---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-20535 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 13G 143G 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 857 26598 0 4711 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:39:82:5b brd ff:ff:ff:ff:ff:ff inet 10.30.106.249/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe39:825b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b5:40:b3:01 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-20535) 12/13/25 _x86_64_ (8 CPU) 12:22:24 LINUX RESTART (8 CPU) 12:23:01 tps rtps wtps bread/s bwrtn/s 12:24:01 298.83 35.64 263.19 1008.77 81933.14 12:25:01 227.44 14.23 213.21 1339.29 132169.94 12:26:01 23.33 0.10 23.23 2.53 11892.55 Average: 183.20 16.66 166.55 783.56 75335.04 12:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:01 29847052 31528700 3092168 9.39 78284 1906372 2003920 5.90 1044428 1745796 217004 12:25:01 25541224 29891836 7397996 22.46 104832 4468940 5036116 14.82 2758124 4198400 844 12:26:01 24658704 29354876 8280516 25.14 107276 4791032 7207476 21.21 3342624 4460668 1012 Average: 26682327 30258471 6256893 19.00 96797 3722115 4749171 13.97 2381725 3468288 72953 12:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 ens3 119.23 86.09 1369.00 34.47 0.00 0.00 0.00 0.00 12:24:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 12:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 br-83cc6d07903d 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 veth6967f6a 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:25:01 veth26756d8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 br-83cc6d07903d 8.57 16.90 1.16 1.40 0.00 0.00 0.00 0.00 12:26:01 vethcab7421 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 12:26:01 veth81a7989 53.91 45.39 5.15 8.25 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 Average: br-83cc6d07903d 2.85 5.65 0.39 0.47 0.00 0.00 0.00 0.00 Average: vethcab7421 0.05 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth81a7989 17.97 15.13 1.72 2.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-20535) 12/13/25 _x86_64_ (8 CPU) 12:22:24 LINUX RESTART (8 CPU) 12:23:01 CPU %user %nice %system %iowait %steal %idle 12:24:01 all 11.62 0.00 0.92 2.44 0.04 84.98 12:24:01 0 5.57 0.00 0.38 0.02 0.02 94.01 12:24:01 1 3.33 0.00 0.52 9.73 0.05 86.37 12:24:01 2 3.97 0.00 0.47 0.38 0.02 95.17 12:24:01 3 4.38 0.00 0.22 0.07 0.03 95.30 12:24:01 4 36.57 0.00 2.22 1.20 0.07 59.95 12:24:01 5 13.74 0.00 1.05 0.25 0.03 84.93 12:24:01 6 4.13 0.00 1.00 7.12 0.08 87.67 12:24:01 7 21.23 0.00 1.47 0.80 0.05 76.45 12:25:01 all 25.13 0.00 4.07 2.61 0.07 68.13 12:25:01 0 27.69 0.00 3.49 0.35 0.07 68.40 12:25:01 1 18.90 0.00 3.37 4.39 0.07 73.27 12:25:01 2 32.44 0.00 3.68 0.37 0.07 63.44 12:25:01 3 26.61 0.00 4.74 0.45 0.08 68.11 12:25:01 4 23.92 0.00 4.52 1.01 0.08 70.47 12:25:01 5 17.28 0.00 5.18 12.49 0.08 64.97 12:25:01 6 24.87 0.00 2.93 0.62 0.08 71.50 12:25:01 7 29.27 0.00 4.61 1.21 0.08 64.82 12:26:01 all 5.08 0.00 1.27 0.29 0.06 93.31 12:26:01 0 6.10 0.00 1.69 1.91 0.07 90.23 12:26:01 1 4.55 0.00 1.66 0.02 0.05 93.72 12:26:01 2 4.47 0.00 0.90 0.05 0.05 94.53 12:26:01 3 3.88 0.00 1.22 0.03 0.05 94.81 12:26:01 4 5.13 0.00 1.25 0.03 0.05 93.53 12:26:01 5 4.74 0.00 0.87 0.02 0.05 94.32 12:26:01 6 5.90 0.00 1.42 0.02 0.07 92.60 12:26:01 7 5.84 0.00 1.17 0.18 0.05 92.76 Average: all 13.91 0.00 2.08 1.78 0.06 82.18 Average: 0 13.10 0.00 1.85 0.76 0.05 84.24 Average: 1 8.90 0.00 1.85 4.70 0.06 84.50 Average: 2 13.58 0.00 1.68 0.27 0.04 84.43 Average: 3 11.60 0.00 2.05 0.18 0.06 86.11 Average: 4 21.88 0.00 2.66 0.75 0.07 74.65 Average: 5 11.90 0.00 2.36 4.22 0.06 81.47 Average: 6 11.60 0.00 1.78 2.59 0.08 83.95 Average: 7 18.73 0.00 2.40 0.73 0.06 78.07