---> uname -a: Linux prd-centos7-docker-4c-2g-4404.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 7.7G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 617 74 16 1145 1020 Swap: 1023 1 1022 ---> 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:d9:02:78 brd ff:ff:ff:ff:ff:ff inet 10.30.122.225/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fed9:278/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f3:f6:f6:ee 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 inet6 fe80::42:f3ff:fef6:f6ee/64 scope link 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) 10/09/2020 _x86_64_ (4 CPU) 07:01:44 PM LINUX RESTART 07:03:01 PM tps rtps wtps bread/s bwrtn/s 07:04:01 PM 88.75 25.91 62.84 3869.40 16284.97 07:05:01 PM 124.69 61.31 63.38 5464.16 9003.05 07:06:01 PM 93.32 21.60 71.73 892.17 8770.75 Average: 102.25 36.27 65.98 3408.77 11353.61 07:03:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:04:01 PM 128576 1752980 93.17 2620 1141720 1098672 37.50 716848 852180 65024 07:05:01 PM 96824 1784732 94.85 2596 1099616 1150616 39.27 692132 892916 35184 07:06:01 PM 78456 1803100 95.83 2588 1067080 1136216 38.78 701692 858996 59552 Average: 101285 1780271 94.62 2601 1102805 1128501 38.51 703557 868031 53253 07:03:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:04:01 PM eth0 1699.83 1304.78 4057.37 1068.05 0.00 0.00 0.00 07:04:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 PM docker0 27.28 37.06 1.83 293.80 0.00 0.00 0.00 07:05:01 PM eth0 119.86 103.35 828.38 32.27 0.00 0.00 0.00 07:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 PM eth0 32.95 24.36 127.39 8.58 0.00 0.00 0.00 07:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 617.70 477.61 1671.40 369.73 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.09 12.36 0.61 97.96 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) 10/09/2020 _x86_64_ (4 CPU) 07:01:44 PM LINUX RESTART 07:03:01 PM CPU %user %nice %system %iowait %steal %idle 07:04:01 PM all 19.35 0.00 5.39 1.33 0.04 73.89 07:04:01 PM 0 20.78 0.00 8.53 0.94 0.03 69.71 07:04:01 PM 1 14.86 0.00 3.92 2.96 0.05 78.21 07:04:01 PM 2 24.20 0.00 4.11 0.39 0.03 71.27 07:04:01 PM 3 17.56 0.00 5.05 1.03 0.03 76.32 07:05:01 PM all 15.38 0.00 2.47 2.76 0.02 79.38 07:05:01 PM 0 30.12 0.00 3.33 3.10 0.02 63.43 07:05:01 PM 1 8.93 0.00 2.30 4.08 0.02 84.68 07:05:01 PM 2 10.22 0.00 2.27 2.15 0.02 85.34 07:05:01 PM 3 12.41 0.00 1.99 1.70 0.02 83.89 07:06:01 PM all 15.89 0.00 3.19 1.23 0.01 79.68 07:06:01 PM 0 21.68 0.00 2.53 1.06 0.02 74.71 07:06:01 PM 1 8.74 0.00 2.01 0.54 0.02 88.69 07:06:01 PM 2 19.66 0.00 4.98 1.03 0.02 74.32 07:06:01 PM 3 13.54 0.00 3.23 2.29 0.03 80.91 Average: all 16.87 0.00 3.68 1.77 0.02 77.66 Average: 0 24.20 0.00 4.78 1.70 0.02 69.29 Average: 1 10.83 0.00 2.74 2.52 0.03 83.87 Average: 2 18.02 0.00 3.78 1.19 0.02 76.98 Average: 3 14.50 0.00 3.42 1.68 0.03 80.38