---> uname -a: Linux prd-centos7-docker-4c-2g-2025.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian 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: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 Avail Use% Mounted on devtmpfs 887M 0 887M 0% /dev tmpfs 919M 0 919M 0% /dev/shm tmpfs 919M 17M 903M 2% /run tmpfs 919M 0 919M 0% /sys/fs/cgroup /dev/vda1 50G 7.2G 43G 15% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 554 67 16 1215 1085 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP group default qlen 1000 link/ether fa:16:3e:6c:b3:6c brd ff:ff:ff:ff:ff:ff inet 10.30.122.60/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86221sec preferred_lft 86221sec inet6 fe80::f816:3eff:fe6c:b36c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9d:57:54:c7 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 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) 09/29/2020 _x86_64_ (4 CPU) 08:44:24 PM LINUX RESTART 08:45:01 PM tps rtps wtps bread/s bwrtn/s 08:46:01 PM 105.28 67.01 38.27 5708.26 5137.22 08:47:01 PM 106.71 23.43 83.28 1505.01 10669.96 Average: 105.99 45.23 60.77 3607.16 7902.90 08:45:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:46:01 PM 89752 1791804 95.23 2620 1224688 1073276 36.63 413408 1210684 59836 08:47:01 PM 95900 1785656 94.90 2620 1169636 1058568 36.13 415296 1150360 96684 Average: 92826 1788730 95.07 2620 1197162 1065922 36.38 414352 1180522 78260 08:45:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:46:01 PM eth0 433.75 282.96 1359.65 53.08 0.00 0.00 0.00 08:46:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:46:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:47:01 PM eth0 33.97 24.78 160.90 6.51 0.00 0.00 0.00 08:47:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:47:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 233.91 153.90 760.43 29.80 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) 09/29/2020 _x86_64_ (4 CPU) 08:44:24 PM LINUX RESTART 08:45:01 PM CPU %user %nice %system %iowait %steal %idle 08:46:01 PM all 20.85 0.00 3.30 2.10 0.22 73.52 08:46:01 PM 0 34.20 0.00 3.86 3.19 0.29 58.45 08:46:01 PM 1 22.29 0.00 3.86 2.47 0.19 71.19 08:46:01 PM 2 13.48 0.00 3.12 1.38 0.29 81.73 08:46:01 PM 3 13.66 0.00 2.36 1.38 0.14 82.46 08:47:01 PM all 16.03 0.00 2.95 2.35 0.06 78.61 08:47:01 PM 0 12.36 0.00 1.85 1.23 0.08 84.48 08:47:01 PM 1 11.92 0.00 2.76 3.01 0.03 82.28 08:47:01 PM 2 25.01 0.00 4.58 1.70 0.05 68.66 08:47:01 PM 3 14.88 0.00 2.67 3.47 0.05 78.93 Average: all 18.43 0.00 3.13 2.22 0.14 76.07 Average: 0 23.17 0.00 2.85 2.20 0.19 71.60 Average: 1 17.09 0.00 3.31 2.74 0.11 76.75 Average: 2 19.23 0.00 3.85 1.54 0.17 75.22 Average: 3 14.27 0.00 2.52 2.42 0.09 80.70