---> uname -a: Linux 75337927111b 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-81@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-81 ---> free -m: total used free shared buff/cache available Mem: 1837 680 121 0 1035 1050 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) 06/11/20 _x86_64_ (4 CPU) 20:22:05 LINUX RESTART 20:23:02 tps rtps wtps bread/s bwrtn/s 20:24:01 3.71 0.00 3.71 0.00 119.00 20:25:01 0.38 0.00 0.38 0.00 5.81 20:26:01 0.47 0.00 0.47 0.00 5.51 20:27:01 0.23 0.00 0.23 0.00 3.32 20:28:01 0.22 0.00 0.22 0.00 2.63 20:29:01 0.45 0.02 0.43 0.13 7.06 20:30:01 0.15 0.00 0.15 0.00 1.87 20:31:01 0.15 0.00 0.15 0.00 2.02 20:32:01 0.27 0.00 0.27 0.00 3.35 20:33:01 0.28 0.00 0.28 0.00 2.90 20:34:01 0.28 0.00 0.28 0.00 3.08 Average: 0.59 0.00 0.59 0.01 14.07 20:23:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 156364 1725192 91.69 2620 1125628 1119360 38.20 447416 1117464 8 20:25:01 158232 1723324 91.59 2620 1125632 1090932 37.23 448340 1114980 8 20:26:01 159036 1722520 91.55 2620 1125640 1090932 37.23 448228 1114980 16 20:27:01 159736 1721820 91.51 2620 1125640 1073524 36.64 451304 1111480 12 20:28:01 159176 1722380 91.54 2620 1125648 1073584 36.64 455676 1107432 16 20:29:01 158816 1722740 91.56 2620 1125656 1073772 36.65 456132 1107432 20 20:30:01 158940 1722616 91.55 2620 1125660 1073760 36.65 453500 1109896 12 20:31:01 159540 1722016 91.52 2620 1125668 1073652 36.64 453052 1109896 8 20:32:01 160000 1721556 91.50 2620 1125672 1073652 36.64 453020 1109896 12 20:33:01 159428 1722128 91.53 2620 1125680 1073724 36.64 445828 1117600 12 20:34:01 159564 1721992 91.52 2620 1125680 1073652 36.64 445324 1117600 12 Average: 158985 1722571 91.55 2620 1125655 1080959 36.89 450711 1112605 12 20:23:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:24:01 eth0 4.78 2.54 4.19 0.85 0.00 0.00 0.00 20:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 20:25:01 eth0 1.95 0.42 0.42 0.21 0.00 0.00 0.00 20:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 eth0 0.95 0.67 0.54 0.40 0.00 0.00 0.00 20:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 20:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 eth0 0.97 0.15 0.20 0.07 0.00 0.00 0.00 20:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 eth0 1.08 0.35 0.32 0.20 0.00 0.00 0.00 20:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 eth0 0.53 0.30 0.27 0.20 0.00 0.00 0.00 20:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 20:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 eth0 0.30 0.18 0.14 0.07 0.00 0.00 0.00 20:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 eth0 0.10 0.13 0.01 0.01 0.00 0.00 0.00 20:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.99 0.45 0.55 0.18 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 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) 06/11/20 _x86_64_ (4 CPU) 20:22:05 LINUX RESTART 20:23:02 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 0.25 0.00 0.04 0.00 0.00 99.71 20:24:01 0 0.07 0.00 0.03 0.00 0.00 99.90 20:24:01 1 0.14 0.00 0.03 0.00 0.00 99.83 20:24:01 2 0.66 0.00 0.05 0.00 0.00 99.29 20:24:01 3 0.14 0.00 0.05 0.00 0.00 99.81 20:25:01 all 0.15 0.00 0.03 0.00 0.00 99.82 20:25:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:25:01 1 0.05 0.00 0.03 0.00 0.00 99.92 20:25:01 2 0.48 0.00 0.03 0.00 0.00 99.48 20:25:01 3 0.05 0.00 0.02 0.00 0.00 99.93 20:26:01 all 0.15 0.00 0.03 0.00 0.00 99.82 20:26:01 0 0.05 0.00 0.02 0.00 0.00 99.93 20:26:01 1 0.05 0.00 0.02 0.00 0.00 99.93 20:26:01 2 0.47 0.00 0.05 0.00 0.00 99.48 20:26:01 3 0.02 0.00 0.00 0.00 0.00 99.98 20:27:01 all 0.13 0.00 0.03 0.00 0.00 99.85 20:27:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:27:01 1 0.05 0.00 0.05 0.00 0.00 99.90 20:27:01 2 0.43 0.00 0.02 0.00 0.02 99.53 20:27:01 3 0.03 0.00 0.02 0.00 0.02 99.93 20:28:01 all 0.16 0.00 0.02 0.00 0.00 99.81 20:28:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:28:01 1 0.03 0.00 0.05 0.00 0.00 99.92 20:28:01 2 0.55 0.00 0.03 0.00 0.00 99.42 20:28:01 3 0.03 0.00 0.02 0.00 0.00 99.95 20:29:01 all 0.16 0.00 0.02 0.00 0.00 99.81 20:29:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:29:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:29:01 2 0.57 0.00 0.03 0.02 0.00 99.38 20:29:01 3 0.03 0.00 0.00 0.00 0.00 99.97 20:30:01 all 0.16 0.00 0.02 0.00 0.00 99.82 20:30:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:30:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:30:01 2 0.52 0.00 0.02 0.00 0.00 99.47 20:30:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:31:01 all 0.14 0.00 0.02 0.00 0.00 99.84 20:31:01 0 0.00 0.00 0.00 0.00 0.00 100.00 20:31:01 1 0.03 0.00 0.03 0.00 0.02 99.92 20:31:01 2 0.50 0.00 0.03 0.00 0.00 99.47 20:31:01 3 0.03 0.00 0.02 0.00 0.00 99.95 20:32:01 all 0.05 0.00 0.03 0.00 0.00 99.92 20:32:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:32:01 1 0.02 0.00 0.02 0.00 0.00 99.97 20:32:01 2 0.10 0.00 0.07 0.00 0.00 99.83 20:32:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:33:01 all 0.03 0.00 0.03 0.00 0.00 99.94 20:33:01 0 0.03 0.00 0.05 0.00 0.00 99.92 20:33:01 1 0.02 0.00 0.02 0.00 0.00 99.97 20:33:01 2 0.07 0.00 0.05 0.00 0.00 99.88 20:33:01 3 0.03 0.00 0.02 0.00 0.00 99.95 20:34:01 all 0.15 0.00 0.02 0.00 0.00 99.83 20:34:01 0 0.03 0.00 0.02 0.00 0.02 99.93 20:34:01 1 0.03 0.00 0.00 0.00 0.00 99.97 20:34:01 2 0.53 0.00 0.00 0.00 0.00 99.47 20:34:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 0.14 0.00 0.03 0.00 0.00 99.83 Average: 0 0.03 0.00 0.02 0.00 0.00 99.95 Average: 1 0.04 0.00 0.03 0.00 0.00 99.93 Average: 2 0.44 0.00 0.03 0.00 0.00 99.52 Average: 3 0.04 0.00 0.02 0.00 0.00 99.94