---> uname -a: Linux f26882ccb702 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% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-rest-go_PR-39 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-rest-go_PR-39@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 671 142 0 1023 1059 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) 09/17/20 _x86_64_ (4 CPU) 17:42:59 LINUX RESTART (4 CPU) 17:44:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:45:01 10.04 3.93 6.11 0.00 646.18 650.17 0.00 17:46:01 0.35 0.00 0.35 0.00 0.00 4.86 0.00 17:47:01 0.28 0.00 0.28 0.00 0.00 3.48 0.00 17:48:01 0.28 0.00 0.28 0.00 0.00 3.11 0.00 17:49:01 0.27 0.00 0.27 0.00 0.00 3.26 0.00 Average: 2.24 0.79 1.46 0.00 129.28 133.02 0.00 17:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:45:01 143468 0 596216 31.69 2620 1139252 1126416 38.44 456548 1119000 20 17:46:01 150392 0 589288 31.32 2620 1139256 1075384 36.70 453484 1116244 8 17:47:01 149532 0 590144 31.36 2620 1139260 1075628 36.71 454484 1116244 8 17:48:01 147948 0 591724 31.45 2620 1139264 1075604 36.71 458532 1114136 12 17:49:01 148100 0 591568 31.44 2620 1139268 1075532 36.71 465808 1106544 8 Average: 147888 0 591788 31.45 2620 1139260 1085713 37.05 457771 1114434 11 17:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:45:01 eth0 102.10 91.51 162.38 165.45 0.00 0.00 0.00 0.00 17:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:45:01 docker0 45.60 32.48 3.57 132.24 0.00 0.00 0.00 0.00 17:46:01 eth0 1.18 0.10 0.11 0.01 0.00 0.00 0.00 0.00 17:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:47:01 eth0 1.43 0.73 0.62 0.41 0.00 0.00 0.00 0.00 17:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:48:01 eth0 0.53 0.35 0.27 0.20 0.00 0.00 0.00 0.00 17:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:49:01 eth0 0.20 0.15 0.08 0.07 0.00 0.00 0.00 0.00 17:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.10 18.57 32.70 33.24 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 9.12 6.50 0.71 26.46 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) 09/17/20 _x86_64_ (4 CPU) 17:42:59 LINUX RESTART (4 CPU) 17:44:01 CPU %user %nice %system %iowait %steal %idle 17:45:01 all 2.18 0.00 0.83 0.05 0.00 96.95 17:45:01 0 1.26 0.00 1.00 0.10 0.00 97.64 17:45:01 1 2.74 0.00 0.77 0.07 0.00 96.43 17:45:01 2 1.90 0.00 0.68 0.02 0.00 97.40 17:45:01 3 2.80 0.00 0.85 0.02 0.00 96.33 17:46:01 all 0.17 0.00 0.04 0.00 0.00 99.79 17:46:01 0 0.48 0.00 0.05 0.00 0.00 99.47 17:46:01 1 0.05 0.00 0.03 0.00 0.00 99.92 17:46:01 2 0.05 0.00 0.05 0.00 0.02 99.88 17:46:01 3 0.08 0.00 0.02 0.00 0.00 99.90 17:47:01 all 0.18 0.00 0.03 0.00 0.00 99.79 17:47:01 0 0.53 0.00 0.02 0.00 0.00 99.45 17:47:01 1 0.07 0.00 0.03 0.00 0.00 99.90 17:47:01 2 0.07 0.00 0.03 0.00 0.00 99.90 17:47:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:48:01 all 0.14 0.00 0.04 0.00 0.00 99.82 17:48:01 0 0.45 0.00 0.02 0.00 0.00 99.53 17:48:01 1 0.03 0.00 0.07 0.00 0.00 99.90 17:48:01 2 0.05 0.00 0.03 0.00 0.00 99.92 17:48:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:49:01 all 0.13 0.00 0.05 0.00 0.00 99.83 17:49:01 0 0.42 0.00 0.02 0.00 0.00 99.57 17:49:01 1 0.05 0.00 0.12 0.00 0.00 99.83 17:49:01 2 0.03 0.00 0.02 0.00 0.00 99.95 17:49:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 0.56 0.00 0.20 0.01 0.00 99.24 Average: 0 0.63 0.00 0.22 0.02 0.00 99.13 Average: 1 0.59 0.00 0.20 0.01 0.00 99.20 Average: 2 0.42 0.00 0.16 0.00 0.00 99.41 Average: 3 0.60 0.00 0.20 0.00 0.00 99.20