---> uname -a: Linux c1729f7c7c6a 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 42.8G 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-94@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-94 ---> free -m: total used free shared buff/cache available Mem: 1837 671 130 0 1035 1060 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) 07/14/20 _x86_64_ (4 CPU) 17:11:20 LINUX RESTART 17:12:01 tps rtps wtps bread/s bwrtn/s 17:13:01 49.86 13.35 36.51 4650.57 2351.36 17:14:01 1.52 0.00 1.52 0.00 28.70 17:15:01 0.33 0.00 0.33 0.00 5.15 17:16:01 0.45 0.00 0.45 0.00 6.29 17:17:01 0.23 0.00 0.23 0.00 3.55 17:18:01 0.33 0.00 0.33 0.00 4.36 17:19:02 0.32 0.02 0.30 0.13 3.76 17:20:01 0.24 0.00 0.24 0.00 2.34 17:21:01 0.20 0.00 0.20 0.00 1.90 17:22:01 0.30 0.00 0.30 0.00 3.81 17:23:01 0.25 0.00 0.25 0.00 2.70 17:24:01 119.31 80.69 38.62 5649.28 16574.05 Average: 14.47 7.85 6.62 859.83 1585.10 17:12:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:13:01 156104 1725452 91.70 2620 1129232 1120340 38.24 427844 1138304 8 17:14:01 161008 1720548 91.44 2620 1129236 1079976 36.86 427948 1134312 16 17:15:01 160628 1720928 91.46 2620 1129240 1080064 36.86 428200 1134312 8 17:16:01 160224 1721332 91.48 2620 1129244 1079968 36.86 429688 1133624 16 17:17:01 159604 1721952 91.52 2620 1129248 1080076 36.86 435240 1128576 16 17:18:01 158924 1722632 91.55 2620 1129256 1080040 36.86 435796 1128576 8 17:19:02 160624 1720932 91.46 2620 1129260 1079952 36.86 434680 1128576 8 17:20:01 160528 1721028 91.47 2620 1129268 1079952 36.86 434564 1128576 8 17:21:01 159716 1721840 91.51 2620 1129272 1080124 36.86 435232 1128576 12 17:22:01 160244 1721312 91.48 2620 1129280 1080100 36.86 424844 1138820 16 17:23:01 160200 1721356 91.49 2620 1129284 1080052 36.86 424592 1138816 12 17:24:01 144516 1737040 92.32 2620 1065764 1295136 44.20 464400 1071256 82448 Average: 158527 1723029 91.57 2620 1123965 1101315 37.59 433586 1127694 6881 17:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:13:01 eth0 198.02 126.62 542.50 57.32 0.00 0.00 0.00 17:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 docker0 1.75 1.61 0.42 2.86 0.00 0.00 0.00 17:14:01 eth0 3.33 1.00 2.02 0.21 0.00 0.00 0.00 17:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 eth0 2.70 0.63 0.68 0.43 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 eth0 1.80 0.73 0.68 0.38 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 eth0 1.80 0.72 0.74 0.50 0.00 0.00 0.00 17:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 eth0 0.50 0.30 0.27 0.17 0.00 0.00 0.00 17:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:02 eth0 0.42 0.08 0.02 0.04 0.00 0.00 0.00 17:19:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 eth0 0.47 0.08 0.05 0.01 0.00 0.00 0.00 17:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 eth0 0.53 0.32 0.27 0.20 0.00 0.00 0.00 17:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 eth0 0.25 0.17 0.08 0.07 0.00 0.00 0.00 17:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 eth0 0.20 0.20 0.07 0.02 0.00 0.00 0.00 17:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 eth0 92.18 62.71 2329.00 10.07 0.00 0.00 0.00 17:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 25.23 16.16 240.12 5.79 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 0.13 0.03 0.24 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) 07/14/20 _x86_64_ (4 CPU) 17:11:20 LINUX RESTART 17:12:01 CPU %user %nice %system %iowait %steal %idle 17:13:01 all 4.44 0.00 2.02 1.74 0.01 91.78 17:13:01 0 4.17 0.00 2.29 0.75 0.00 92.78 17:13:01 1 3.90 0.00 1.73 2.85 0.02 91.51 17:13:01 2 4.60 0.00 1.87 0.32 0.00 93.21 17:13:01 3 5.10 0.00 2.21 3.08 0.00 89.61 17:14:01 all 0.18 0.00 0.04 0.00 0.00 99.78 17:14:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:14:01 1 0.07 0.00 0.03 0.00 0.00 99.90 17:14:01 2 0.55 0.00 0.05 0.00 0.00 99.40 17:14:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:15:01 all 0.13 0.00 0.04 0.00 0.00 99.83 17:15:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:15:01 1 0.07 0.00 0.03 0.00 0.00 99.90 17:15:01 2 0.42 0.00 0.05 0.00 0.02 99.52 17:15:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:16:01 all 0.17 0.00 0.03 0.00 0.00 99.79 17:16:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:16:01 1 0.05 0.00 0.07 0.00 0.00 99.88 17:16:01 2 0.53 0.00 0.03 0.00 0.00 99.43 17:16:01 3 0.08 0.00 0.03 0.00 0.02 99.87 17:17:01 all 0.17 0.00 0.04 0.00 0.00 99.79 17:17:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:17:01 1 0.07 0.00 0.08 0.00 0.02 99.83 17:17:01 2 0.55 0.00 0.02 0.00 0.00 99.43 17:17:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:18:01 all 0.15 0.00 0.07 0.00 0.00 99.78 17:18:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:18:01 1 0.03 0.00 0.18 0.00 0.00 99.78 17:18:01 2 0.53 0.00 0.03 0.00 0.00 99.43 17:18:01 3 0.02 0.00 0.02 0.00 0.00 99.97 17:19:02 all 0.09 0.00 0.04 0.00 0.00 99.87 17:19:02 0 0.03 0.00 0.05 0.00 0.02 99.90 17:19:02 1 0.02 0.00 0.03 0.00 0.00 99.95 17:19:02 2 0.30 0.00 0.07 0.00 0.00 99.63 17:19:02 3 0.02 0.00 0.03 0.00 0.00 99.95 17:20:01 all 0.07 0.00 0.03 0.00 0.00 99.90 17:20:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:20:01 1 0.20 0.00 0.02 0.00 0.00 99.78 17:20:01 2 0.03 0.00 0.05 0.00 0.00 99.92 17:20:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:21:01 all 0.17 0.00 0.03 0.00 0.00 99.80 17:21:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:21:01 1 0.53 0.00 0.02 0.00 0.00 99.45 17:21:01 2 0.08 0.00 0.05 0.00 0.00 99.87 17:21:01 3 0.02 0.00 0.02 0.00 0.00 99.97 17:22:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:22:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:22:01 1 0.52 0.00 0.03 0.00 0.00 99.45 17:22:01 2 0.05 0.00 0.05 0.00 0.02 99.88 17:22:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:23:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:23:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:23:01 1 0.52 0.00 0.02 0.00 0.00 99.47 17:23:01 2 0.03 0.00 0.02 0.00 0.00 99.95 17:23:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:24:01 all 4.90 0.00 2.68 1.54 0.02 90.87 17:24:01 0 4.20 0.00 2.63 0.97 0.02 92.18 17:24:01 1 4.97 0.00 2.38 1.02 0.02 91.61 17:24:01 2 4.50 0.00 2.90 0.90 0.00 91.70 17:24:01 3 5.92 0.00 2.83 3.24 0.02 87.99 Average: all 0.90 0.00 0.42 0.27 0.00 98.40 Average: 0 0.72 0.00 0.43 0.14 0.00 98.70 Average: 1 0.91 0.00 0.38 0.32 0.00 98.38 Average: 2 1.01 0.00 0.43 0.10 0.00 98.45 Average: 3 0.94 0.00 0.44 0.52 0.00 98.09