---> uname -a: Linux 46c154721c6a 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: 2933.436 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 13.4G 36.6G 27% / 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 13.4G 36.6G 27% /etc/resolv.conf /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hostname /dev/vda1 50.0G 13.4G 36.6G 27% /etc/hosts /dev/vda1 50.0G 13.4G 36.6G 27% /var/log/sa /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/1@tmp /dev/vda1 50.0G 13.4G 36.6G 27% /w/workspace/edgex-go/1 ---> free -m: total used free shared buff/cache available Mem: 1837 631 122 0 1083 1121 Swap: 1023 73 950 ---> 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 114: eth0@if115: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (prd-centos7-docker-4c-2g-942.vexxhost.local) 09/01/20 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps bread/s bwrtn/s 00:01:01 0.32 0.03 0.28 1.07 3.43 00:02:01 0.80 0.35 0.45 22.63 7.77 00:03:01 0.28 0.00 0.28 0.00 3.25 00:04:01 0.30 0.03 0.27 0.27 2.63 00:05:01 0.58 0.28 0.30 129.65 2.56 00:06:01 0.38 0.00 0.38 0.00 5.35 00:07:01 0.62 0.00 0.62 0.00 6.58 00:08:01 0.60 0.00 0.60 0.00 7.51 00:09:01 0.23 0.00 0.23 0.00 2.58 00:10:01 0.23 0.05 0.18 4.66 1.92 00:11:01 0.23 0.00 0.23 0.00 2.06 Average: 0.42 0.07 0.35 14.39 4.15 00:00:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:01:01 688024 1193532 63.43 0 632100 1136244 38.78 474892 522080 12 00:02:01 687856 1193700 63.44 0 632808 1134404 38.72 474772 522632 28 00:03:01 687996 1193560 63.43 0 632780 1134404 38.72 474612 522624 8 00:04:01 687668 1193888 63.45 0 632788 1134404 38.72 474636 522624 8 00:05:01 683264 1198292 63.69 0 636672 1134548 38.72 478236 523828 0 00:06:01 683764 1197792 63.66 0 636684 1134452 38.72 477736 523828 8 00:07:01 684364 1197192 63.63 0 636688 1134404 38.72 477456 523828 8 00:08:01 683836 1197720 63.66 0 636700 1134404 38.72 477336 523828 8 00:09:01 683836 1197720 63.66 0 636704 1134404 38.72 477384 523828 8 00:10:01 684004 1197552 63.65 0 636788 1134476 38.72 477732 523936 16 00:11:01 683944 1197612 63.65 0 636828 1134404 38.72 477248 523968 12 Average: 685323 1196233 63.58 0 635231 1134595 38.72 476549 523364 11 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:01:01 eth0 0.05 0.07 0.00 0.01 0.00 0.00 0.00 00:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 00:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 00:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 eth0 0.50 0.05 0.05 0.00 0.00 0.00 0.00 00:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 eth0 0.67 0.52 0.35 0.27 0.00 0.00 0.00 00:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:01 eth0 0.13 0.10 0.06 0.01 0.00 0.00 0.00 00:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:07:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 00:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:08:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 00:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:09:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 00:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:10:01 eth0 0.25 0.15 0.14 0.07 0.00 0.00 0.00 00:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:11:01 eth0 0.02 0.03 0.00 0.00 0.00 0.00 0.00 00:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.17 0.10 0.06 0.03 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (prd-centos7-docker-4c-2g-942.vexxhost.local) 09/01/20 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:01:01 all 0.15 0.00 0.03 0.00 0.00 99.81 00:01:01 0 0.07 0.00 0.03 0.00 0.00 99.90 00:01:01 1 0.52 0.00 0.02 0.02 0.00 99.45 00:01:01 2 0.03 0.00 0.05 0.00 0.00 99.92 00:01:01 3 0.00 0.00 0.02 0.00 0.00 99.98 00:02:01 all 0.09 0.00 0.04 0.01 0.01 99.85 00:02:01 0 0.03 0.00 0.05 0.02 0.02 99.88 00:02:01 1 0.25 0.00 0.07 0.02 0.00 99.67 00:02:01 2 0.03 0.00 0.03 0.02 0.03 99.88 00:02:01 3 0.02 0.00 0.03 0.00 0.00 99.95 00:03:01 all 0.09 0.00 0.03 0.00 0.00 99.87 00:03:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:03:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:03:01 2 0.32 0.00 0.03 0.00 0.00 99.65 00:03:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:04:01 all 0.15 0.00 0.02 0.00 0.00 99.82 00:04:01 0 0.05 0.00 0.03 0.00 0.00 99.92 00:04:01 1 0.02 0.00 0.02 0.00 0.00 99.97 00:04:01 2 0.52 0.00 0.05 0.00 0.00 99.43 00:04:01 3 0.02 0.00 0.02 0.00 0.02 99.95 00:05:01 all 0.15 0.00 0.03 0.01 0.00 99.80 00:05:01 0 0.03 0.00 0.02 0.00 0.02 99.93 00:05:01 1 0.03 0.00 0.05 0.03 0.02 99.87 00:05:01 2 0.53 0.00 0.03 0.00 0.00 99.43 00:05:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:06:01 all 0.16 0.00 0.02 0.00 0.00 99.81 00:06:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:06:01 1 0.05 0.00 0.03 0.00 0.00 99.92 00:06:01 2 0.53 0.00 0.03 0.00 0.00 99.43 00:06:01 3 0.03 0.00 0.00 0.00 0.02 99.95 00:07:01 all 0.13 0.00 0.03 0.00 0.00 99.84 00:07:01 0 0.00 0.00 0.00 0.00 0.00 100.00 00:07:01 1 0.02 0.00 0.03 0.00 0.02 99.93 00:07:01 2 0.48 0.00 0.03 0.00 0.02 99.47 00:07:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:08:01 all 0.07 0.00 0.03 0.00 0.00 99.90 00:08:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:08:01 1 0.17 0.00 0.05 0.00 0.00 99.78 00:08:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:08:01 3 0.03 0.00 0.03 0.00 0.02 99.92 00:09:01 all 0.14 0.00 0.02 0.00 0.00 99.83 00:09:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:09:01 1 0.52 0.00 0.02 0.00 0.00 99.47 00:09:01 2 0.02 0.00 0.05 0.00 0.00 99.93 00:09:01 3 0.03 0.00 0.03 0.00 0.02 99.92 00:10:01 all 0.16 0.00 0.03 0.00 0.00 99.81 00:10:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:10:01 1 0.52 0.00 0.02 0.00 0.00 99.47 00:10:01 2 0.07 0.00 0.05 0.00 0.00 99.88 00:10:01 3 0.02 0.00 0.02 0.02 0.00 99.95 00:11:01 all 0.15 0.00 0.02 0.00 0.00 99.82 00:11:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:11:01 1 0.25 0.00 0.05 0.00 0.00 99.70 00:11:01 2 0.30 0.00 0.03 0.00 0.00 99.67 00:11:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 0.13 0.00 0.03 0.00 0.00 99.83 Average: 0 0.03 0.00 0.02 0.00 0.00 99.94 Average: 1 0.21 0.00 0.03 0.01 0.00 99.74 Average: 2 0.26 0.00 0.04 0.00 0.00 99.69 Average: 3 0.02 0.00 0.02 0.00 0.01 99.95