---> uname -a: Linux 0cc81383b8d4 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/_app-service-configurable_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/_app-service-configurable_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 779 108 0 949 989 Swap: 1023 3 1020 ---> 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 24: eth0@if25: 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) 20:40:57 LINUX RESTART 20:42:01 tps rtps wtps bread/s bwrtn/s 20:43:01 21.71 4.36 17.35 1449.63 1965.24 20:44:01 0.30 0.00 0.30 0.00 4.60 20:45:01 0.20 0.00 0.20 0.00 2.33 20:46:01 0.32 0.00 0.32 0.00 3.65 20:47:01 0.30 0.00 0.30 0.00 4.03 20:48:01 0.30 0.02 0.28 0.13 3.51 20:49:01 0.28 0.00 0.28 0.00 2.71 20:50:01 0.20 0.00 0.20 0.00 1.65 20:51:01 0.28 0.00 0.28 0.00 3.08 20:52:01 0.25 0.00 0.25 0.00 3.16 20:53:01 27.40 2.76 24.63 368.31 15375.30 20:54:02 230.27 146.05 84.22 6267.22 17228.22 20:55:01 230.06 85.78 144.28 4507.81 32884.02 Average: 39.17 18.31 20.85 965.04 5159.38 20:42:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:43:01 204180 1677376 89.15 2620 1128856 1121312 38.27 387216 1130480 20 20:44:01 212848 1668708 88.69 2620 1128860 1055248 36.01 384544 1126552 16 20:45:01 212684 1668872 88.70 2620 1128868 1055308 36.02 384788 1126552 8 20:46:01 211392 1670164 88.77 2620 1128868 1055328 36.02 390436 1121904 8 20:47:01 212172 1669384 88.72 2620 1128872 1055280 36.01 392168 1119760 8 20:48:01 211988 1669568 88.73 2620 1128884 1055208 36.01 425356 1086732 12 20:49:01 206936 1674620 89.00 2620 1128884 1055208 36.01 432956 1084648 8 20:50:01 206820 1674736 89.01 2620 1128892 1055208 36.01 432980 1084648 8 20:51:01 206572 1674984 89.02 2620 1128896 1055208 36.01 432824 1084648 12 20:52:01 206104 1675452 89.05 2620 1128908 1055280 36.01 429136 1088768 8 20:53:01 64380 1817176 96.58 2620 1165220 1488748 50.81 594360 1040176 95232 20:54:02 203932 1677624 89.16 2620 1033396 1120908 38.25 537484 941300 44 20:55:01 224424 1657132 88.07 1520 911924 1338008 45.66 605848 762696 48 Average: 198802 1682754 89.43 2535 1107641 1120481 38.24 448469 1061451 7341 20:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:43:01 eth0 30.36 22.70 115.75 24.53 0.00 0.00 0.00 20:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 docker0 1.63 1.38 0.41 2.90 0.00 0.00 0.00 20:44:01 eth0 1.98 0.95 1.64 0.06 0.00 0.00 0.00 20:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 eth0 1.08 0.48 0.37 0.21 0.00 0.00 0.00 20:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 eth0 0.53 0.38 0.27 0.21 0.00 0.00 0.00 20:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 eth0 0.28 0.20 0.14 0.07 0.00 0.00 0.00 20:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 20:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 20:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 eth0 0.23 0.18 0.08 0.07 0.00 0.00 0.00 20:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 eth0 92.99 63.18 3758.09 7.65 0.00 0.00 0.00 20:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:02 eth0 103.24 86.48 304.18 71.53 0.00 0.00 0.00 20:54:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:02 docker0 33.36 33.51 3.73 88.81 0.00 0.00 0.00 20:55:01 eth0 176.14 131.04 3461.99 69.32 0.00 0.00 0.00 20:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 veth5fc0593 0.91 0.73 0.17 0.18 0.00 0.00 0.00 20:55:01 docker0 56.61 62.07 5.53 260.62 0.00 0.00 0.00 Average: eth0 31.15 23.41 584.52 13.30 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5fc0593 0.07 0.06 0.01 0.01 0.00 0.00 0.00 Average: docker0 4.29 4.71 0.42 19.76 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) 20:40:57 LINUX RESTART 20:42:01 CPU %user %nice %system %iowait %steal %idle 20:43:01 all 1.88 0.00 1.18 0.45 1.17 95.31 20:43:01 0 1.50 0.00 1.29 0.17 1.01 96.03 20:43:01 1 2.40 0.00 1.08 0.47 1.11 94.94 20:43:01 2 1.88 0.00 1.16 1.09 1.27 94.60 20:43:01 3 1.75 0.00 1.21 0.10 1.26 95.68 20:44:01 all 0.11 0.00 0.08 0.00 0.25 99.56 20:44:01 0 0.07 0.00 0.08 0.00 0.37 99.48 20:44:01 1 0.08 0.00 0.07 0.00 0.22 99.63 20:44:01 2 0.05 0.00 0.07 0.00 0.10 99.78 20:44:01 3 0.25 0.00 0.12 0.00 0.30 99.33 20:45:01 all 0.10 0.00 0.04 0.00 0.26 99.61 20:45:01 0 0.05 0.00 0.03 0.00 0.22 99.70 20:45:01 1 0.03 0.00 0.03 0.00 0.51 99.42 20:45:01 2 0.03 0.00 0.02 0.00 0.17 99.78 20:45:01 3 0.27 0.00 0.05 0.00 0.15 99.53 20:46:01 all 0.09 0.00 0.03 0.00 0.19 99.68 20:46:01 0 0.02 0.00 0.05 0.00 0.07 99.87 20:46:01 1 0.05 0.00 0.05 0.00 0.55 99.35 20:46:01 2 0.02 0.00 0.02 0.00 0.03 99.93 20:46:01 3 0.27 0.00 0.03 0.00 0.10 99.60 20:47:01 all 0.12 0.00 0.02 0.00 0.30 99.56 20:47:01 0 0.03 0.00 0.05 0.00 0.42 99.50 20:47:01 1 0.03 0.00 0.02 0.00 0.45 99.50 20:47:01 2 0.03 0.00 0.00 0.00 0.07 99.90 20:47:01 3 0.37 0.00 0.02 0.00 0.30 99.32 20:48:01 all 0.07 0.00 0.03 0.00 0.15 99.75 20:48:01 0 0.23 0.00 0.08 0.00 0.13 99.55 20:48:01 1 0.02 0.00 0.02 0.00 0.17 99.80 20:48:01 2 0.03 0.00 0.03 0.00 0.17 99.77 20:48:01 3 0.02 0.00 0.02 0.00 0.10 99.87 20:49:01 all 0.11 0.00 0.03 0.00 0.07 99.80 20:49:01 0 0.08 0.00 0.03 0.00 0.03 99.85 20:49:01 1 0.32 0.00 0.02 0.00 0.12 99.55 20:49:01 2 0.02 0.00 0.02 0.00 0.10 99.87 20:49:01 3 0.02 0.00 0.02 0.00 0.03 99.93 20:50:01 all 0.10 0.00 0.03 0.00 0.11 99.76 20:50:01 0 0.03 0.00 0.03 0.00 0.05 99.88 20:50:01 1 0.33 0.00 0.03 0.00 0.13 99.50 20:50:01 2 0.03 0.00 0.02 0.00 0.18 99.77 20:50:01 3 0.00 0.00 0.03 0.00 0.08 99.88 20:51:01 all 0.12 0.00 0.02 0.00 0.10 99.76 20:51:01 0 0.02 0.00 0.03 0.00 0.13 99.82 20:51:01 1 0.40 0.00 0.03 0.00 0.07 99.50 20:51:01 2 0.03 0.00 0.03 0.00 0.17 99.77 20:51:01 3 0.02 0.00 0.02 0.00 0.02 99.95 20:52:01 all 0.10 0.00 0.02 0.00 0.06 99.82 20:52:01 0 0.03 0.00 0.02 0.00 0.10 99.85 20:52:01 1 0.33 0.00 0.03 0.00 0.07 99.57 20:52:01 2 0.05 0.00 0.02 0.00 0.07 99.87 20:52:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:53:01 all 2.85 0.00 1.44 0.13 2.71 92.87 20:53:01 0 2.67 0.00 1.42 0.03 2.77 93.11 20:53:01 1 3.08 0.00 1.31 0.03 2.68 92.89 20:53:01 2 2.61 0.00 1.55 0.32 2.66 92.86 20:53:01 3 3.01 0.00 1.46 0.13 2.76 92.63 20:54:02 all 5.39 0.00 4.15 2.73 8.40 79.33 20:54:02 0 4.26 0.00 3.74 2.78 8.54 80.68 20:54:02 1 5.73 0.00 4.47 3.18 8.41 78.22 20:54:02 2 5.99 0.00 3.69 1.86 8.38 80.08 20:54:02 3 5.56 0.00 4.72 3.08 8.27 78.37 20:55:01 all 9.36 0.00 6.86 2.46 9.45 71.87 20:55:01 0 11.94 0.00 6.37 2.50 9.97 69.23 20:55:01 1 7.54 0.00 7.32 2.55 9.46 73.13 20:55:01 2 8.81 0.00 6.55 1.26 8.66 74.72 20:55:01 3 9.19 0.00 7.20 3.54 9.71 70.36 Average: all 1.54 0.00 1.05 0.44 1.76 95.20 Average: 0 1.57 0.00 1.00 0.41 1.80 95.21 Average: 1 1.55 0.00 1.10 0.47 1.82 95.07 Average: 2 1.49 0.00 1.00 0.35 1.67 95.50 Average: 3 1.57 0.00 1.13 0.52 1.75 95.04