---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-16481 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 15G 141G 10% / 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 899 24382 0 6885 30812 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:e9:f7:3b brd ff:ff:ff:ff:ff:ff inet 10.30.107.187/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fee9:f73b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ac:c1:6a:4b 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:acff:fec1:6a4b/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-16481) 11/30/25 _x86_64_ (8 CPU) 06:03:30 LINUX RESTART (8 CPU) 06:04:00 tps rtps wtps bread/s bwrtn/s 06:05:01 388.97 42.07 346.90 2955.67 50968.13 06:06:01 705.81 4.08 701.73 465.58 229939.75 06:07:01 178.37 0.22 178.15 33.99 59484.75 06:08:01 143.56 1.07 142.49 68.92 25943.41 Average: 354.34 11.98 342.35 889.55 91422.93 06:04:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 29369836 31632992 3569384 10.84 79012 2479484 1731724 5.10 936196 2303124 762688 06:06:01 23808952 30093960 9130268 27.72 147724 6256772 7531716 22.16 2713680 5798652 1308 06:07:01 22744204 29587912 10195016 30.95 177084 6725484 8625236 25.38 3344396 6153032 115356 06:08:01 24965292 31537088 7973928 24.21 192168 6438724 1584016 4.66 1439772 5919556 11328 Average: 25222071 30712988 7717149 23.43 148997 5475116 4868173 14.32 2108511 5043591 222670 06:04:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 ens3 440.25 305.38 8120.07 54.83 0.00 0.00 0.00 0.00 06:05:01 lo 10.10 10.10 0.96 0.96 0.00 0.00 0.00 0.00 06:06:01 vethebd0cea 10.35 18.56 0.89 327.97 0.00 0.00 0.00 0.03 06:06:01 veth4c73d72 91.79 91.45 15.60 18.61 0.00 0.00 0.00 0.00 06:06:01 br-9eaf762fadf2 10.50 18.34 0.75 327.96 0.00 0.00 0.00 0.00 06:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 vethebd0cea 0.25 0.32 0.01 0.02 0.00 0.00 0.00 0.00 06:07:01 veth4c73d72 0.13 0.23 0.44 0.02 0.00 0.00 0.00 0.00 06:07:01 br-9eaf762fadf2 0.38 0.38 0.03 0.02 0.00 0.00 0.00 0.00 06:07:01 docker0 34.51 54.31 3.47 1384.68 0.00 0.00 0.00 0.00 06:08:01 docker0 0.13 0.12 0.01 0.01 0.00 0.00 0.00 0.00 06:08:01 ens3 1775.62 1114.56 36658.83 160.32 0.00 0.00 0.00 0.00 06:08:01 lo 25.63 25.63 2.32 2.32 0.00 0.00 0.00 0.00 Average: docker0 8.63 13.55 0.87 344.73 0.00 0.00 0.00 0.00 Average: ens3 353.75 219.54 8952.91 28.29 0.00 0.00 0.00 0.00 Average: lo 5.42 5.42 0.49 0.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-16481) 11/30/25 _x86_64_ (8 CPU) 06:03:30 LINUX RESTART (8 CPU) 06:04:00 CPU %user %nice %system %iowait %steal %idle 06:05:01 all 11.04 0.00 1.25 1.83 0.04 85.83 06:05:01 0 8.09 0.00 0.92 0.28 0.05 90.66 06:05:01 1 20.41 0.00 2.94 6.14 0.05 70.46 06:05:01 2 34.26 0.00 2.11 0.97 0.08 62.58 06:05:01 3 12.59 0.00 1.33 0.25 0.03 85.79 06:05:01 4 4.29 0.00 0.87 0.10 0.03 94.71 06:05:01 5 2.06 0.00 0.41 4.13 0.03 93.37 06:05:01 6 3.41 0.00 0.79 2.55 0.05 93.20 06:05:01 7 3.10 0.00 0.61 0.30 0.02 95.98 06:06:01 all 31.36 0.00 8.58 4.95 0.11 55.00 06:06:01 0 29.84 0.00 9.82 12.27 0.10 47.97 06:06:01 1 35.91 0.00 9.33 5.88 0.10 48.78 06:06:01 2 32.49 0.00 7.59 4.41 0.10 55.41 06:06:01 3 27.87 0.00 9.35 4.90 0.14 57.75 06:06:01 4 31.14 0.00 8.06 1.76 0.08 58.96 06:06:01 5 24.12 0.00 7.36 2.88 0.10 65.54 06:06:01 6 35.27 0.00 8.90 5.77 0.10 49.96 06:06:01 7 34.22 0.00 8.27 1.73 0.12 55.66 06:07:01 all 14.60 0.00 1.88 1.06 0.08 82.39 06:07:01 0 16.72 0.00 2.32 0.22 0.08 80.66 06:07:01 1 21.48 0.00 2.58 0.27 0.08 75.59 06:07:01 2 17.66 0.00 2.28 1.74 0.08 78.24 06:07:01 3 14.44 0.00 2.03 1.62 0.07 81.84 06:07:01 4 11.19 0.00 1.43 0.03 0.08 87.26 06:07:01 5 11.90 0.00 1.26 3.61 0.08 83.15 06:07:01 6 9.94 0.00 1.34 0.12 0.07 88.54 06:07:01 7 13.47 0.00 1.79 0.89 0.08 83.77 06:08:01 all 5.06 0.00 1.84 0.60 0.05 92.45 06:08:01 0 4.93 0.00 2.51 0.12 0.05 92.40 06:08:01 1 4.93 0.00 2.20 0.72 0.05 92.10 06:08:01 2 3.55 0.00 1.77 2.56 0.05 92.07 06:08:01 3 6.34 0.00 1.91 0.08 0.05 91.62 06:08:01 4 4.08 0.00 1.45 0.03 0.03 94.40 06:08:01 5 3.15 0.00 1.56 1.07 0.05 94.17 06:08:01 6 9.18 0.00 2.03 0.18 0.05 88.56 06:08:01 7 4.29 0.00 1.31 0.05 0.03 94.32 Average: all 15.46 0.00 3.37 2.10 0.07 79.00 Average: 0 14.80 0.00 3.86 3.18 0.07 78.09 Average: 1 20.66 0.00 4.25 3.26 0.07 71.76 Average: 2 22.04 0.00 3.43 2.41 0.08 72.04 Average: 3 15.27 0.00 3.63 1.70 0.07 79.33 Average: 4 12.59 0.00 2.93 0.48 0.06 83.95 Average: 5 10.24 0.00 2.63 2.93 0.07 84.13 Average: 6 14.36 0.00 3.24 2.15 0.07 80.18 Average: 7 13.69 0.00 2.98 0.74 0.06 82.53