---> uname -a: Linux prd-ubuntu1804-docker-v1-8c-8g-1698 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 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 885 27232 0 4048 30825 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:9e:9c:8c brd ff:ff:ff:ff:ff:ff inet 10.30.107.20/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe9e:9c8c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:88:4e:4e:f8 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-v1-8c-8g-1698) 12/27/25 _x86_64_ (8 CPU) 14:47:28 LINUX RESTART (8 CPU) 14:48:02 tps rtps wtps bread/s bwrtn/s 14:49:01 340.47 39.69 300.78 1072.23 23815.76 14:50:01 298.15 2.58 295.57 62.12 48459.39 14:51:01 125.61 4.67 120.95 407.53 38419.33 14:52:01 174.60 32.38 142.23 2445.73 31759.51 Average: 234.27 19.75 214.52 996.59 35662.85 14:48:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:49:01 29917972 31587080 3021248 9.17 77296 1895612 1985308 5.84 978336 1738576 253760 14:50:01 27568720 30493072 5370500 16.30 144360 2961008 2236636 6.58 2168432 2719816 536300 14:51:01 28255156 31658228 4684064 14.22 149916 3415456 1343060 3.95 1178784 3015032 296668 14:52:01 27903644 31586540 5035576 15.29 152564 3686688 1411364 4.15 1345452 3193216 38216 Average: 28411373 31331230 4527847 13.75 131034 2989691 1744092 5.13 1417751 2666660 281236 14:48:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:49:01 ens3 206.13 136.40 1473.74 39.09 0.00 0.00 0.00 0.00 14:49:01 lo 1.42 1.42 0.17 0.17 0.00 0.00 0.00 0.00 14:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 ens3 503.02 372.60 3876.57 68.81 0.00 0.00 0.00 0.00 14:50:01 lo 1.40 1.40 0.19 0.19 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:51:01 ens3 526.83 331.49 2401.23 94.39 0.00 0.00 0.00 0.00 14:51:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 14:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:52:01 ens3 675.97 397.27 3162.95 107.87 0.00 0.00 0.00 0.00 14:52:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 14:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 479.12 310.17 2733.87 77.70 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-v1-8c-8g-1698) 12/27/25 _x86_64_ (8 CPU) 14:47:28 LINUX RESTART (8 CPU) 14:48:02 CPU %user %nice %system %iowait %steal %idle 14:49:01 all 11.50 0.00 0.96 2.21 0.04 85.30 14:49:01 0 8.58 0.00 0.48 0.26 0.03 90.65 14:49:01 1 3.09 0.00 0.59 1.34 0.08 94.88 14:49:01 2 6.10 0.00 0.34 0.24 0.02 93.31 14:49:01 3 1.09 0.00 0.22 4.62 0.02 94.06 14:49:01 4 3.25 0.00 0.59 5.54 0.02 90.60 14:49:01 5 55.55 0.00 3.72 4.53 0.07 36.14 14:49:01 6 8.79 0.00 1.00 0.24 0.03 89.94 14:49:01 7 5.51 0.00 0.73 0.90 0.02 92.84 14:50:01 all 19.60 0.00 2.84 1.87 0.07 75.62 14:50:01 0 20.74 0.00 4.76 0.74 0.07 73.70 14:50:01 1 36.86 0.00 5.82 1.06 0.08 56.18 14:50:01 2 8.87 0.00 1.69 5.14 0.03 84.26 14:50:01 3 15.92 0.00 0.48 4.29 0.07 79.25 14:50:01 4 19.29 0.00 3.30 0.60 0.08 76.72 14:50:01 5 26.36 0.00 3.23 0.52 0.08 69.81 14:50:01 6 17.13 0.00 1.42 0.17 0.08 81.20 14:50:01 7 11.73 0.00 2.00 2.47 0.05 83.75 14:51:01 all 30.99 0.00 1.24 1.29 0.07 66.40 14:51:01 0 15.09 0.00 0.94 0.05 0.05 83.88 14:51:01 1 49.87 0.00 2.58 4.17 0.10 43.27 14:51:01 2 31.15 0.00 0.98 0.08 0.05 67.73 14:51:01 3 34.85 0.00 0.85 0.37 0.08 63.85 14:51:01 4 33.76 0.00 1.29 0.02 0.05 64.89 14:51:01 5 35.86 0.00 1.47 0.03 0.08 62.55 14:51:01 6 25.64 0.00 0.88 0.07 0.08 73.33 14:51:01 7 21.76 0.00 0.97 5.56 0.07 71.65 14:52:01 all 21.96 0.00 1.11 1.65 0.05 75.22 14:52:01 0 28.53 0.00 1.31 0.12 0.07 69.98 14:52:01 1 18.59 0.00 1.17 0.77 0.05 79.42 14:52:01 2 25.94 0.00 1.09 0.13 0.05 72.79 14:52:01 3 20.13 0.00 0.87 4.58 0.07 74.35 14:52:01 4 21.10 0.00 0.63 0.37 0.05 77.85 14:52:01 5 36.73 0.00 2.49 4.19 0.07 56.52 14:52:01 6 13.97 0.00 0.64 0.00 0.03 85.36 14:52:01 7 10.70 0.00 0.62 3.07 0.07 85.54 Average: all 21.05 0.00 1.54 1.76 0.06 75.60 Average: 0 18.27 0.00 1.87 0.29 0.05 79.51 Average: 1 27.18 0.00 2.54 1.84 0.08 68.36 Average: 2 18.07 0.00 1.03 1.40 0.04 79.47 Average: 3 18.07 0.00 0.61 3.46 0.06 77.81 Average: 4 19.42 0.00 1.46 1.62 0.05 77.46 Average: 5 38.57 0.00 2.72 2.31 0.08 56.32 Average: 6 16.41 0.00 0.99 0.12 0.06 82.42 Average: 7 12.45 0.00 1.08 3.01 0.05 83.41