---> uname -a: Linux 2bdeabe6b076 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: 2933.442 BogoMIPS: 5866.88 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-568 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-568@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 635 104 0 1097 1096 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 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) 08/25/20 _x86_64_ (4 CPU) 01:46:10 LINUX RESTART 01:47:01 tps rtps wtps bread/s bwrtn/s 01:48:01 58.44 22.62 35.82 5954.46 3314.93 01:49:01 1.58 0.00 1.58 0.00 29.04 01:50:01 0.23 0.00 0.23 0.00 2.98 01:51:01 0.28 0.00 0.28 0.00 3.95 01:52:01 0.22 0.00 0.22 0.00 3.33 01:53:01 0.28 0.00 0.28 0.00 3.81 01:54:01 0.33 0.02 0.32 0.13 3.48 01:55:01 0.22 0.00 0.22 0.00 2.73 01:56:01 18.95 18.57 0.38 1673.67 8.83 Average: 8.95 4.58 4.37 847.92 374.97 01:47:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:48:01 155636 1725920 91.73 2620 1180696 1122124 38.30 419512 1145076 120 01:49:01 161664 1719892 91.41 2620 1180740 1082404 36.94 416496 1143164 20 01:50:01 161732 1719824 91.40 2620 1180744 1073356 36.63 416752 1143136 20 01:51:01 160400 1721156 91.48 2620 1180748 1073380 36.63 422740 1138516 20 01:52:01 160084 1721472 91.49 2620 1180752 1073428 36.63 424100 1137484 20 01:53:01 160064 1721492 91.49 2620 1180760 1073432 36.63 423916 1137484 12 01:54:01 161824 1719732 91.40 2620 1180764 1073216 36.63 422608 1137484 8 01:55:01 161924 1719632 91.39 2620 1180772 1073216 36.63 414172 1146052 8 01:56:01 90972 1790584 95.17 2620 1231024 1100984 37.57 429316 1195616 96 Average: 152700 1728856 91.88 2620 1186333 1082838 36.96 421068 1147112 36 01:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:48:01 eth0 510.89 306.32 1078.03 113.10 0.00 0.00 0.00 01:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 docker0 7.77 6.39 0.98 17.79 0.00 0.00 0.00 01:49:01 eth0 0.72 0.28 0.36 0.02 0.00 0.00 0.00 01:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 eth0 3.58 0.78 0.82 0.41 0.00 0.00 0.00 01:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 eth0 5.56 0.65 1.19 0.55 0.00 0.00 0.00 01:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 eth0 3.23 1.03 1.21 0.78 0.00 0.00 0.00 01:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 eth0 1.12 0.63 0.72 0.46 0.00 0.00 0.00 01:53:01 lo 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 01:54:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 01:54:01 lo 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 01:55:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 01:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 eth0 6.96 4.40 7.43 2.39 0.00 0.00 0.00 01:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 59.17 34.94 121.15 13.09 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.86 0.71 0.11 1.98 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) 08/25/20 _x86_64_ (4 CPU) 01:46:10 LINUX RESTART 01:47:01 CPU %user %nice %system %iowait %steal %idle 01:48:01 all 9.43 0.00 2.86 2.05 0.01 85.64 01:48:01 0 8.04 0.00 3.97 2.57 0.02 85.41 01:48:01 1 8.59 0.00 2.68 1.14 0.02 87.58 01:48:01 2 9.59 0.00 2.38 2.65 0.00 85.39 01:48:01 3 11.51 0.00 2.43 1.84 0.00 84.22 01:49:01 all 0.16 0.00 0.04 0.00 0.00 99.80 01:49:01 0 0.07 0.00 0.03 0.00 0.00 99.90 01:49:01 1 0.07 0.00 0.05 0.00 0.00 99.88 01:49:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:49:01 3 0.48 0.00 0.03 0.00 0.00 99.48 01:50:01 all 0.17 0.00 0.03 0.00 0.00 99.80 01:50:01 0 0.03 0.00 0.02 0.00 0.00 99.95 01:50:01 1 0.07 0.00 0.03 0.00 0.00 99.90 01:50:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:50:01 3 0.55 0.00 0.03 0.00 0.00 99.42 01:51:01 all 0.15 0.00 0.05 0.00 0.01 99.79 01:51:01 0 0.03 0.00 0.03 0.00 0.00 99.93 01:51:01 1 0.12 0.00 0.07 0.00 0.02 99.80 01:51:01 2 0.03 0.00 0.05 0.00 0.02 99.90 01:51:01 3 0.45 0.00 0.03 0.00 0.02 99.50 01:52:01 all 0.20 0.00 0.06 0.00 0.01 99.73 01:52:01 0 0.08 0.00 0.05 0.00 0.00 99.87 01:52:01 1 0.10 0.00 0.03 0.00 0.00 99.87 01:52:01 2 0.07 0.00 0.13 0.00 0.00 99.80 01:52:01 3 0.55 0.00 0.03 0.00 0.00 99.42 01:53:01 all 0.16 0.00 0.03 0.00 0.00 99.80 01:53:01 0 0.03 0.00 0.02 0.00 0.00 99.95 01:53:01 1 0.07 0.00 0.03 0.00 0.02 99.88 01:53:01 2 0.03 0.00 0.05 0.00 0.02 99.90 01:53:01 3 0.52 0.00 0.02 0.00 0.02 99.45 01:54:01 all 0.16 0.00 0.03 0.00 0.00 99.81 01:54:01 0 0.02 0.00 0.02 0.00 0.00 99.97 01:54:01 1 0.07 0.00 0.07 0.00 0.00 99.87 01:54:01 2 0.02 0.00 0.03 0.00 0.00 99.95 01:54:01 3 0.52 0.00 0.03 0.00 0.00 99.45 01:55:01 all 0.15 0.00 0.02 0.00 0.00 99.83 01:55:01 0 0.02 0.00 0.02 0.00 0.00 99.97 01:55:01 1 0.05 0.00 0.02 0.00 0.00 99.93 01:55:01 2 0.05 0.00 0.05 0.00 0.00 99.90 01:55:01 3 0.50 0.00 0.00 0.00 0.00 99.50 01:56:01 all 0.47 0.00 0.21 0.34 0.01 98.97 01:56:01 0 0.48 0.00 0.17 0.07 0.02 99.27 01:56:01 1 0.32 0.00 0.18 0.05 0.00 99.45 01:56:01 2 0.57 0.00 0.27 0.43 0.00 98.73 01:56:01 3 0.52 0.00 0.23 0.80 0.00 98.44 Average: all 1.23 0.00 0.37 0.26 0.00 98.14 Average: 0 0.97 0.00 0.48 0.29 0.00 98.26 Average: 1 1.05 0.00 0.35 0.13 0.01 98.46 Average: 2 1.16 0.00 0.34 0.34 0.00 98.16 Average: 3 1.73 0.00 0.31 0.29 0.00 97.66