---> uname -a: Linux de7492156e3c 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: 2933.436 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-421@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-421 ---> free -m: total used free shared buff/cache available Mem: 1837 665 121 0 1050 1066 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) 07/30/20 _x86_64_ (4 CPU) 23:24:34 LINUX RESTART 23:25:01 tps rtps wtps bread/s bwrtn/s 23:26:01 76.58 26.26 50.32 6199.87 6817.64 23:27:01 2.33 0.00 2.33 0.00 51.86 23:28:01 0.42 0.00 0.42 0.00 7.28 23:29:01 0.27 0.00 0.27 0.00 3.86 23:30:01 0.35 0.00 0.35 0.00 6.10 23:31:01 0.38 0.00 0.38 0.00 7.11 23:32:01 0.42 0.02 0.40 0.13 6.01 23:33:01 0.32 0.00 0.32 0.00 4.73 Average: 10.14 3.29 6.85 775.40 863.52 23:25:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:26:01 194376 1687180 89.67 2620 1104020 1122576 38.31 453876 1074028 136 23:27:01 201188 1680368 89.31 2620 1103968 1073656 36.64 451720 1070372 20 23:28:01 200860 1680696 89.32 2620 1103976 1073836 36.65 452572 1070368 16 23:29:01 199208 1682348 89.41 2620 1103976 1073800 36.65 454420 1069752 20 23:30:01 199812 1681744 89.38 2620 1103980 1073656 36.64 463096 1060344 12 23:31:01 198068 1683488 89.47 2620 1103988 1073848 36.65 465112 1060344 8 23:32:01 199424 1682132 89.40 2620 1103996 1073656 36.64 464100 1060344 8 23:33:01 198840 1682716 89.43 2620 1104004 1073704 36.64 459144 1065424 16 Average: 198972 1682584 89.43 2620 1103989 1079842 36.85 458005 1066372 30 23:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:26:01 eth0 619.32 464.18 1631.80 414.31 0.00 0.00 0.00 23:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 docker0 135.84 107.21 10.06 303.59 0.00 0.00 0.00 23:27:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 23:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:28:01 eth0 1.42 0.32 0.35 0.20 0.00 0.00 0.00 23:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 eth0 0.67 0.35 0.29 0.17 0.00 0.00 0.00 23:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 eth0 0.12 0.10 0.01 0.04 0.00 0.00 0.00 23:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:31:01 eth0 1.37 1.28 0.24 1.88 0.00 0.00 0.00 23:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:32:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 23:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 eth0 0.25 0.13 0.10 0.01 0.00 0.00 0.00 23:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 77.96 58.35 204.21 52.10 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.99 13.41 1.26 37.97 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) 07/30/20 _x86_64_ (4 CPU) 23:24:34 LINUX RESTART 23:25:01 CPU %user %nice %system %iowait %steal %idle 23:26:01 all 16.93 0.00 5.91 2.94 0.35 73.87 23:26:01 0 14.12 0.00 7.40 1.45 0.39 76.65 23:26:01 1 16.11 0.00 4.91 1.68 0.39 76.91 23:26:01 2 16.72 0.00 6.61 5.43 0.37 70.86 23:26:01 3 20.74 0.00 4.75 3.21 0.24 71.06 23:27:01 all 0.15 0.00 0.05 0.00 0.02 99.78 23:27:01 0 0.00 0.00 0.02 0.00 0.02 99.97 23:27:01 1 0.17 0.00 0.07 0.00 0.02 99.75 23:27:01 2 0.43 0.00 0.05 0.00 0.03 99.48 23:27:01 3 0.02 0.00 0.02 0.00 0.03 99.93 23:28:01 all 0.11 0.00 0.03 0.00 0.05 99.81 23:28:01 0 0.02 0.00 0.05 0.00 0.08 99.85 23:28:01 1 0.05 0.00 0.03 0.00 0.02 99.90 23:28:01 2 0.37 0.00 0.07 0.00 0.05 99.52 23:28:01 3 0.03 0.00 0.02 0.00 0.02 99.93 23:29:01 all 0.14 0.00 0.03 0.00 0.01 99.82 23:29:01 0 0.03 0.00 0.02 0.00 0.02 99.93 23:29:01 1 0.05 0.00 0.05 0.00 0.02 99.88 23:29:01 2 0.45 0.00 0.03 0.00 0.02 99.50 23:29:01 3 0.00 0.00 0.02 0.00 0.00 99.98 23:30:01 all 0.15 0.00 0.03 0.00 0.01 99.80 23:30:01 0 0.02 0.00 0.03 0.00 0.00 99.95 23:30:01 1 0.22 0.00 0.05 0.00 0.02 99.72 23:30:01 2 0.37 0.00 0.05 0.00 0.02 99.57 23:30:01 3 0.02 0.00 0.00 0.00 0.00 99.98 23:31:01 all 0.16 0.00 0.04 0.00 0.00 99.80 23:31:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:31:01 1 0.53 0.00 0.05 0.00 0.00 99.42 23:31:01 2 0.05 0.00 0.07 0.00 0.00 99.88 23:31:01 3 0.05 0.00 0.02 0.00 0.00 99.93 23:32:01 all 0.15 0.00 0.02 0.00 0.00 99.83 23:32:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:32:01 1 0.55 0.00 0.02 0.00 0.00 99.43 23:32:01 2 0.03 0.00 0.02 0.00 0.00 99.95 23:32:01 3 0.03 0.00 0.05 0.00 0.00 99.92 23:33:01 all 0.15 0.00 0.03 0.00 0.00 99.82 23:33:01 0 0.02 0.00 0.02 0.00 0.02 99.95 23:33:01 1 0.52 0.00 0.02 0.00 0.00 99.47 23:33:01 2 0.02 0.00 0.02 0.00 0.00 99.97 23:33:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 2.21 0.00 0.76 0.36 0.05 96.62 Average: 0 1.75 0.00 0.93 0.18 0.06 97.08 Average: 1 2.25 0.00 0.64 0.21 0.06 96.85 Average: 2 2.27 0.00 0.85 0.67 0.06 96.15 Average: 3 2.57 0.00 0.61 0.39 0.04 96.39