---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-20683 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 11G 145G 7% / 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 853 28766 0 2546 30884 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:16:15:4b brd ff:ff:ff:ff:ff:ff inet 10.30.107.36/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86210sec preferred_lft 86210sec inet6 fe80::f816:3eff:fe16:154b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8f:d6:df:2b 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-20683) 12/13/25 _x86_64_ (8 CPU) 22:15:22 LINUX RESTART (8 CPU) 22:16:01 tps rtps wtps bread/s bwrtn/s 22:17:01 154.50 17.69 136.80 308.30 73354.62 22:18:01 159.91 39.41 120.50 2884.59 71577.27 Average: 157.20 28.55 128.65 1596.33 72466.02 22:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:17:01 29572968 31305948 3366252 10.22 79112 1956808 1994700 5.87 1258396 1798180 196096 22:18:01 29473516 31645512 3465704 10.52 84512 2382852 1391640 4.09 1062960 2079220 39284 Average: 29523242 31475730 3415978 10.37 81812 2169830 1693170 4.98 1160678 1938700 117690 22:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:17:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 22:17:01 ens3 168.03 122.19 2282.77 23.58 0.00 0.00 0.00 0.00 22:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:18:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 22:18:01 ens3 936.13 572.74 4112.14 148.29 0.00 0.00 0.00 0.00 22:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 552.05 347.45 3197.38 85.93 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-8c-8g-20683) 12/13/25 _x86_64_ (8 CPU) 22:15:22 LINUX RESTART (8 CPU) 22:16:01 CPU %user %nice %system %iowait %steal %idle 22:17:01 all 12.20 0.00 0.82 2.31 0.04 84.63 22:17:01 0 13.62 0.00 1.17 6.95 0.07 78.19 22:17:01 1 13.90 0.00 0.89 5.83 0.05 79.34 22:17:01 2 4.93 0.00 0.37 0.02 0.02 94.66 22:17:01 3 8.97 0.00 0.35 0.53 0.03 90.12 22:17:01 4 13.09 0.00 1.05 3.07 0.03 82.75 22:17:01 5 11.82 0.00 0.70 0.73 0.02 86.73 22:17:01 6 3.56 0.00 0.42 0.02 0.02 95.99 22:17:01 7 27.77 0.00 1.58 1.37 0.05 69.23 22:18:01 all 25.00 0.00 1.24 1.76 0.06 71.95 22:18:01 0 15.82 0.00 1.01 7.27 0.07 75.83 22:18:01 1 25.53 0.00 1.08 2.30 0.05 71.04 22:18:01 2 33.04 0.00 2.01 1.22 0.07 63.67 22:18:01 3 27.01 0.00 1.37 0.37 0.07 71.18 22:18:01 4 29.59 0.00 1.66 0.87 0.05 67.83 22:18:01 5 28.24 0.00 0.73 0.07 0.07 70.90 22:18:01 6 22.18 0.00 1.39 1.98 0.07 74.38 22:18:01 7 18.55 0.00 0.60 0.02 0.05 80.78 Average: all 18.60 0.00 1.03 2.04 0.05 78.29 Average: 0 14.72 0.00 1.09 7.11 0.07 77.01 Average: 1 19.72 0.00 0.98 4.07 0.05 75.18 Average: 2 18.96 0.00 1.19 0.62 0.04 79.19 Average: 3 17.98 0.00 0.86 0.45 0.05 80.66 Average: 4 21.33 0.00 1.35 1.97 0.04 75.30 Average: 5 20.02 0.00 0.72 0.40 0.04 78.82 Average: 6 12.85 0.00 0.90 1.00 0.04 85.21 Average: 7 23.17 0.00 1.09 0.69 0.05 75.00