---> uname -a: Linux prd-centos7-docker-4c-2g-8384.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 8.4G 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 8.4G 41.5G 17% /facter-os /dev/vda1 50.0G 8.4G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.4G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/secure /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/edgex-go/1 /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 722 143 0 971 1024 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:f4:00:b7 brd ff:ff:ff:ff:ff:ff inet 10.30.122.6/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fef4:b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:08:e0:75:a2 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::42:8ff:fee0:75a2/64 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) 10/23/20 _x86_64_ (4 CPU) 07:11:27 LINUX RESTART (4 CPU) 07:12:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:13:01 125.68 48.85 76.83 0.00 8172.53 31437.64 0.00 07:14:01 168.09 74.31 93.78 0.00 5445.96 43778.32 0.00 07:15:01 271.93 120.86 151.08 0.00 6859.01 31236.54 0.00 07:16:02 101.79 38.64 63.15 0.00 1689.36 4687.70 0.00 Average: 167.16 70.81 96.35 0.00 5530.52 27763.54 0.00 07:12:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:13:01 77724 0 652288 34.67 2620 1148924 1417408 48.37 550236 1087488 73188 07:14:01 171108 0 649316 34.51 2196 1058936 1323624 45.17 575556 936828 72 07:15:01 68372 0 811388 43.12 1496 1000300 1759240 60.04 765460 809216 17584 07:16:02 348676 0 681540 36.22 1272 850068 1296092 44.23 588672 699352 37204 Average: 166470 0 698633 37.13 1896 1014557 1449091 49.45 619981 883221 32012 07:12:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:13:01 eth0 953.03 815.78 4984.70 142.42 0.00 0.00 0.00 0.00 07:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 vethe96073b 356.02 270.79 37.07 1274.20 0.00 0.00 0.00 0.00 07:13:01 docker0 356.02 270.67 32.20 1274.19 0.00 0.00 0.00 0.00 07:14:01 eth0 653.67 680.60 4239.77 65.98 0.00 0.00 0.00 0.00 07:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 docker0 428.33 365.20 33.95 1401.48 0.00 0.00 0.00 0.00 07:15:01 veth63ef64f 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:15:01 eth0 340.09 188.46 1978.08 28.72 0.00 0.00 0.00 0.00 07:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 docker0 121.42 185.49 8.79 837.00 0.00 0.00 0.00 0.00 07:16:02 veth63ef64f 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 07:16:02 eth0 38.42 30.44 24.33 76.86 0.00 0.00 0.00 0.00 07:16:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth63ef64f 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 493.95 426.67 2795.08 78.16 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 225.65 204.94 18.66 876.03 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) 10/23/20 _x86_64_ (4 CPU) 07:11:27 LINUX RESTART (4 CPU) 07:12:02 CPU %user %nice %system %iowait %steal %idle 07:13:01 all 16.27 0.00 8.91 3.33 11.11 60.39 07:13:01 0 17.67 0.00 9.17 3.50 11.15 58.50 07:13:01 1 14.53 0.00 8.60 3.78 10.80 62.28 07:13:01 2 17.22 0.00 8.53 4.69 11.00 58.57 07:13:01 3 15.75 0.00 9.32 1.43 11.46 62.04 07:14:01 all 10.17 0.00 5.32 0.98 11.52 72.01 07:14:01 0 10.30 0.00 6.44 0.50 12.39 70.38 07:14:01 1 9.04 0.00 5.29 1.11 11.04 73.51 07:14:01 2 7.74 0.00 4.81 1.31 11.69 74.45 07:14:01 3 13.63 0.00 4.78 0.98 10.99 69.62 07:15:01 all 11.06 0.00 8.29 5.29 7.83 67.54 07:15:01 0 10.72 0.00 8.08 6.15 7.65 67.39 07:15:01 1 10.52 0.00 8.00 5.31 7.52 68.65 07:15:01 2 11.26 0.00 8.84 5.48 7.65 66.76 07:15:01 3 11.73 0.00 8.22 4.23 8.48 67.33 07:16:02 all 40.62 0.00 14.69 3.53 23.48 17.67 07:16:02 0 38.00 0.00 14.51 2.92 24.53 20.05 07:16:02 1 43.52 0.00 14.61 4.27 21.35 16.25 07:16:02 2 42.11 0.00 16.17 2.76 22.92 16.03 07:16:02 3 38.96 0.00 13.55 4.15 25.07 18.27 Average: all 19.04 0.00 9.17 3.28 13.26 55.25 Average: 0 18.86 0.00 9.47 3.28 13.76 54.63 Average: 1 18.87 0.00 9.01 3.61 12.48 56.03 Average: 2 18.83 0.00 9.36 3.56 13.03 55.22 Average: 3 19.60 0.00 8.87 2.67 13.76 55.10