---> uname -a: Linux dad96e17be63 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% /w/workspace/y_app-service-configurable_PR-80@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/y_app-service-configurable_PR-80 ---> free -m: total used free shared buff/cache available Mem: 1837 735 106 0 995 1010 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) 06/11/20 _x86_64_ (4 CPU) 19:00:35 LINUX RESTART 19:01:01 tps rtps wtps bread/s bwrtn/s 19:02:01 98.84 41.60 57.23 7582.74 9087.36 19:03:01 2.42 0.00 2.42 0.00 52.64 19:04:01 0.38 0.00 0.38 0.00 6.23 19:05:01 0.20 0.00 0.20 0.00 2.01 19:06:01 0.15 0.00 0.15 0.00 1.88 19:07:01 285.93 265.55 20.38 3688.05 795.54 19:08:01 3.55 0.02 3.53 0.13 269.66 19:09:01 0.18 0.00 0.18 0.00 1.35 19:10:01 0.23 0.00 0.23 0.00 1.95 19:11:01 0.18 0.00 0.18 0.00 2.17 19:12:01 0.18 0.00 0.18 0.00 2.15 19:13:01 164.23 115.44 48.79 7836.67 19798.87 Average: 46.33 35.22 11.11 1586.45 2495.43 19:01:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:02:01 173796 1707760 90.76 2620 1139944 1104812 37.71 435420 1112424 120 19:03:01 175252 1706304 90.69 2620 1139952 1104392 37.69 435720 1111156 20 19:04:01 177080 1704476 90.59 2620 1139956 1079716 36.85 435516 1109536 16 19:05:01 177724 1703832 90.55 2620 1139960 1079716 36.85 435668 1109540 20 19:06:01 176660 1704896 90.61 2620 1139996 1079704 36.85 442004 1104296 24 19:07:01 69424 1812132 96.31 2620 1144844 1079664 36.85 456180 1094368 4620 19:08:01 70000 1811556 96.28 2620 1144852 1079556 36.84 455588 1094368 12 19:09:01 69968 1811588 96.28 2620 1144856 1079556 36.84 447472 1102576 8 19:10:01 69336 1812220 96.31 2620 1144864 1079676 36.85 448156 1102576 20 19:11:01 69624 1811932 96.30 2620 1144868 1079616 36.85 446336 1104056 20 19:12:01 69392 1812164 96.31 2620 1144872 1079640 36.85 446620 1104060 8 19:13:01 99560 1781996 94.71 2600 1039072 1285996 43.89 473596 1007472 8 Average: 116485 1765071 93.81 2618 1134003 1101004 37.58 446523 1096369 408 19:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:02:01 eth0 487.12 276.33 1054.84 89.90 0.00 0.00 0.00 19:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 docker0 1.80 1.48 0.40 2.84 0.00 0.00 0.00 19:03:01 eth0 1.12 0.37 0.32 0.17 0.00 0.00 0.00 19:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 eth0 1.57 0.33 0.37 0.20 0.00 0.00 0.00 19:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 eth0 2.31 0.70 0.89 0.61 0.00 0.00 0.00 19:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:06:01 eth0 0.55 0.45 0.28 0.21 0.00 0.00 0.00 19:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:07:01 eth0 0.38 0.30 0.20 0.08 0.00 0.00 0.00 19:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:08:01 eth0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 19:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:09:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 19:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 eth0 0.45 0.30 0.27 0.20 0.00 0.00 0.00 19:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:11:01 eth0 0.20 0.12 0.12 0.01 0.00 0.00 0.00 19:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:12:01 eth0 0.13 0.10 0.08 0.06 0.00 0.00 0.00 19:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:13:01 eth0 106.59 73.62 2336.77 12.32 0.00 0.00 0.00 19:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 49.61 29.15 282.09 8.57 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.15 0.12 0.03 0.23 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) 06/11/20 _x86_64_ (4 CPU) 19:00:35 LINUX RESTART 19:01:01 CPU %user %nice %system %iowait %steal %idle 19:02:01 all 14.15 0.00 5.93 3.69 0.03 76.20 19:02:01 0 15.51 0.00 6.07 3.08 0.02 75.33 19:02:01 1 12.87 0.00 6.45 2.06 0.02 78.61 19:02:01 2 13.60 0.00 5.18 2.76 0.02 78.45 19:02:01 3 14.60 0.00 6.07 6.85 0.05 72.43 19:03:01 all 0.17 0.00 0.04 0.00 0.00 99.80 19:03:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:03:01 1 0.53 0.00 0.03 0.00 0.00 99.43 19:03:01 2 0.10 0.00 0.08 0.00 0.02 99.80 19:03:01 3 0.03 0.00 0.03 0.00 0.00 99.93 19:04:01 all 0.18 0.00 0.03 0.00 0.00 99.79 19:04:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:04:01 1 0.53 0.00 0.02 0.00 0.00 99.45 19:04:01 2 0.08 0.00 0.05 0.00 0.00 99.87 19:04:01 3 0.05 0.00 0.02 0.00 0.00 99.93 19:05:01 all 0.17 0.00 0.04 0.00 0.00 99.79 19:05:01 0 0.03 0.00 0.02 0.00 0.02 99.93 19:05:01 1 0.57 0.00 0.05 0.00 0.00 99.38 19:05:01 2 0.02 0.00 0.03 0.00 0.00 99.95 19:05:01 3 0.07 0.00 0.07 0.00 0.00 99.87 19:06:01 all 0.17 0.00 0.03 0.00 0.00 99.79 19:06:01 0 0.12 0.00 0.02 0.00 0.00 99.87 19:06:01 1 0.47 0.00 0.03 0.00 0.00 99.50 19:06:01 2 0.07 0.00 0.03 0.00 0.00 99.90 19:06:01 3 0.03 0.00 0.03 0.00 0.00 99.93 19:07:01 all 0.17 2.63 12.08 5.55 0.18 79.39 19:07:01 0 0.13 2.62 11.88 5.05 0.15 80.17 19:07:01 1 0.22 2.87 13.31 5.47 0.18 77.95 19:07:01 2 0.13 2.73 12.38 8.26 0.17 76.33 19:07:01 3 0.17 2.31 10.78 3.42 0.22 83.11 19:08:01 all 0.09 0.00 0.05 0.00 0.00 99.86 19:08:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:08:01 1 0.10 0.00 0.05 0.00 0.02 99.83 19:08:01 2 0.17 0.00 0.07 0.02 0.00 99.75 19:08:01 3 0.05 0.00 0.03 0.00 0.00 99.92 19:09:01 all 0.15 0.00 0.03 0.00 0.00 99.81 19:09:01 0 0.02 0.00 0.00 0.00 0.00 99.98 19:09:01 1 0.05 0.00 0.05 0.00 0.00 99.90 19:09:01 2 0.50 0.00 0.03 0.00 0.00 99.47 19:09:01 3 0.03 0.00 0.05 0.00 0.00 99.92 19:10:01 all 0.17 0.00 0.03 0.00 0.00 99.80 19:10:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:10:01 1 0.07 0.00 0.03 0.00 0.00 99.90 19:10:01 2 0.55 0.00 0.03 0.00 0.00 99.42 19:10:01 3 0.03 0.00 0.02 0.00 0.00 99.95 19:11:01 all 0.15 0.00 0.03 0.00 0.00 99.82 19:11:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:11:01 1 0.05 0.00 0.03 0.00 0.00 99.92 19:11:01 2 0.02 0.00 0.05 0.00 0.02 99.92 19:11:01 3 0.50 0.00 0.00 0.00 0.00 99.50 19:12:01 all 0.15 0.00 0.03 0.00 0.00 99.82 19:12:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:12:01 1 0.02 0.00 0.02 0.00 0.00 99.97 19:12:01 2 0.05 0.00 0.07 0.00 0.00 99.88 19:12:01 3 0.52 0.00 0.03 0.00 0.00 99.45 19:13:01 all 5.42 0.00 3.25 1.69 0.01 89.63 19:13:01 0 5.13 0.00 3.05 1.68 0.02 90.13 19:13:01 1 4.84 0.00 3.05 2.41 0.03 89.67 19:13:01 2 5.52 0.00 2.94 1.38 0.00 90.17 19:13:01 3 6.18 0.00 3.96 1.26 0.02 88.59 Average: all 1.74 0.22 1.78 0.90 0.02 95.34 Average: 0 1.73 0.22 1.75 0.81 0.02 95.47 Average: 1 1.67 0.24 1.91 0.82 0.02 95.33 Average: 2 1.71 0.23 1.74 1.03 0.02 95.28 Average: 3 1.83 0.19 1.74 0.95 0.02 95.27