---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-38889 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 708K 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 936 22197 0 9033 30775 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:9c:2e:5a brd ff:ff:ff:ff:ff:ff inet 10.30.107.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fe9c:2e5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:3f:46:ac 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-38889) 08/19/25 _x86_64_ (8 CPU) 09:07:53 LINUX RESTART (8 CPU) 09:08:01 tps rtps wtps bread/s bwrtn/s 09:09:01 406.40 74.69 331.71 5346.44 117160.34 09:10:01 249.36 44.13 205.23 3473.42 95733.51 09:11:01 23.18 1.00 22.18 77.99 2871.39 09:12:01 353.50 26.37 327.12 3361.15 24320.96 09:13:01 756.67 5.28 751.39 471.25 238585.44 09:14:01 214.53 0.48 214.05 43.99 12141.04 09:15:01 76.50 0.18 76.32 23.73 2866.99 Average: 297.16 21.73 275.43 1828.32 70524.57 09:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:09:01 30027404 31592244 2911816 8.84 65468 1811412 1488828 4.38 993792 1626264 193904 09:10:01 28668712 30809600 4270508 12.96 89924 2342380 2066852 6.08 1835268 2103012 25296 09:11:01 27767540 29961204 5171680 15.70 93532 2388820 2871776 8.45 2693020 2140976 24 09:12:01 27956100 31540896 4983120 15.13 111792 3727092 1554920 4.57 1471852 3113084 642864 09:13:01 21025320 29974744 11913900 36.17 210432 8679524 10300548 30.31 3233840 7899908 52668 09:14:01 18042384 27411944 14896836 45.23 223784 8985688 13941292 41.02 6033024 8016652 2584 09:15:01 21302748 30592640 11636472 35.33 225184 8976164 3116348 9.17 3012008 7876812 372 Average: 24970030 30269039 7969190 24.19 145731 5273011 5048652 14.85 2753258 4682387 131102 09:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:09:01 ens3 457.32 308.50 1814.68 78.52 0.00 0.00 0.00 0.00 09:09:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 09:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 ens3 746.41 468.27 5850.78 103.83 0.00 0.00 0.00 0.00 09:10:01 lo 2.40 2.40 0.24 0.24 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 ens3 283.39 203.38 664.23 63.29 0.00 0.00 0.00 0.00 09:11:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 09:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 ens3 393.47 232.06 2436.63 55.43 0.00 0.00 0.00 0.00 09:12:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 09:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 veth5638a10 11.26 11.56 0.98 2.21 0.00 0.00 0.00 0.00 09:13:01 vethc68234b 0.00 0.30 0.00 0.02 0.00 0.00 0.00 0.00 09:13:01 veth4efa5ff 20.91 27.03 1.73 319.78 0.00 0.00 0.00 0.03 09:13:01 veth2309f3f 11.33 11.31 2.20 0.98 0.00 0.00 0.00 0.00 09:14:01 veth5638a10 204.70 211.30 18.29 362.35 0.00 0.00 0.00 0.03 09:14:01 vetha9213ba 23.53 24.11 7.75 4.77 0.00 0.00 0.00 0.00 09:14:01 vethc58317a 3.12 4.02 0.76 1.09 0.00 0.00 0.00 0.00 09:14:01 vethc68234b 0.00 0.92 0.00 0.36 0.00 0.00 0.00 0.00 09:15:01 veth2309f3f 229.63 239.81 370.09 31.10 0.00 0.00 0.00 0.03 09:15:01 ens3 5144.54 2701.82 51107.68 433.70 0.00 0.00 0.00 0.00 09:15:01 lo 45.56 45.56 7.65 7.65 0.00 0.00 0.00 0.00 09:15:01 br-3ac3aaacd5ec 51.14 68.71 44.02 443.46 0.00 0.00 0.63 0.00 Average: veth2309f3f 32.80 34.26 52.87 4.44 0.00 0.00 0.00 0.00 Average: ens3 734.47 385.40 7300.84 61.90 0.00 0.00 0.00 0.00 Average: lo 6.08 6.08 1.06 1.06 0.00 0.00 0.00 0.00 Average: br-3ac3aaacd5ec 7.31 9.81 6.29 63.35 0.00 0.00 0.09 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-38889) 08/19/25 _x86_64_ (8 CPU) 09:07:53 LINUX RESTART (8 CPU) 09:08:01 CPU %user %nice %system %iowait %steal %idle 09:09:01 all 9.41 0.00 1.33 2.59 0.03 86.64 09:09:01 0 7.58 0.00 0.73 0.57 0.02 91.10 09:09:01 1 2.06 0.00 0.59 6.29 0.05 91.02 09:09:01 2 5.45 0.00 1.08 0.43 0.03 93.01 09:09:01 3 2.76 0.00 1.39 7.29 0.05 88.51 09:09:01 4 8.72 0.00 1.19 3.34 0.03 86.72 09:09:01 5 7.34 0.00 2.39 1.49 0.03 88.76 09:09:01 6 24.75 0.00 1.79 0.93 0.05 72.48 09:09:01 7 16.57 0.00 1.47 0.35 0.03 81.58 09:10:01 all 22.96 0.00 1.30 1.31 0.05 74.38 09:10:01 0 20.23 0.00 1.14 0.02 0.05 78.57 09:10:01 1 19.68 0.00 1.42 0.50 0.05 78.35 09:10:01 2 34.94 0.00 1.80 0.67 0.07 62.53 09:10:01 3 19.17 0.00 1.04 7.40 0.07 72.32 09:10:01 4 27.83 0.00 1.05 0.42 0.05 70.66 09:10:01 5 16.48 0.00 1.12 0.12 0.05 82.23 09:10:01 6 24.59 0.00 1.57 0.85 0.05 72.94 09:10:01 7 20.69 0.00 1.30 0.55 0.05 77.41 09:11:01 all 19.17 0.00 0.51 0.03 0.04 80.25 09:11:01 0 20.93 0.00 0.23 0.03 0.05 78.75 09:11:01 1 14.94 0.00 0.32 0.05 0.03 84.66 09:11:01 2 31.88 0.00 0.45 0.00 0.03 67.64 09:11:01 3 28.17 0.00 0.95 0.00 0.03 70.85 09:11:01 4 18.70 0.00 0.97 0.00 0.05 80.28 09:11:01 5 13.57 0.00 0.37 0.07 0.02 85.98 09:11:01 6 12.21 0.00 0.45 0.00 0.05 87.29 09:11:01 7 12.94 0.00 0.33 0.08 0.03 86.61 09:12:01 all 16.22 0.00 1.88 1.03 0.05 80.82 09:12:01 0 34.92 0.00 3.31 4.26 0.07 57.45 09:12:01 1 17.08 0.00 2.51 0.20 0.05 80.17 09:12:01 2 12.19 0.00 1.82 0.08 0.03 85.87 09:12:01 3 7.67 0.00 1.49 1.78 0.07 88.99 09:12:01 4 11.89 0.00 1.79 0.08 0.03 86.20 09:12:01 5 6.82 0.00 1.12 0.07 0.02 91.98 09:12:01 6 17.54 0.00 1.69 0.40 0.03 80.34 09:12:01 7 21.62 0.00 1.29 1.40 0.05 75.64 09:13:01 all 33.87 0.00 10.82 3.83 0.09 51.39 09:13:01 0 37.34 0.00 10.62 4.92 0.08 47.04 09:13:01 1 34.33 0.00 10.59 2.22 0.08 52.77 09:13:01 2 33.89 0.00 10.63 0.93 0.08 54.47 09:13:01 3 33.88 0.00 12.68 13.53 0.10 39.81 09:13:01 4 35.01 0.00 11.08 1.44 0.10 52.37 09:13:01 5 31.40 0.00 10.29 4.66 0.10 53.54 09:13:01 6 32.82 0.00 9.37 1.01 0.08 56.71 09:13:01 7 32.31 0.00 11.32 1.95 0.08 54.34 09:14:01 all 56.47 0.00 6.82 0.47 0.10 36.14 09:14:01 0 55.11 0.00 6.54 0.52 0.10 37.73 09:14:01 1 56.53 0.00 6.96 1.06 0.10 35.35 09:14:01 2 53.22 0.00 6.97 0.17 0.10 39.53 09:14:01 3 57.55 0.00 7.20 0.61 0.10 34.54 09:14:01 4 55.89 0.00 6.68 0.35 0.10 36.98 09:14:01 5 56.03 0.00 6.52 0.30 0.10 37.05 09:14:01 6 59.79 0.00 6.68 0.32 0.10 33.11 09:14:01 7 57.58 0.00 7.06 0.40 0.10 34.85 09:15:01 all 17.39 0.00 2.63 0.16 0.09 79.72 09:15:01 0 16.82 0.00 2.75 0.25 0.08 80.09 09:15:01 1 15.74 0.00 2.53 0.15 0.08 81.49 09:15:01 2 17.80 0.00 2.55 0.10 0.10 79.45 09:15:01 3 16.53 0.00 2.51 0.08 0.10 80.77 09:15:01 4 18.25 0.00 2.60 0.18 0.10 78.86 09:15:01 5 18.38 0.00 2.86 0.19 0.10 78.47 09:15:01 6 18.03 0.00 2.41 0.20 0.12 79.24 09:15:01 7 17.62 0.00 2.81 0.15 0.08 79.34 Average: all 25.02 0.00 3.60 1.34 0.07 69.97 Average: 0 27.52 0.00 3.60 1.51 0.06 67.31 Average: 1 22.84 0.00 3.54 1.50 0.06 72.07 Average: 2 27.01 0.00 3.60 0.34 0.06 68.99 Average: 3 23.65 0.00 3.88 4.37 0.07 68.03 Average: 4 25.13 0.00 3.61 0.83 0.07 70.37 Average: 5 21.38 0.00 3.51 0.98 0.06 74.08 Average: 6 27.05 0.00 3.41 0.53 0.07 68.94 Average: 7 25.59 0.00 3.64 0.70 0.06 70.01