---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-7175 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 17G 139G 11% / 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 917 22190 0 9058 30794 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:f4:f9:15 brd ff:ff:ff:ff:ff:ff inet 10.30.106.155/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:fef4:f915/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a5:10:7f:03 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 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-7175) 10/29/25 _x86_64_ (8 CPU) 13:12:32 LINUX RESTART (8 CPU) 13:13:01 tps rtps wtps bread/s bwrtn/s 13:14:01 310.60 24.00 286.60 796.93 71199.33 13:15:01 225.22 45.17 180.06 3562.15 82900.50 13:16:01 224.65 13.00 211.65 2361.21 4687.09 13:17:01 121.78 13.91 107.87 1039.83 39914.95 13:18:01 575.24 2.92 572.32 419.26 195500.22 13:19:01 248.38 0.58 247.79 58.66 12581.10 Average: 284.31 16.60 267.71 1373.07 67797.62 13:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:14:01 29961048 31642324 2978172 9.04 77392 1907500 1453620 4.28 922424 1747516 252072 13:15:01 27895460 30088188 5043760 15.31 92748 2388848 2849968 8.39 2555740 2146560 11388 13:16:01 26764044 29988616 6175176 18.75 97628 3399016 3146912 9.26 2876352 2919352 871764 13:17:01 26817280 31613168 6121940 18.59 124224 4874024 1647652 4.85 1394316 4274512 1247192 13:18:01 21110128 30061064 11829092 35.91 208092 8678628 9889824 29.10 3125460 7919008 30988 13:19:01 17989468 27382948 14949752 45.39 223532 9006528 13610280 40.04 6057928 8040808 1880 Average: 25089571 30129385 7849649 23.83 137269 5042424 5433043 15.99 2822037 4507959 402547 13:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:14:01 ens3 179.64 129.85 1409.93 45.48 0.00 0.00 0.00 0.00 13:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:14:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 13:15:01 ens3 901.33 575.79 6170.89 140.01 0.00 0.00 0.00 0.00 13:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:15:01 lo 2.00 2.00 0.19 0.19 0.00 0.00 0.00 0.00 13:16:01 ens3 499.38 345.26 2344.62 82.68 0.00 0.00 0.00 0.00 13:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:16:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 13:17:01 ens3 846.24 467.14 12418.58 68.00 0.00 0.00 0.00 0.00 13:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 lo 12.46 12.46 1.70 1.70 0.00 0.00 0.00 0.00 13:18:01 ens3 1962.82 930.34 27830.43 65.44 0.00 0.00 0.00 0.00 13:18:01 br-966996c41605 6.10 7.80 0.74 158.35 0.00 0.00 0.00 0.00 13:18:01 veth6a96b4b 0.00 0.20 0.00 0.01 0.00 0.00 0.00 0.00 13:18:01 veth731b370 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 ens3 32.71 17.60 253.73 3.23 0.00 0.00 0.00 0.00 13:19:01 br-966996c41605 18.66 27.35 13.62 261.86 0.00 0.00 1.18 0.00 13:19:01 veth6a96b4b 0.83 2.27 0.09 1.74 0.00 0.00 0.00 0.00 13:19:01 veth731b370 7.93 12.36 1.01 1.82 0.00 0.00 0.00 0.00 Average: ens3 737.03 411.00 8404.63 67.47 0.00 0.00 0.00 0.00 Average: br-966996c41605 4.13 5.86 2.39 70.03 0.00 0.00 0.20 0.00 Average: veth6a96b4b 0.14 0.41 0.01 0.29 0.00 0.00 0.00 0.00 Average: veth731b370 1.32 2.06 0.17 0.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-7175) 10/29/25 _x86_64_ (8 CPU) 13:12:32 LINUX RESTART (8 CPU) 13:13:01 CPU %user %nice %system %iowait %steal %idle 13:14:01 all 10.42 0.00 0.86 2.93 0.04 85.75 13:14:01 0 5.34 0.00 1.18 7.94 0.03 85.51 13:14:01 1 8.59 0.00 0.65 0.70 0.02 90.04 13:14:01 2 8.48 0.00 0.47 0.50 0.02 90.54 13:14:01 3 7.36 0.00 0.63 0.22 0.02 91.77 13:14:01 4 2.99 0.00 0.17 4.72 0.03 92.09 13:14:01 5 10.80 0.00 0.90 0.20 0.07 88.03 13:14:01 6 7.17 0.00 1.07 8.07 0.03 83.66 13:14:01 7 32.68 0.00 1.74 1.09 0.05 64.45 13:15:01 all 26.02 0.00 1.24 1.67 0.09 70.98 13:15:01 0 19.34 0.00 1.21 1.04 0.08 78.33 13:15:01 1 34.16 0.00 1.97 1.25 0.07 62.55 13:15:01 2 29.89 0.00 1.02 0.10 0.10 68.89 13:15:01 3 30.89 0.00 0.82 0.87 0.10 67.32 13:15:01 4 15.15 0.00 0.83 7.17 0.07 76.78 13:15:01 5 19.36 0.00 1.20 0.27 0.10 79.07 13:15:01 6 28.82 0.00 1.71 0.74 0.08 68.65 13:15:01 7 30.53 0.00 1.22 1.89 0.12 66.24 13:16:01 all 19.25 0.00 1.10 0.48 0.05 79.12 13:16:01 0 12.03 0.00 1.37 0.53 0.05 86.02 13:16:01 1 36.11 0.00 1.25 0.02 0.05 62.57 13:16:01 2 23.95 0.00 0.77 0.20 0.07 75.02 13:16:01 3 15.12 0.00 0.77 0.02 0.05 84.04 13:16:01 4 12.34 0.00 1.50 1.97 0.03 84.15 13:16:01 5 11.41 0.00 0.68 0.35 0.05 87.50 13:16:01 6 33.31 0.00 1.15 0.69 0.05 64.80 13:16:01 7 9.71 0.00 1.24 0.12 0.02 88.92 13:17:01 all 12.78 0.00 2.61 2.04 0.05 82.53 13:17:01 0 31.69 0.00 3.86 2.14 0.07 62.25 13:17:01 1 18.47 0.00 3.05 0.07 0.05 78.36 13:17:01 2 13.94 0.00 2.75 0.25 0.05 83.01 13:17:01 3 5.98 0.00 1.94 1.84 0.05 90.19 13:17:01 4 12.63 0.00 2.75 3.59 0.07 80.96 13:17:01 5 6.06 0.00 2.30 0.10 0.02 91.52 13:17:01 6 6.60 0.00 1.99 8.19 0.03 83.18 13:17:01 7 6.75 0.00 2.28 0.10 0.05 90.82 13:18:01 all 26.07 0.00 8.17 5.48 0.11 60.17 13:18:01 0 25.24 0.00 8.49 6.07 0.10 60.10 13:18:01 1 26.50 0.00 7.45 8.78 0.12 57.15 13:18:01 2 27.09 0.00 8.32 1.73 0.10 62.76 13:18:01 3 26.74 0.00 9.07 5.24 0.12 58.84 13:18:01 4 27.45 0.00 7.57 1.36 0.10 63.52 13:18:01 5 25.16 0.00 10.51 15.72 0.14 48.47 13:18:01 6 26.61 0.00 7.73 1.74 0.10 63.81 13:18:01 7 23.82 0.00 6.26 3.34 0.10 66.49 13:19:01 all 52.14 0.00 5.88 0.86 0.11 41.01 13:19:01 0 54.18 0.00 6.53 0.27 0.10 38.92 13:19:01 1 50.10 0.00 5.86 0.57 0.12 43.35 13:19:01 2 51.44 0.00 6.02 0.59 0.12 41.83 13:19:01 3 50.95 0.00 6.09 2.83 0.10 40.02 13:19:01 4 55.25 0.00 5.45 0.34 0.12 38.85 13:19:01 5 50.42 0.00 5.83 0.27 0.10 43.38 13:19:01 6 55.94 0.00 5.56 0.99 0.10 37.41 13:19:01 7 48.87 0.00 5.69 0.97 0.12 44.35 Average: all 24.41 0.00 3.29 2.24 0.07 69.99 Average: 0 24.59 0.00 3.75 3.00 0.07 68.59 Average: 1 28.96 0.00 3.35 1.88 0.07 65.74 Average: 2 25.76 0.00 3.20 0.56 0.08 70.40 Average: 3 22.80 0.00 3.20 1.82 0.07 72.10 Average: 4 20.90 0.00 3.03 3.20 0.07 72.80 Average: 5 20.46 0.00 3.54 2.77 0.08 73.16 Average: 6 26.39 0.00 3.19 3.41 0.07 66.94 Average: 7 25.38 0.00 3.06 1.25 0.08 70.23