0.27 0.21 0.00 0.00 0.00 0.00 06:17:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 eth0 0.59 0.36 0.28 0.21 0.00 0.00 0.00 0.00 06:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 veth460af9b 63.86 68.80 5.98 388.78 0.00 0.00 0.00 0.00 06:19:01 eth0 514.59 438.72 4472.15 69.07 0.00 0.00 0.00 0.00 06:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 docker0 63.86 68.69 5.11 388.77 0.00 0.00 0.00 0.00 06:20:01 vethbd54300 2.03 1.53 0.31 0.27 0.00 0.00 0.00 0.00 06:20:01 eth0 542.88 448.00 3509.53 108.68 0.00 0.00 0.00 0.00 06:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 docker0 46.95 81.82 2.81 247.70 0.00 0.00 0.00 0.00 Average: vethbd54300 0.18 0.14 0.03 0.02 0.00 0.00 0.00 0.00 Average: eth0 98.06 81.62 728.33 16.56 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 10.10 13.71 0.72 57.99 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) 04/19/21 _x86_64_ (4 CPU) 06:08:02 LINUX RESTART (4 CPU) 06:09:01 CPU %user %nice %system %iowait %steal %idle 06:10:01 all 0.40 0.00 0.15 0.03 0.01 99.41 06:10:01 0 0.20 0.00 0.15 0.02 0.00 99.63 06:10:01 1 0.48 0.00 0.17 0.02 0.02 99.32 06:10:01 2 0.72 0.00 0.10 0.02 0.00 99.17 06:10:01 3 0.22 0.00 0.20 0.05 0.02 99.52 06:11:01 all 0.15 0.00 0.04 0.00 0.00 99.81 06:11:01 0 0.08 0.00 0.03 0.00 0.00 99.88 06:11:01 1 0.05 0.00 0.03 0.00 0.00 99.92 06:11:01 2 0.45 0.00 0.05 0.00 0.00 99.50 06:11:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:12:01 all 0.13 0.00 0.04 0.00 0.00 99.83 06:12:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:12:01 1 0.05 0.00 0.07 0.00 0.00 99.88 06:12:01 2 0.38 0.00 0.03 0.00 0.00 99.58 06:12:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:13:01 all 0.14 0.00 0.03 0.00 0.00 99.82 06:13:01 0 0.03 0.00 0.03 0.00 0.02 99.92 06:13:01 1 0.42 0.00 0.03 0.00 0.00 99.55 06:13:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:13:01 3 0.07 0.00 0.02 0.00 0.00 99.92 06:14:01 all 0.15 0.00 0.06 0.00 0.00 99.79 06:14:01 0 0.02 0.00 0.13 0.00 0.00 99.85 06:14:01 1 0.53 0.00 0.03 0.00 0.00 99.43 06:14:01 2 0.02 0.00 0.02 0.00 0.00 99.97 06:14:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:15:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:15:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:15:01 1 0.52 0.00 0.03 0.00 0.00 99.45 06:15:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:15:01 3 0.05 0.00 0.03 0.00 0.00 99.92 06:16:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:16:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:16:01 1 0.03 0.00 0.05 0.00 0.00 99.92 06:16:01 2 0.03 0.00 0.02 0.00 0.00 99.95 06:16:01 3 0.52 0.00 0.03 0.00 0.00 99.45 06:17:02 all 0.17 0.00 0.03 0.00 0.00 99.81 06:17:02 0 0.05 0.00 0.02 0.00 0.00 99.93 06:17:02 1 0.05 0.00 0.05 0.00 0.00 99.90 06:17:02 2 0.03 0.00 0.02 0.00 0.00 99.95 06:17:02 3 0.53 0.00 0.02 0.00 0.00 99.45 06:18:01 all 0.17 0.00 0.03 0.00 0.00 99.81 06:18:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:18:01 1 0.05 0.00 0.07 0.00 0.00 99.88 06:18:01 2 0.03 0.00 0.00 0.00 0.00 99.97 06:18:01 3 0.56 0.00 0.02 0.00 0.00 99.42 06:19:01 all 9.62 0.00 6.69 3.45 0.03 80.20 06:19:01 0 9.71 0.00 6.97 3.08 0.02 80.22 06:19:01 1 8.79 0.00 7.30 3.00 0.03 80.89 06:19:01 2 9.77 0.00 6.12 4.30 0.03 79.79 06:19:01 3 10.24 0.00 6.37 3.44 0.03 79.92 06:20:01 all 11.96 0.00 9.25 2.87 0.05 75.87 06:20:01 0 15.52 0.00 10.53 2.23 0.03 71.69 06:20:01 1 10.35 0.00 8.23 4.56 0.05 76.81 06:20:01 2 11.66 0.00 9.56 1.45 0.05 77.27 06:20:01 3 10.32 0.00 8.69 3.24 0.07 77.69 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.08 0.00 1.46 0.57 0.01 95.88 Average: 0 2.29 0.00 1.61 0.48 0.01 95.62 Average: 1 1.91 0.00 1.44 0.68 0.01 95.96 Average: 2 2.08 0.00 1.43 0.52 0.01 95.97 Average: 3 2.02 0.00 1.38 0.60 0.01 95.98