---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4952 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 708K 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 842 27665 0 3659 30869 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:c0:f8:32 brd ff:ff:ff:ff:ff:ff inet 10.30.107.0/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fec0:f832/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:37:25:b0:cb 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::42:37ff:fe25:b0cb/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-4952) 09/25/26 _x86_64_ (8 CPU) 07:41:01 LINUX RESTART (8 CPU) 07:42:02 tps rtps wtps bread/s bwrtn/s 07:43:01 256.88 10.08 246.80 1718.33 93731.48 07:44:01 162.71 0.05 162.66 6.27 85129.55 07:45:01 95.30 0.07 95.23 12.66 13228.73 07:46:01 11.00 0.38 10.61 35.19 1057.69 Average: 130.95 2.61 128.34 437.83 48098.66 07:42:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:43:01 29364888 31668428 3574324 10.85 94708 2490020 1582916 4.66 972896 2238788 212028 07:44:01 28405616 31569348 4533596 13.76 113920 3290272 1685448 4.96 1152460 2958180 86024 07:45:01 28390940 31662920 4548272 13.81 133524 3362032 1478296 4.35 1079680 3034528 156 07:46:01 28320056 31597668 4619156 14.02 134252 3371112 1513848 4.45 1155936 3032728 4 Average: 28620375 31624591 4318837 13.11 119101 3128359 1565127 4.60 1090243 2816056 74553 07:42:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:43:01 docker0 99.37 185.53 5.47 1462.62 0.00 0.00 0.00 0.00 07:43:01 veth5c22b10 94.15 178.72 6.43 1416.71 0.00 0.00 0.00 0.12 07:43:01 ens3 309.61 173.81 3196.05 24.58 0.00 0.00 0.00 0.00 07:43:01 lo 2.71 2.71 0.31 0.31 0.00 0.00 0.00 0.00 07:44:01 docker0 137.78 375.59 11.11 4723.46 0.00 0.00 0.00 0.00 07:44:01 veth07e6a98 26.76 48.53 5.63 695.83 0.00 0.00 0.00 0.06 07:44:01 ens3 395.27 157.09 4727.85 18.03 0.00 0.00 0.00 0.00 07:44:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:45:01 docker0 0.42 0.43 0.04 0.75 0.00 0.00 0.00 0.00 07:45:01 ens3 304.03 477.39 25.75 3758.61 0.00 0.00 0.00 0.00 07:45:01 lo 2.87 2.87 0.26 0.26 0.00 0.00 0.00 0.00 07:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 ens3 215.56 335.99 21.36 2657.39 0.00 0.00 0.00 0.00 07:46:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: docker0 59.23 140.20 4.15 1547.05 0.00 0.00 0.00 0.00 Average: ens3 306.10 286.53 1987.77 1621.24 0.00 0.00 0.00 0.00 Average: lo 1.64 1.64 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4952) 09/25/26 _x86_64_ (8 CPU) 07:41:01 LINUX RESTART (8 CPU) 07:42:02 CPU %user %nice %system %iowait %steal %idle 07:43:01 all 8.73 0.00 1.66 1.91 0.01 87.70 07:43:01 0 6.02 0.00 1.60 3.73 0.00 88.65 07:43:01 1 1.87 0.00 1.05 4.96 0.00 92.12 07:43:01 2 3.18 0.00 1.07 0.19 0.00 95.56 07:43:01 3 5.03 0.00 1.26 0.87 0.00 92.85 07:43:01 4 12.99 0.00 2.15 0.72 0.00 84.15 07:43:01 5 11.48 0.00 1.36 0.24 0.00 86.92 07:43:01 6 2.12 0.00 2.15 4.06 0.00 91.67 07:43:01 7 27.10 0.00 2.62 0.53 0.02 69.74 07:44:01 all 8.78 0.00 2.03 1.50 0.01 87.68 07:44:01 0 2.26 0.00 1.27 3.54 0.02 92.91 07:44:01 1 17.13 0.00 2.79 0.13 0.02 79.93 07:44:01 2 9.29 0.00 2.38 0.00 0.00 88.33 07:44:01 3 10.46 0.00 2.80 3.60 0.02 83.12 07:44:01 4 10.63 0.00 1.82 0.00 0.02 87.53 07:44:01 5 4.12 0.00 1.29 0.49 0.00 94.11 07:44:01 6 3.91 0.00 1.46 4.13 0.02 90.48 07:44:01 7 12.43 0.00 2.46 0.12 0.02 84.97 07:45:01 all 16.52 0.00 1.30 0.30 0.01 81.87 07:45:01 0 10.74 0.00 1.14 0.59 0.00 87.53 07:45:01 1 22.43 0.00 1.37 0.08 0.00 76.11 07:45:01 2 7.33 0.00 0.77 0.00 0.02 91.88 07:45:01 3 18.05 0.00 1.07 0.50 0.00 80.37 07:45:01 4 6.28 0.00 0.87 0.03 0.00 92.81 07:45:01 5 16.16 0.00 1.44 0.07 0.02 82.32 07:45:01 6 24.43 0.00 1.24 0.02 0.00 74.31 07:45:01 7 26.74 0.00 2.50 1.08 0.00 69.67 07:46:01 all 11.68 0.00 0.47 0.03 0.00 87.82 07:46:01 0 11.44 0.00 0.48 0.08 0.00 87.99 07:46:01 1 11.64 0.00 0.55 0.00 0.02 87.80 07:46:01 2 3.98 0.00 0.23 0.02 0.00 95.76 07:46:01 3 20.49 0.00 0.67 0.00 0.02 78.82 07:46:01 4 1.75 0.00 0.20 0.00 0.00 98.05 07:46:01 5 10.71 0.00 0.42 0.00 0.00 88.87 07:46:01 6 21.70 0.00 0.72 0.02 0.00 77.56 07:46:01 7 11.74 0.00 0.52 0.10 0.00 87.64 Average: all 11.44 0.00 1.36 0.93 0.01 86.26 Average: 0 7.63 0.00 1.12 1.98 0.00 89.27 Average: 1 13.31 0.00 1.44 1.28 0.01 83.96 Average: 2 5.96 0.00 1.11 0.05 0.00 92.87 Average: 3 13.54 0.00 1.45 1.24 0.01 83.76 Average: 4 7.89 0.00 1.25 0.18 0.00 90.67 Average: 5 10.62 0.00 1.12 0.20 0.00 88.06 Average: 6 13.07 0.00 1.39 2.05 0.00 83.48 Average: 7 19.48 0.00 2.02 0.46 0.01 78.03