---> uname -a: Linux b8b6dab0f511 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 7.2G 42.7G 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 42.7G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.7G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.7G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.7G 14% /w/workspace/dgexfoundry_device-rest-go_PR-35@tmp /dev/vda1 50.0G 7.2G 42.7G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.7G 14% /w/workspace/dgexfoundry_device-rest-go_PR-35 ---> free -m: total used free shared buff/cache available Mem: 1837 628 122 0 1086 1103 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) 08/24/20 _x86_64_ (4 CPU) 06:48:42 LINUX RESTART 06:50:02 tps rtps wtps bread/s bwrtn/s 06:51:01 38.25 10.91 27.34 4476.26 2663.25 06:52:01 1.63 0.00 1.63 0.00 30.31 06:53:01 0.18 0.00 0.18 0.00 2.43 06:54:01 0.27 0.00 0.27 0.00 3.35 06:55:01 0.37 0.00 0.37 0.00 6.08 06:56:01 41.90 41.23 0.66 4249.62 14.48 Average: 13.71 8.70 5.01 1447.37 447.22 06:50:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:51:01 165084 1716472 91.23 2620 1169928 1093464 37.32 431104 1124268 120 06:52:01 168904 1712652 91.02 2620 1169932 1069228 36.49 429544 1122756 20 06:53:01 174156 1707400 90.74 2620 1169940 1015928 34.67 426296 1121676 12 06:54:01 172520 1709036 90.83 2620 1169940 1015980 34.67 430992 1119036 20 06:55:01 170448 1711108 90.94 2620 1169944 1015884 34.67 448688 1103492 16 06:56:01 79036 1802520 95.80 2620 1218320 1229684 41.97 463632 1169892 72776 Average: 155025 1726531 91.76 2620 1178001 1073361 36.63 438376 1126853 12161 06:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:51:01 eth0 125.87 113.65 590.97 185.04 0.00 0.00 0.00 06:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:51:01 docker0 39.60 28.20 3.31 133.60 0.00 0.00 0.00 06:52:01 eth0 2.83 0.35 0.48 0.20 0.00 0.00 0.00 06:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 eth0 2.15 0.82 1.03 0.59 0.00 0.00 0.00 06:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 eth0 1.27 0.55 0.57 0.37 0.00 0.00 0.00 06:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 eth0 0.37 0.27 0.18 0.11 0.00 0.00 0.00 06:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 eth0 54.57 34.41 1276.98 6.38 0.00 0.00 0.00 06:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.93 24.77 311.35 31.69 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.51 4.64 0.54 21.96 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) 08/24/20 _x86_64_ (4 CPU) 06:48:42 LINUX RESTART 06:50:02 CPU %user %nice %system %iowait %steal %idle 06:51:01 all 3.74 0.00 2.19 0.80 10.03 83.24 06:51:01 0 3.34 0.00 2.01 0.81 11.05 82.78 06:51:01 1 4.08 0.00 2.16 0.99 10.28 82.49 06:51:01 2 3.67 0.00 2.13 0.81 9.41 83.97 06:51:01 3 3.86 0.00 2.46 0.58 9.34 83.75 06:52:01 all 0.12 0.00 0.04 0.00 0.30 99.53 06:52:01 0 0.33 0.00 0.02 0.00 0.56 99.09 06:52:01 1 0.03 0.00 0.03 0.00 0.15 99.78 06:52:01 2 0.08 0.00 0.07 0.00 0.35 99.50 06:52:01 3 0.07 0.00 0.03 0.00 0.13 99.77 06:53:01 all 0.12 0.00 0.04 0.00 0.35 99.48 06:53:01 0 0.07 0.00 0.05 0.00 0.45 99.44 06:53:01 1 0.08 0.00 0.07 0.00 0.50 99.35 06:53:01 2 0.02 0.00 0.02 0.00 0.27 99.70 06:53:01 3 0.32 0.00 0.03 0.00 0.22 99.43 06:54:01 all 0.12 0.00 0.03 0.00 0.71 99.14 06:54:01 0 0.02 0.00 0.02 0.00 0.75 99.22 06:54:01 1 0.15 0.00 0.03 0.00 1.22 98.60 06:54:01 2 0.07 0.00 0.07 0.00 0.55 99.32 06:54:01 3 0.22 0.00 0.03 0.00 0.33 99.42 06:55:01 all 0.10 0.00 0.07 0.00 0.29 99.55 06:55:01 0 0.03 0.00 0.05 0.00 0.48 99.44 06:55:01 1 0.30 0.00 0.02 0.00 0.32 99.37 06:55:01 2 0.02 0.00 0.17 0.00 0.15 99.67 06:55:01 3 0.03 0.00 0.02 0.00 0.20 99.75 06:56:01 all 1.37 0.00 0.57 0.99 1.54 95.54 06:56:01 0 0.63 0.00 0.53 0.23 1.61 96.99 06:56:01 1 1.35 0.00 0.58 0.83 1.75 95.49 06:56:01 2 2.67 0.00 0.77 2.41 1.47 92.68 06:56:01 3 0.86 0.00 0.40 0.50 1.35 96.89 Average: all 0.93 0.00 0.49 0.30 2.22 96.06 Average: 0 0.75 0.00 0.45 0.18 2.52 96.11 Average: 1 1.00 0.00 0.48 0.30 2.38 95.83 Average: 2 1.09 0.00 0.54 0.53 2.04 95.80 Average: 3 0.89 0.00 0.50 0.18 1.93 96.50