---> uname -a: Linux prd-centos7-docker-4c-2g-5494.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 7.5G 42.5G 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 7.5G 42.5G 15% /facter-os /dev/vda1 50.0G 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa-host /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/secure /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/auth.log /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/edgex-go/6@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/edgex-go/6 ---> free -m: total used free shared buff/cache available Mem: 1837 651 141 0 1044 1082 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:ef:9e:4e brd ff:ff:ff:ff:ff:ff inet 10.30.122.11/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:feef:9e4e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c8:2e:5c:d3 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:c8ff:fe2e:5cd3/64 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) 10/15/20 _x86_64_ (4 CPU) 01:49:18 LINUX RESTART (4 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:51:01 69.62 21.61 48.01 0.00 5752.16 10231.66 0.00 01:52:01 57.03 38.52 18.51 0.00 3019.72 10587.34 0.00 01:53:01 1.83 0.00 1.83 0.00 0.00 38.03 0.00 01:54:01 42.31 42.08 0.23 0.00 4063.55 2.69 0.00 Average: 42.71 25.56 17.15 0.00 3210.41 5216.60 0.00 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 75976 0 604772 32.14 2620 1198188 1334204 45.53 538016 1100604 55904 01:52:01 357192 0 539884 28.69 2620 981860 1167616 39.85 464336 899328 120 01:53:01 369072 0 528024 28.06 2620 981840 1071136 36.56 458100 895500 8 01:54:01 221468 0 553416 29.41 2620 1104052 1107284 37.79 484028 1016988 56 Average: 255927 0 556524 29.58 2620 1066485 1170060 39.93 486120 978105 14022 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:51:01 vetha13db29 322.92 269.62 32.48 954.37 0.00 0.00 0.00 0.00 01:51:01 eth0 867.76 722.04 4571.04 116.70 0.00 0.00 0.00 0.00 01:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 docker0 322.92 269.49 28.06 954.36 0.00 0.00 0.00 0.00 01:52:01 eth0 414.83 412.77 1703.84 66.54 0.00 0.00 0.00 0.00 01:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 docker0 400.20 399.67 35.64 1691.21 0.00 0.00 0.00 0.00 01:53:01 eth0 0.77 0.08 0.06 0.01 0.00 0.00 0.00 0.00 01:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 eth0 6.03 3.54 5.45 2.17 0.00 0.00 0.00 0.00 01:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 322.52 284.75 1571.04 46.38 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 180.83 167.32 15.93 661.50 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) 10/15/20 _x86_64_ (4 CPU) 01:49:18 LINUX RESTART (4 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 01:51:01 all 14.73 0.00 5.61 1.90 16.81 60.94 01:51:01 0 15.66 0.00 6.02 0.69 18.24 59.40 01:51:01 1 16.09 0.00 4.95 4.48 15.94 58.53 01:51:01 2 14.95 0.00 5.74 1.60 16.80 60.91 01:51:01 3 12.24 0.00 5.73 0.85 16.28 64.90 01:52:01 all 6.02 0.00 1.66 0.45 6.65 85.23 01:52:01 0 4.27 0.00 1.96 0.74 8.32 84.70 01:52:01 1 6.42 0.00 1.61 0.32 5.94 85.72 01:52:01 2 4.67 0.00 1.30 0.40 6.12 87.52 01:52:01 3 8.70 0.00 1.76 0.34 6.25 82.95 01:53:01 all 0.08 0.00 0.09 0.00 0.83 99.00 01:53:01 0 0.03 0.00 0.10 0.00 1.11 98.76 01:53:01 1 0.10 0.00 0.10 0.00 0.65 99.15 01:53:01 2 0.05 0.00 0.07 0.00 0.89 98.99 01:53:01 3 0.13 0.00 0.10 0.00 0.67 99.10 01:54:01 all 0.69 0.00 0.23 0.84 0.84 97.41 01:54:01 0 0.40 0.00 0.18 0.30 0.81 98.31 01:54:01 1 1.69 0.00 0.45 1.37 0.77 95.72 01:54:01 2 0.17 0.00 0.13 0.30 0.86 98.54 01:54:01 3 0.50 0.00 0.15 1.40 0.92 97.04 Average: all 5.36 0.00 1.89 0.80 6.26 85.70 Average: 0 5.06 0.00 2.05 0.43 7.08 85.38 Average: 1 6.06 0.00 1.77 1.53 5.81 84.83 Average: 2 4.92 0.00 1.79 0.57 6.13 86.58 Average: 3 5.38 0.00 1.93 0.65 6.02 86.01