---> uname -a: Linux ce535df033c4 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 7.3G 42.7G 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dgexfoundry_device-rest-go_PR-27 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dgexfoundry_device-rest-go_PR-27@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 643 127 0 1066 1088 Swap: 1023 0 1023 ---> 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 6: eth0@if7: 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 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/23/20 _x86_64_ (4 CPU) 01:01:05 LINUX RESTART 01:02:01 tps rtps wtps bread/s bwrtn/s 01:03:01 6.51 1.12 5.40 39.17 636.87 01:04:01 0.62 0.00 0.62 0.00 14.02 01:05:01 0.32 0.00 0.32 0.00 3.68 01:06:01 0.25 0.00 0.25 0.00 2.83 01:07:01 0.15 0.00 0.15 0.00 2.22 Average: 1.57 0.22 1.35 7.83 131.94 01:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:03:01 162028 1719528 91.39 2620 1158708 1107492 37.80 431860 1127540 20 01:04:01 167112 1714444 91.12 2620 1158712 1078024 36.79 432296 1123044 8 01:05:01 166316 1715240 91.16 2620 1158720 1078268 36.80 436020 1120420 16 01:06:01 165504 1716052 91.20 2620 1158720 1078288 36.80 437592 1119820 20 01:07:01 166148 1715408 91.17 2620 1158728 1078216 36.80 441768 1115208 12 Average: 165422 1716134 91.21 2620 1158718 1084058 37.00 435907 1121206 15 01:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:03:01 eth0 67.03 41.72 35.05 147.19 0.00 0.00 0.00 01:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:03:01 docker0 4.01 5.48 0.31 14.33 0.00 0.00 0.00 01:04:01 eth0 1.77 0.08 0.16 0.01 0.00 0.00 0.00 01:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 eth0 0.97 0.52 0.54 0.39 0.00 0.00 0.00 01:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 eth0 0.95 0.38 0.32 0.21 0.00 0.00 0.00 01:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 eth0 0.27 0.17 0.16 0.07 0.00 0.00 0.00 01:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 14.20 8.57 7.25 29.58 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.80 1.10 0.06 2.87 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) 06/23/20 _x86_64_ (4 CPU) 01:01:05 LINUX RESTART 01:02:01 CPU %user %nice %system %iowait %steal %idle 01:03:01 all 1.36 0.00 0.33 0.02 0.00 98.29 01:03:01 0 1.08 0.00 0.40 0.00 0.00 98.51 01:03:01 1 1.18 0.00 0.33 0.00 0.00 98.48 01:03:01 2 1.65 0.00 0.20 0.07 0.00 98.08 01:03:01 3 1.50 0.00 0.38 0.03 0.00 98.08 01:04:01 all 0.15 0.00 0.03 0.00 0.00 99.82 01:04:01 0 0.48 0.00 0.02 0.00 0.00 99.50 01:04:01 1 0.05 0.00 0.00 0.00 0.00 99.95 01:04:01 2 0.05 0.00 0.05 0.00 0.00 99.90 01:04:01 3 0.02 0.00 0.02 0.00 0.00 99.97 01:05:01 all 0.14 0.00 0.03 0.00 0.00 99.83 01:05:01 0 0.47 0.00 0.05 0.00 0.00 99.48 01:05:01 1 0.02 0.00 0.03 0.00 0.00 99.95 01:05:01 2 0.03 0.00 0.05 0.00 0.00 99.92 01:05:01 3 0.05 0.00 0.03 0.00 0.00 99.92 01:06:01 all 0.18 0.00 0.03 0.00 0.00 99.78 01:06:01 0 0.52 0.00 0.03 0.00 0.02 99.43 01:06:01 1 0.05 0.00 0.03 0.00 0.02 99.90 01:06:01 2 0.03 0.00 0.03 0.00 0.00 99.93 01:06:01 3 0.13 0.00 0.00 0.00 0.00 99.87 01:07:01 all 0.16 0.00 0.05 0.00 0.00 99.79 01:07:01 0 0.53 0.00 0.02 0.00 0.00 99.45 01:07:01 1 0.02 0.00 0.00 0.00 0.00 99.98 01:07:01 2 0.03 0.00 0.12 0.00 0.00 99.85 01:07:01 3 0.05 0.00 0.05 0.00 0.00 99.90 Average: all 0.40 0.00 0.10 0.00 0.00 99.50 Average: 0 0.62 0.00 0.10 0.00 0.00 99.28 Average: 1 0.26 0.00 0.08 0.00 0.00 99.65 Average: 2 0.36 0.00 0.09 0.01 0.00 99.54 Average: 3 0.35 0.00 0.10 0.01 0.00 99.55