---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14889 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: 2799.998 BogoMIPS: 5599.99 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 857 27115 0 4193 30854 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:b2:2d:af brd ff:ff:ff:ff:ff:ff inet 10.30.106.183/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:feb2:2daf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d3:f0:7b:f5 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:d3ff:fef0:7bf5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14889) 11/24/25 _x86_64_ (8 CPU) 09:28:32 LINUX RESTART (8 CPU) 09:29:01 tps rtps wtps bread/s bwrtn/s 09:30:01 314.43 31.04 283.39 1037.16 59741.11 09:31:01 155.56 9.12 146.44 1623.20 87408.63 09:32:01 1126.91 0.20 1126.71 4.67 132502.85 09:33:01 42.16 0.53 41.63 47.99 8918.78 Average: 409.77 10.22 399.54 678.25 72142.84 09:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 30006904 31648856 2932316 8.90 73948 1874532 1414852 4.16 904564 1724572 234904 09:31:01 28557284 31249380 4381936 13.30 100972 2868156 1683224 4.95 1403688 2594776 402356 09:32:01 27832508 31521468 5106712 15.50 216476 3608572 1928684 5.67 1261068 3311908 2116 09:33:01 27713988 31536712 5225232 15.86 219520 3734808 1561328 4.59 1310980 3383292 26384 Average: 28527671 31489104 4411549 13.39 152729 3021517 1647022 4.85 1220075 2753637 166440 09:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 09:30:01 ens3 392.27 250.39 1691.89 71.06 0.00 0.00 0.00 0.00 09:31:01 veth2e71855 158.49 312.46 18.24 1670.93 0.00 0.00 0.00 0.14 09:31:01 docker0 243.19 467.59 20.57 4184.56 0.00 0.00 0.00 0.00 09:31:01 lo 2.53 2.53 0.29 0.29 0.00 0.00 0.00 0.00 09:31:01 ens3 554.89 288.25 4934.92 33.75 0.00 0.00 0.00 0.00 09:32:01 veth2f24d2a 1.03 2.55 0.08 37.40 0.00 0.00 0.00 0.00 09:32:01 docker0 84.37 155.71 15.84 1734.39 0.00 0.00 0.00 0.00 09:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:01 ens3 165.27 90.13 1736.84 28.89 0.00 0.00 0.00 0.00 09:33:01 docker0 7.02 17.40 0.43 406.01 0.00 0.00 0.00 0.00 09:33:01 lo 1.87 1.87 0.26 0.26 0.00 0.00 0.00 0.00 09:33:01 ens3 46.31 29.75 514.65 10.00 0.00 0.00 0.00 0.00 Average: docker0 83.64 160.17 9.21 1581.24 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 289.69 164.63 2219.58 35.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14889) 11/24/25 _x86_64_ (8 CPU) 09:28:32 LINUX RESTART (8 CPU) 09:29:01 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 11.07 0.00 1.00 2.23 0.04 85.67 09:30:01 0 5.60 0.00 0.22 0.03 0.02 94.13 09:30:01 1 1.47 0.00 0.55 0.03 0.03 97.91 09:30:01 2 24.14 0.00 2.70 8.26 0.05 64.84 09:30:01 3 26.70 0.00 2.16 3.53 0.08 67.52 09:30:01 4 11.47 0.00 1.08 1.17 0.02 86.26 09:30:01 5 3.93 0.00 0.22 4.56 0.03 91.26 09:30:01 6 10.41 0.00 0.63 0.23 0.03 88.69 09:30:01 7 4.87 0.00 0.37 0.03 0.02 94.71 09:31:01 all 9.28 0.00 2.07 1.21 0.06 87.39 09:31:01 0 1.14 0.00 1.33 0.03 0.07 97.43 09:31:01 1 25.79 0.00 3.08 0.13 0.05 70.95 09:31:01 2 9.99 0.00 2.56 7.77 0.05 79.62 09:31:01 3 12.12 0.00 1.68 0.02 0.07 86.12 09:31:01 4 2.52 0.00 1.83 0.15 0.05 95.46 09:31:01 5 5.63 0.00 1.63 1.06 0.05 91.64 09:31:01 6 7.15 0.00 2.40 0.44 0.05 89.96 09:31:01 7 9.88 0.00 2.00 0.07 0.07 87.99 09:32:01 all 11.55 0.00 4.54 3.40 0.06 80.45 09:32:01 0 8.89 0.00 8.67 11.66 0.07 70.71 09:32:01 1 5.62 0.00 5.57 0.76 0.05 88.00 09:32:01 2 6.47 0.00 2.46 4.37 0.05 86.65 09:32:01 3 25.52 0.00 3.20 0.12 0.05 71.12 09:32:01 4 8.47 0.00 3.06 0.08 0.08 88.30 09:32:01 5 13.78 0.00 7.10 10.09 0.07 68.96 09:32:01 6 9.51 0.00 3.13 0.10 0.07 87.19 09:32:01 7 14.14 0.00 3.22 0.10 0.05 82.49 09:33:01 all 19.90 0.00 2.00 0.22 0.05 77.82 09:33:01 0 16.08 0.00 2.38 0.07 0.05 81.43 09:33:01 1 24.10 0.00 1.72 0.05 0.07 74.06 09:33:01 2 16.23 0.00 1.96 0.87 0.05 80.89 09:33:01 3 6.46 0.00 1.04 0.03 0.03 92.43 09:33:01 4 48.02 0.00 3.23 0.28 0.07 48.40 09:33:01 5 20.09 0.00 2.31 0.00 0.07 77.53 09:33:01 6 6.03 0.00 0.82 0.17 0.03 92.95 09:33:01 7 22.39 0.00 2.58 0.28 0.07 74.68 Average: all 12.95 0.00 2.40 1.76 0.05 82.83 Average: 0 7.93 0.00 3.13 2.93 0.05 85.96 Average: 1 14.24 0.00 2.73 0.24 0.05 82.74 Average: 2 14.22 0.00 2.42 5.32 0.05 77.99 Average: 3 17.66 0.00 2.02 0.92 0.06 79.34 Average: 4 17.63 0.00 2.30 0.42 0.05 79.59 Average: 5 10.85 0.00 2.80 3.91 0.05 82.38 Average: 6 8.27 0.00 1.74 0.23 0.05 89.70 Average: 7 12.81 0.00 2.04 0.12 0.05 84.98