---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-2230 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 825 27333 0 4008 30885 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:72:67:b7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe72:67b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f4:f9:4a:29 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:f4ff:fef9:4a29/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2230) 08/03/26 _x86_64_ (8 CPU) 11:29:02 LINUX RESTART (8 CPU) 11:30:01 tps rtps wtps bread/s bwrtn/s 11:31:01 206.88 9.12 197.77 1641.59 96936.38 11:32:01 242.68 0.03 242.64 0.27 42027.66 11:33:01 76.97 0.50 76.47 46.66 65969.14 Average: 175.51 3.22 172.29 562.84 68311.06 11:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:31:01 28800188 31222932 4139032 12.57 83964 2623860 2332088 6.86 1424796 2364496 151900 11:32:01 27540600 30575212 5398620 16.39 108948 3189788 3246788 9.55 2371160 2630116 289220 11:33:01 27999392 31631780 4939828 15.00 137108 3748320 1448536 4.26 1222396 3318792 27604 Average: 28113393 31143308 4825827 14.65 110007 3187323 2342471 6.89 1672784 2771135 156241 11:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:31:01 lo 3.07 3.07 0.31 0.31 0.00 0.00 0.00 0.00 11:31:01 docker0 54.72 74.97 2.84 2256.15 0.00 0.00 0.00 0.00 11:31:01 veth79a2cd1 54.72 75.09 3.59 2256.16 0.00 0.00 0.00 0.18 11:31:01 ens3 242.63 168.01 6128.22 37.76 0.00 0.00 0.00 0.00 11:32:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:32:01 docker0 123.03 158.76 12.44 2517.98 0.00 0.00 0.00 0.00 11:32:01 veth79a2cd1 123.03 158.81 14.12 2517.98 0.00 0.00 0.00 0.21 11:32:01 ens3 161.19 124.20 2518.35 14.66 0.00 0.00 0.00 0.00 11:33:01 lo 3.60 3.60 0.33 0.33 0.00 0.00 0.00 0.00 11:33:01 docker0 0.40 0.43 0.02 0.03 0.00 0.00 0.00 0.00 11:33:01 ens3 247.93 260.77 1259.34 1662.98 0.00 0.00 0.00 0.00 Average: lo 2.29 2.29 0.22 0.22 0.00 0.00 0.00 0.00 Average: docker0 59.38 78.05 5.10 1591.38 0.00 0.00 0.00 0.00 Average: ens3 217.25 184.32 3301.97 571.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2230) 08/03/26 _x86_64_ (8 CPU) 11:29:02 LINUX RESTART (8 CPU) 11:30:01 CPU %user %nice %system %iowait %steal %idle 11:31:01 all 12.34 0.00 1.67 2.59 0.04 83.36 11:31:01 0 16.80 0.00 2.71 1.02 0.05 79.42 11:31:01 1 6.04 0.00 0.84 1.66 0.03 91.44 11:31:01 2 5.49 0.00 0.87 0.08 0.02 93.53 11:31:01 3 7.77 0.00 1.69 0.02 0.02 90.51 11:31:01 4 5.16 0.00 0.99 9.00 0.05 84.80 11:31:01 5 7.51 0.00 0.94 0.17 0.05 91.33 11:31:01 6 16.97 0.00 2.62 7.19 0.07 73.16 11:31:01 7 32.92 0.00 2.68 1.61 0.07 62.73 11:32:01 all 27.18 0.00 1.53 1.87 0.10 69.32 11:32:01 0 23.64 0.00 1.04 0.53 0.08 74.70 11:32:01 1 28.80 0.00 1.60 0.00 0.10 69.51 11:32:01 2 22.84 0.00 2.18 3.59 0.10 71.29 11:32:01 3 31.16 0.00 1.57 0.00 0.12 67.15 11:32:01 4 37.79 0.00 2.46 5.61 0.10 54.04 11:32:01 5 26.05 0.00 1.04 0.15 0.08 72.68 11:32:01 6 23.05 0.00 1.34 4.99 0.07 70.55 11:32:01 7 24.05 0.00 1.05 0.10 0.12 74.68 11:33:01 all 12.57 0.00 2.07 1.86 0.05 83.44 11:33:01 0 11.74 0.00 1.64 0.59 0.05 85.99 11:33:01 1 12.51 0.00 2.47 2.27 0.08 82.68 11:33:01 2 22.33 0.00 1.66 0.55 0.08 75.37 11:33:01 3 13.96 0.00 2.35 0.35 0.05 83.28 11:33:01 4 12.89 0.00 2.28 0.25 0.03 84.54 11:33:01 5 11.09 0.00 2.46 0.79 0.05 85.61 11:33:01 6 7.40 0.00 1.09 2.64 0.03 88.84 11:33:01 7 8.63 0.00 2.68 7.52 0.05 81.13 Average: all 17.37 0.00 1.76 2.11 0.06 78.70 Average: 0 17.40 0.00 1.79 0.71 0.06 80.04 Average: 1 15.80 0.00 1.63 1.30 0.07 81.19 Average: 2 16.88 0.00 1.57 1.41 0.07 80.08 Average: 3 17.64 0.00 1.87 0.12 0.06 80.30 Average: 4 18.63 0.00 1.91 4.95 0.06 74.44 Average: 5 14.88 0.00 1.48 0.37 0.06 83.21 Average: 6 15.80 0.00 1.68 4.94 0.06 77.52 Average: 7 21.90 0.00 2.14 3.06 0.08 72.82