---> uname -a: Linux 1a266fd575b0 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 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% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-583 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-583@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 678 146 0 1012 1051 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) 09/20/20 _x86_64_ (4 CPU) 18:44:34 LINUX RESTART (4 CPU) 18:45:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:46:01 121.07 45.61 75.46 0.00 7802.34 29994.31 0.00 18:47:01 3.55 0.00 3.55 0.00 0.00 113.77 0.00 18:48:01 0.50 0.00 0.50 0.00 0.00 8.83 0.00 18:49:01 0.15 0.00 0.15 0.00 0.00 1.60 0.00 18:50:01 0.22 0.00 0.22 0.00 0.00 3.60 0.00 18:51:01 0.37 0.00 0.37 0.00 0.00 5.76 0.00 18:52:01 0.35 0.02 0.33 0.00 0.13 3.51 0.00 18:53:01 40.04 39.46 0.58 0.00 4237.76 12.27 0.00 Average: 20.58 10.57 10.01 0.00 1492.51 3715.45 0.00 18:45:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:46:01 160748 0 604896 32.15 2620 1113292 1120080 38.23 456344 1105036 120 18:47:01 163684 0 601716 31.98 2620 1113536 1104536 37.70 456204 1103044 36 18:48:01 165564 0 599884 31.88 2620 1113488 1080856 36.89 457240 1100576 8 18:49:01 165640 0 599808 31.88 2620 1113488 1080920 36.89 457408 1100576 20 18:50:01 164792 0 600652 31.92 2620 1113492 1080972 36.89 468996 1090064 20 18:51:01 164016 0 601420 31.96 2620 1113500 1081088 36.90 469436 1090064 12 18:52:01 165516 0 599916 31.88 2620 1113504 1080872 36.89 468124 1090064 12 18:53:01 71856 0 672984 35.77 2620 1134096 1508556 51.48 518664 1132392 26316 Average: 152727 0 610160 32.43 2620 1116050 1142235 38.98 469052 1101477 3318 18:45:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:46:01 eth0 480.88 280.45 1095.59 115.33 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 8.39 7.07 1.14 18.69 0.00 0.00 0.00 0.00 18:47:01 eth0 2.61 0.37 0.45 0.20 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 2.36 0.43 0.44 0.18 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 3.98 0.90 1.02 0.60 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 1.95 0.63 0.63 0.40 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 1.05 0.65 0.66 0.46 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 18:52:01 eth0 0.13 0.08 0.01 0.04 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 eth0 50.03 40.44 403.83 5.51 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 67.05 40.02 186.02 15.14 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 1.03 0.87 0.14 2.30 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) 09/20/20 _x86_64_ (4 CPU) 18:44:34 LINUX RESTART (4 CPU) 18:45:02 CPU %user %nice %system %iowait %steal %idle 18:46:01 all 14.68 0.00 6.88 6.93 0.10 71.42 18:46:01 0 13.50 0.00 8.17 4.10 0.09 74.13 18:46:01 1 14.76 0.00 6.65 8.56 0.10 69.93 18:46:01 2 16.11 0.00 5.29 6.26 0.10 72.24 18:46:01 3 14.32 0.00 7.41 8.78 0.10 69.39 18:47:01 all 0.16 0.00 0.06 0.00 0.01 99.77 18:47:01 0 0.50 0.00 0.07 0.00 0.02 99.42 18:47:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:47:01 2 0.08 0.00 0.08 0.00 0.00 99.83 18:47:01 3 0.03 0.00 0.05 0.00 0.02 99.90 18:48:01 all 0.15 0.00 0.05 0.00 0.01 99.79 18:48:01 0 0.45 0.00 0.05 0.00 0.00 99.50 18:48:01 1 0.05 0.00 0.05 0.00 0.02 99.88 18:48:01 2 0.03 0.00 0.03 0.00 0.02 99.92 18:48:01 3 0.08 0.00 0.05 0.00 0.00 99.87 18:49:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:49:01 0 0.40 0.00 0.02 0.00 0.00 99.58 18:49:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:49:01 2 0.18 0.00 0.03 0.00 0.00 99.78 18:49:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:50:01 all 0.16 0.00 0.06 0.00 0.00 99.78 18:50:01 0 0.03 0.00 0.08 0.00 0.00 99.88 18:50:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:50:01 2 0.52 0.00 0.05 0.00 0.00 99.43 18:50:01 3 0.03 0.00 0.05 0.00 0.02 99.90 18:51:01 all 0.15 0.00 0.05 0.00 0.00 99.80 18:51:01 0 0.03 0.00 0.08 0.00 0.00 99.88 18:51:01 1 0.05 0.00 0.05 0.00 0.02 99.88 18:51:01 2 0.50 0.00 0.03 0.00 0.00 99.47 18:51:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:52:01 all 0.11 0.00 0.04 0.00 0.01 99.84 18:52:01 0 0.03 0.00 0.02 0.00 0.02 99.93 18:52:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:52:01 2 0.33 0.00 0.07 0.00 0.02 99.58 18:52:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:53:01 all 1.08 0.00 0.52 0.89 0.01 97.50 18:53:01 0 2.16 0.00 0.92 3.13 0.02 93.78 18:53:01 1 0.55 0.00 0.37 0.38 0.00 98.70 18:53:01 2 1.05 0.00 0.32 0.05 0.02 98.57 18:53:01 3 0.55 0.00 0.48 0.02 0.02 98.93 Average: all 2.03 0.00 0.93 0.95 0.02 96.07 Average: 0 2.09 0.00 1.14 0.89 0.02 95.87 Average: 1 1.90 0.00 0.89 1.09 0.02 96.11 Average: 2 2.30 0.00 0.72 0.77 0.02 96.20 Average: 3 1.84 0.00 0.99 1.06 0.02 96.09