---> uname -a: Linux c3f28d2ed5e1 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: 2933.396 BogoMIPS: 5866.79 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% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/_app-service-configurable_PR-105 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/_app-service-configurable_PR-105@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 670 120 0 1045 1060 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) 08/31/20 _x86_64_ (4 CPU) 21:24:57 LINUX RESTART 21:26:02 tps rtps wtps bread/s bwrtn/s 21:27:01 2.37 0.00 2.37 0.00 51.04 21:28:02 0.43 0.00 0.43 0.00 6.10 21:29:01 0.20 0.00 0.20 0.00 2.76 21:30:01 0.20 0.00 0.20 0.00 1.75 21:31:01 0.33 0.00 0.33 0.00 4.95 21:32:01 0.30 0.02 0.28 0.13 2.93 21:33:01 0.30 0.00 0.30 0.00 3.63 21:34:01 0.22 0.00 0.22 0.00 2.57 21:35:01 0.18 0.00 0.18 0.00 2.51 21:36:01 0.33 0.00 0.33 0.00 3.78 21:37:01 0.25 0.00 0.25 0.00 2.57 21:38:01 0.25 0.00 0.25 0.00 2.95 21:39:01 49.42 44.16 5.26 4344.19 3690.19 Average: 4.22 3.41 0.82 335.16 291.37 21:26:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:27:01 145420 1736136 92.27 2620 1145424 1136164 38.78 446748 1129188 20 21:28:02 152264 1729292 91.91 2620 1145428 1082060 36.93 443904 1125968 8 21:29:01 151732 1729824 91.94 2620 1145436 1082316 36.94 444880 1125968 8 21:30:01 151636 1729920 91.94 2620 1145436 1082124 36.93 445568 1125328 16 21:31:01 151000 1730556 91.97 2620 1145440 1082196 36.93 450296 1121236 12 21:32:01 150436 1731120 92.00 2620 1145452 1082316 36.94 450704 1121236 20 21:33:01 151708 1729848 91.94 2620 1145452 1082124 36.93 441840 1129068 16 21:34:01 150624 1730932 91.99 2620 1145460 1082392 36.94 443344 1129068 20 21:35:01 151888 1729668 91.93 2620 1145468 1082188 36.93 442136 1129072 16 21:36:01 148824 1732732 92.09 2620 1145476 1082260 36.94 442964 1131172 16 21:37:01 148848 1732708 92.09 2620 1145476 1082188 36.93 442636 1131172 12 21:38:01 149020 1732536 92.08 2620 1145480 1082188 36.93 442752 1131172 8 21:39:01 68616 1812940 96.35 2620 1146640 1517348 51.78 495264 1152208 54072 Average: 144001 1737555 92.35 2620 1145544 1119836 38.22 448695 1129374 4173 21:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:27:01 eth0 0.80 0.32 0.37 0.05 0.00 0.00 0.00 21:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:02 eth0 1.07 0.08 0.11 0.01 0.00 0.00 0.00 21:28:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 eth0 1.07 0.80 0.72 0.42 0.00 0.00 0.00 21:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 21:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:31:01 eth0 0.63 0.20 0.17 0.07 0.00 0.00 0.00 21:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:32:01 eth0 0.48 0.18 0.28 0.19 0.00 0.00 0.00 21:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:33:01 eth0 0.47 0.10 0.02 0.01 0.00 0.00 0.00 21:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:34:01 eth0 0.80 0.28 0.31 0.17 0.00 0.00 0.00 21:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:01 eth0 0.13 0.10 0.01 0.04 0.00 0.00 0.00 21:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 eth0 0.35 0.25 0.15 0.08 0.00 0.00 0.00 21:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:37:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 21:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 21:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 eth0 82.43 60.12 2325.19 7.82 0.00 0.00 0.00 21:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 6.83 4.84 179.55 0.68 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) 08/31/20 _x86_64_ (4 CPU) 21:24:57 LINUX RESTART 21:26:02 CPU %user %nice %system %iowait %steal %idle 21:27:01 all 0.18 0.00 0.04 0.00 0.00 99.78 21:27:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:27:01 1 0.27 0.00 0.05 0.00 0.00 99.68 21:27:01 2 0.07 0.00 0.03 0.00 0.00 99.90 21:27:01 3 0.37 0.00 0.05 0.00 0.00 99.58 21:28:02 all 0.14 0.00 0.02 0.00 0.00 99.84 21:28:02 0 0.00 0.00 0.03 0.00 0.00 99.97 21:28:02 1 0.02 0.00 0.03 0.00 0.00 99.95 21:28:02 2 0.02 0.00 0.02 0.00 0.00 99.97 21:28:02 3 0.47 0.00 0.03 0.00 0.00 99.50 21:29:01 all 0.15 0.00 0.02 0.00 0.00 99.83 21:29:01 0 0.05 0.00 0.02 0.00 0.00 99.93 21:29:01 1 0.05 0.00 0.02 0.00 0.00 99.93 21:29:01 2 0.07 0.00 0.03 0.00 0.00 99.90 21:29:01 3 0.49 0.00 0.02 0.00 0.00 99.49 21:30:01 all 0.15 0.00 0.02 0.00 0.00 99.83 21:30:01 0 0.02 0.00 0.00 0.00 0.00 99.98 21:30:01 1 0.02 0.00 0.03 0.00 0.00 99.95 21:30:01 2 0.02 0.00 0.05 0.00 0.00 99.93 21:30:01 3 0.52 0.00 0.02 0.00 0.00 99.47 21:31:01 all 0.16 0.00 0.05 0.00 0.00 99.79 21:31:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:31:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:31:01 2 0.05 0.00 0.12 0.00 0.00 99.83 21:31:01 3 0.53 0.00 0.02 0.00 0.00 99.45 21:32:01 all 0.15 0.00 0.02 0.00 0.00 99.83 21:32:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:32:01 1 0.03 0.00 0.03 0.00 0.02 99.92 21:32:01 2 0.03 0.00 0.02 0.00 0.00 99.95 21:32:01 3 0.50 0.00 0.02 0.00 0.00 99.48 21:33:01 all 0.15 0.00 0.02 0.00 0.00 99.83 21:33:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:33:01 1 0.05 0.00 0.02 0.00 0.00 99.93 21:33:01 2 0.03 0.00 0.02 0.00 0.00 99.95 21:33:01 3 0.52 0.00 0.02 0.00 0.00 99.47 21:34:01 all 0.15 0.00 0.02 0.00 0.00 99.83 21:34:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:34:01 1 0.00 0.00 0.02 0.00 0.00 99.98 21:34:01 2 0.03 0.00 0.03 0.00 0.00 99.93 21:34:01 3 0.52 0.00 0.02 0.00 0.00 99.47 21:35:01 all 0.15 0.00 0.02 0.00 0.00 99.83 21:35:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:35:01 1 0.03 0.00 0.02 0.00 0.00 99.95 21:35:01 2 0.05 0.00 0.02 0.00 0.00 99.93 21:35:01 3 0.53 0.00 0.02 0.00 0.00 99.45 21:36:01 all 0.07 0.00 0.03 0.00 0.00 99.91 21:36:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:36:01 1 0.17 0.00 0.03 0.00 0.00 99.80 21:36:01 2 0.05 0.00 0.02 0.00 0.00 99.93 21:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 21:37:01 all 0.07 0.00 0.02 0.00 0.00 99.91 21:37:01 0 0.02 0.00 0.00 0.00 0.00 99.98 21:37:01 1 0.22 0.00 0.02 0.00 0.00 99.77 21:37:01 2 0.02 0.00 0.02 0.00 0.00 99.97 21:37:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:38:01 all 0.15 0.00 0.02 0.00 0.00 99.84 21:38:01 0 0.00 0.00 0.02 0.00 0.00 99.98 21:38:01 1 0.52 0.00 0.02 0.00 0.00 99.47 21:38:01 2 0.02 0.00 0.02 0.00 0.00 99.97 21:38:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:39:01 all 1.81 0.00 0.76 0.99 0.00 96.44 21:39:01 0 1.18 0.00 0.63 0.35 0.00 97.83 21:39:01 1 2.58 0.00 0.80 1.03 0.00 95.58 21:39:01 2 1.99 0.00 0.73 1.28 0.00 96.00 21:39:01 3 1.50 0.00 0.89 1.29 0.02 96.31 Average: all 0.27 0.00 0.08 0.08 0.00 99.57 Average: 0 0.11 0.00 0.07 0.03 0.00 99.80 Average: 1 0.31 0.00 0.09 0.08 0.00 99.53 Average: 2 0.19 0.00 0.09 0.10 0.00 99.63 Average: 3 0.46 0.00 0.09 0.10 0.00 99.35