---> uname -a: Linux 7b27aa823cae 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 7.0G 43.0G 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-584@tmp /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-584 ---> free -m: total used free shared buff/cache available Mem: 1837 646 141 0 1049 1084 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) 09/15/20 _x86_64_ (4 CPU) 18:42:06 LINUX RESTART (4 CPU) 18:43:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:44:01 26.25 10.48 15.78 0.00 4435.21 2097.87 0.00 18:45:01 1.55 0.00 1.55 0.00 0.00 28.56 0.00 18:46:01 0.25 0.00 0.25 0.00 0.00 3.90 0.00 18:47:01 0.27 0.00 0.27 0.00 0.00 3.40 0.00 18:48:01 0.32 0.00 0.32 0.00 0.00 4.96 0.00 18:49:01 0.32 0.02 0.30 0.00 0.13 4.36 0.00 18:50:01 0.32 0.00 0.32 0.00 0.00 3.38 0.00 18:51:01 84.12 47.82 36.30 0.00 5433.56 6156.44 0.00 Average: 14.15 7.29 6.87 0.00 1227.50 1036.12 0.00 18:43:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:44:01 168656 0 567316 30.15 2620 1142964 1112388 37.96 413168 1137068 20 18:45:01 172204 0 563760 29.96 2620 1142972 1094368 37.35 414404 1133696 20 18:46:01 173048 0 562912 29.92 2620 1142976 1085104 37.03 413872 1133120 20 18:47:01 171584 0 564372 29.99 2620 1142980 1085268 37.04 416152 1132464 20 18:48:01 172732 0 563220 29.93 2620 1142984 1081108 36.90 422064 1125772 16 18:49:01 172996 0 562944 29.92 2620 1142996 1081108 36.90 422072 1125772 12 18:50:01 173776 0 562164 29.88 2620 1142996 1071844 36.58 421124 1125916 8 18:51:01 107020 0 641812 34.11 2620 1130104 1277332 43.59 446124 1126256 8 Average: 164002 0 573562 30.48 2620 1141372 1111065 37.92 421122 1130008 16 18:43:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:44:01 eth0 87.27 67.96 360.40 50.63 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 5.25 3.88 0.90 18.47 0.00 0.00 0.00 0.00 18:45:01 eth0 3.75 1.07 1.23 0.78 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 2.30 0.62 0.67 0.40 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 eth0 2.85 0.65 0.71 0.40 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 eth0 1.45 0.55 0.70 0.42 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 0.53 0.30 0.27 0.20 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 0.17 0.08 0.01 0.04 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 85.00 69.04 741.15 10.47 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 22.79 17.44 137.74 7.83 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 0.65 0.48 0.11 2.28 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) 09/15/20 _x86_64_ (4 CPU) 18:42:06 LINUX RESTART (4 CPU) 18:43:02 CPU %user %nice %system %iowait %steal %idle 18:44:01 all 2.71 0.00 1.70 0.65 0.03 94.91 18:44:01 0 2.74 0.00 1.65 0.19 0.02 95.41 18:44:01 1 2.50 0.00 1.96 0.19 0.03 95.32 18:44:01 2 3.13 0.00 1.41 1.58 0.03 93.85 18:44:01 3 2.48 0.00 1.79 0.63 0.02 95.08 18:45:01 all 0.15 0.00 0.05 0.00 0.00 99.80 18:45:01 0 0.07 0.00 0.03 0.00 0.00 99.90 18:45:01 1 0.10 0.00 0.05 0.00 0.00 99.85 18:45:01 2 0.40 0.00 0.07 0.00 0.00 99.53 18:45:01 3 0.05 0.00 0.03 0.00 0.02 99.90 18:46:01 all 0.10 0.00 0.05 0.00 0.00 99.84 18:46:01 0 0.05 0.00 0.07 0.00 0.00 99.88 18:46:01 1 0.03 0.00 0.03 0.00 0.02 99.92 18:46:01 2 0.28 0.00 0.08 0.00 0.00 99.63 18:46:01 3 0.05 0.00 0.02 0.00 0.00 99.93 18:47:01 all 0.16 0.00 0.03 0.00 0.00 99.80 18:47:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:47:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:47:01 2 0.52 0.00 0.03 0.00 0.00 99.45 18:47:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:48:01 all 0.17 0.00 0.06 0.00 0.00 99.77 18:48:01 0 0.52 0.00 0.02 0.00 0.00 99.47 18:48:01 1 0.02 0.00 0.15 0.00 0.00 99.83 18:48:01 2 0.07 0.00 0.05 0.00 0.00 99.88 18:48:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:49:01 all 0.15 0.00 0.03 0.00 0.00 99.81 18:49:01 0 0.53 0.00 0.03 0.02 0.02 99.40 18:49:01 1 0.02 0.00 0.03 0.00 0.00 99.95 18:49:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:50:01 all 0.16 0.00 0.02 0.00 0.00 99.81 18:50:01 0 0.50 0.00 0.02 0.00 0.00 99.48 18:50:01 1 0.05 0.00 0.02 0.00 0.00 99.93 18:50:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:50:01 3 0.05 0.00 0.02 0.00 0.00 99.93 18:51:01 all 2.90 0.00 1.92 1.19 0.01 93.99 18:51:01 0 2.76 0.00 2.02 0.77 0.00 94.45 18:51:01 1 2.66 0.00 1.57 1.27 0.00 94.50 18:51:01 2 2.44 0.00 1.89 0.17 0.02 95.48 18:51:01 3 3.73 0.00 2.18 2.55 0.02 91.53 Average: all 0.81 0.00 0.48 0.23 0.01 98.48 Average: 0 0.90 0.00 0.48 0.12 0.00 98.50 Average: 1 0.67 0.00 0.48 0.18 0.01 98.66 Average: 2 0.86 0.00 0.45 0.22 0.01 98.47 Average: 3 0.81 0.00 0.51 0.40 0.01 98.28