---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-7541 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 858 27087 0 4221 30853 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:68:2a:4c brd ff:ff:ff:ff:ff:ff inet 10.30.106.181/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe68:2a4c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3c:43:64:f1 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::42:3cff:fe43:64f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-7541) 10/30/25 _x86_64_ (8 CPU) 13:32:21 LINUX RESTART (8 CPU) 13:33:02 tps rtps wtps bread/s bwrtn/s 13:34:01 198.47 12.78 185.70 1686.76 79965.70 13:35:01 106.68 0.38 106.30 9.60 94820.86 13:36:01 1026.91 0.03 1026.88 0.27 91041.09 13:37:01 50.54 1.10 49.44 79.03 9347.86 Average: 346.24 3.53 342.71 438.68 68742.17 13:33:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:34:01 29784264 31671224 3154956 9.58 80544 2105636 1607204 4.73 952044 1879692 43700 13:35:01 27939960 31182232 4999260 15.18 137128 3283164 1816660 5.35 1500516 3010344 552876 13:36:01 27273256 31025148 5665964 17.20 223792 3651552 1827460 5.38 1793796 3316332 29212 13:37:01 27742696 31595920 5196524 15.78 228204 3751776 1610220 4.74 1267528 3398928 26784 Average: 28185044 31368631 4754176 14.43 167417 3198032 1715386 5.05 1378471 2901324 163143 13:33:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:34:01 docker0 5.46 15.57 0.33 325.33 0.00 0.00 0.00 0.00 13:34:01 lo 3.59 3.59 0.42 0.42 0.00 0.00 0.00 0.00 13:34:01 ens3 157.50 94.78 2232.74 16.96 0.00 0.00 0.00 0.00 13:34:01 veth0a23d0f 5.46 15.62 0.40 325.34 0.00 0.00 0.00 0.03 13:35:01 docker0 268.74 582.69 34.39 5556.51 0.00 0.00 0.00 0.00 13:35:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 13:35:01 ens3 587.70 271.87 5557.50 39.16 0.00 0.00 0.00 0.00 13:35:01 veth1293386 232.18 501.47 35.61 3368.57 0.00 0.00 0.00 0.28 13:36:01 docker0 13.70 34.43 0.87 484.64 0.00 0.00 0.00 0.00 13:36:01 veth3dda1ac 8.65 25.13 0.61 443.49 0.00 0.00 0.00 0.04 13:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:36:01 ens3 35.43 14.56 485.00 2.27 0.00 0.00 0.00 0.00 13:37:01 docker0 0.13 0.15 0.04 0.04 0.00 0.00 0.00 0.00 13:37:01 lo 2.20 2.20 0.29 0.29 0.00 0.00 0.00 0.00 13:37:01 ens3 37.01 30.50 111.69 18.57 0.00 0.00 0.00 0.00 Average: docker0 72.28 158.79 8.94 1596.79 0.00 0.00 0.00 0.00 Average: lo 1.49 1.49 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 204.59 102.96 2096.00 19.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-7541) 10/30/25 _x86_64_ (8 CPU) 13:32:21 LINUX RESTART (8 CPU) 13:33:02 CPU %user %nice %system %iowait %steal %idle 13:34:01 all 9.94 0.00 1.03 2.14 0.03 86.86 13:34:01 0 2.69 0.00 0.49 0.02 0.02 96.79 13:34:01 1 16.28 0.00 1.70 2.84 0.03 79.15 13:34:01 2 17.78 0.00 1.46 0.49 0.03 80.23 13:34:01 3 29.75 0.00 1.97 0.66 0.05 67.56 13:34:01 4 7.21 0.00 0.56 0.15 0.02 92.06 13:34:01 5 0.85 0.00 0.70 10.80 0.05 87.60 13:34:01 6 2.77 0.00 0.70 1.66 0.03 94.84 13:34:01 7 2.21 0.00 0.66 0.48 0.03 96.62 13:35:01 all 11.09 0.00 2.78 1.58 0.07 84.48 13:35:01 0 7.66 0.00 1.05 0.02 0.05 91.22 13:35:01 1 8.11 0.00 4.05 4.29 0.12 83.43 13:35:01 2 8.48 0.00 2.80 1.29 0.08 87.34 13:35:01 3 12.61 0.00 4.62 0.03 0.08 82.65 13:35:01 4 2.44 0.00 2.34 0.17 0.03 95.02 13:35:01 5 4.40 0.00 0.64 6.86 0.02 88.08 13:35:01 6 36.99 0.00 4.25 0.02 0.08 58.67 13:35:01 7 8.18 0.00 2.45 0.07 0.10 89.20 13:36:01 all 15.04 0.00 4.43 2.64 0.06 77.82 13:36:01 0 15.94 0.00 3.26 0.08 0.08 80.64 13:36:01 1 9.23 0.00 3.21 0.65 0.05 86.86 13:36:01 2 8.09 0.00 6.79 17.75 0.08 67.28 13:36:01 3 24.06 0.00 4.37 0.29 0.07 71.22 13:36:01 4 15.20 0.00 4.33 0.05 0.05 80.37 13:36:01 5 4.56 0.00 2.45 1.66 0.03 91.30 13:36:01 6 26.15 0.00 5.49 0.34 0.07 67.96 13:36:01 7 17.06 0.00 5.61 0.35 0.07 76.91 13:37:01 all 16.04 0.00 1.57 0.30 0.04 82.05 13:37:01 0 10.78 0.00 1.71 0.00 0.05 87.47 13:37:01 1 28.25 0.00 2.10 0.08 0.05 69.52 13:37:01 2 42.98 0.00 2.22 0.13 0.07 54.60 13:37:01 3 7.97 0.00 1.30 1.00 0.05 89.67 13:37:01 4 10.14 0.00 1.38 0.17 0.03 88.29 13:37:01 5 6.67 0.00 1.03 0.23 0.03 92.03 13:37:01 6 15.99 0.00 1.37 0.07 0.05 82.53 13:37:01 7 5.58 0.00 1.45 0.73 0.03 92.20 Average: all 13.04 0.00 2.46 1.66 0.05 82.79 Average: 0 9.28 0.00 1.63 0.03 0.05 89.01 Average: 1 15.48 0.00 2.77 1.96 0.06 79.72 Average: 2 19.39 0.00 3.32 4.91 0.07 72.32 Average: 3 18.55 0.00 3.07 0.50 0.06 77.82 Average: 4 8.73 0.00 2.16 0.13 0.03 88.94 Average: 5 4.14 0.00 1.21 4.86 0.03 89.76 Average: 6 20.52 0.00 2.95 0.52 0.06 75.95 Average: 7 8.27 0.00 2.55 0.41 0.06 88.72