---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-40013 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: 2799.996 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 708K 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 874 26585 0 4706 30836 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:01:7d:3a brd ff:ff:ff:ff:ff:ff inet 10.30.106.136/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe01:7d3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9f:05:07:c4 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-40013) 08/22/25 _x86_64_ (8 CPU) 12:22:42 LINUX RESTART (8 CPU) 12:23:01 tps rtps wtps bread/s bwrtn/s 12:24:02 437.80 72.71 365.09 5176.81 105105.10 12:25:01 202.80 21.50 181.29 785.77 77359.36 12:26:01 132.86 6.42 126.45 818.93 107672.59 12:27:01 33.91 0.57 33.34 46.93 2932.58 Average: 201.85 25.32 176.53 1711.11 73251.62 12:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:02 30128956 31686464 2810264 8.53 68088 1801360 1405740 4.14 864696 1655916 183908 12:25:01 27395824 29953184 5543396 16.83 91792 2747428 3541348 10.42 2686984 2495172 691860 12:26:01 24703300 29394300 8235920 25.00 107228 4787096 6949548 20.45 3299268 4457436 472 12:27:01 27291940 31640476 5647280 17.14 109364 4458232 1435304 4.22 1107456 4102996 5884 Average: 27380005 30668606 5559215 16.88 94118 3448529 3332985 9.81 1989601 3177880 220531 12:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:24:02 ens3 387.04 266.74 1761.15 77.23 0.00 0.00 0.00 0.00 12:24:02 lo 2.07 2.07 0.23 0.23 0.00 0.00 0.00 0.00 12:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 ens3 860.26 549.04 9990.91 119.68 0.00 0.00 0.00 0.00 12:25:01 lo 3.64 3.64 0.53 0.53 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 12:26:01 ens3 250.96 181.19 1933.68 51.85 0.00 0.00 0.00 0.00 12:26:01 veth2a726f2 32.34 27.23 3.08 5.02 0.00 0.00 0.00 0.00 12:26:01 lo 16.38 16.38 1.53 1.53 0.00 0.00 0.00 0.00 12:26:01 veth40151a6 0.17 0.40 0.01 0.03 0.00 0.00 0.00 0.00 12:27:01 ens3 366.31 314.73 115.25 102.13 0.00 0.00 0.00 0.00 12:27:01 lo 18.33 18.33 1.58 1.58 0.00 0.00 0.00 0.00 12:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 464.49 327.00 3422.82 87.59 0.00 0.00 0.00 0.00 Average: lo 10.13 10.13 0.97 0.97 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-40013) 08/22/25 _x86_64_ (8 CPU) 12:22:42 LINUX RESTART (8 CPU) 12:23:01 CPU %user %nice %system %iowait %steal %idle 12:24:02 all 10.34 0.00 1.60 2.72 0.04 85.31 12:24:02 0 5.49 0.00 1.05 4.52 0.03 88.90 12:24:02 1 15.06 0.00 1.19 1.05 0.03 82.67 12:24:02 2 29.52 0.00 1.99 1.95 0.05 66.49 12:24:02 3 3.34 0.00 4.44 9.54 0.07 82.61 12:24:02 4 12.47 0.00 2.14 3.88 0.03 81.48 12:24:02 5 10.21 0.00 0.75 0.15 0.03 88.86 12:24:02 6 2.90 0.00 0.67 0.27 0.02 96.15 12:24:02 7 3.64 0.00 0.57 0.38 0.02 95.39 12:25:01 all 24.39 0.00 1.85 1.36 0.07 72.33 12:25:01 0 28.06 0.00 2.53 0.46 0.07 68.89 12:25:01 1 42.09 0.00 2.66 1.43 0.09 53.73 12:25:01 2 18.83 0.00 1.71 0.19 0.05 79.22 12:25:01 3 25.44 0.00 1.40 1.62 0.09 71.46 12:25:01 4 27.51 0.00 1.50 0.48 0.07 70.45 12:25:01 5 20.76 0.00 1.55 0.14 0.05 77.50 12:25:01 6 18.10 0.00 1.94 0.14 0.09 79.73 12:25:01 7 14.69 0.00 1.55 6.43 0.05 77.28 12:26:01 all 9.20 0.00 3.03 1.33 0.06 86.39 12:26:01 0 9.91 0.00 3.45 0.08 0.05 86.51 12:26:01 1 10.19 0.00 2.52 0.08 0.05 87.15 12:26:01 2 9.76 0.00 2.82 0.10 0.05 87.27 12:26:01 3 10.43 0.00 3.86 0.08 0.05 85.57 12:26:01 4 7.71 0.00 2.97 9.22 0.07 80.03 12:26:01 5 7.79 0.00 2.73 0.72 0.07 88.69 12:26:01 6 7.38 0.00 2.91 0.30 0.05 89.36 12:26:01 7 10.36 0.00 3.00 0.10 0.05 86.49 12:27:01 all 6.78 0.00 0.99 0.13 0.04 92.07 12:27:01 0 18.10 0.00 1.30 0.08 0.03 80.49 12:27:01 1 2.09 0.00 1.24 0.70 0.05 95.92 12:27:01 2 14.32 0.00 1.53 0.15 0.05 83.94 12:27:01 3 2.91 0.00 0.68 0.00 0.03 96.37 12:27:01 4 2.82 0.00 0.80 0.02 0.03 96.33 12:27:01 5 2.87 0.00 0.58 0.00 0.02 96.53 12:27:01 6 4.99 0.00 0.95 0.03 0.05 93.97 12:27:01 7 6.07 0.00 0.84 0.02 0.03 93.04 Average: all 12.62 0.00 1.87 1.38 0.05 84.08 Average: 0 15.35 0.00 2.08 1.29 0.05 81.24 Average: 1 17.13 0.00 1.89 0.81 0.05 80.11 Average: 2 18.12 0.00 2.01 0.60 0.05 79.22 Average: 3 10.47 0.00 2.59 2.81 0.06 84.07 Average: 4 12.58 0.00 1.85 3.39 0.05 82.13 Average: 5 10.36 0.00 1.40 0.25 0.04 87.95 Average: 6 8.30 0.00 1.61 0.19 0.05 89.85 Average: 7 8.66 0.00 1.49 1.71 0.04 88.10