---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-12911 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 857 27215 0 4093 30854 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:a6:5e:51 brd ff:ff:ff:ff:ff:ff inet 10.30.106.152/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85938sec preferred_lft 85938sec inet6 fe80::f816:3eff:fea6:5e51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:32:62:12:89 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::42:32ff:fe62:1289/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-12911) 11/15/25 _x86_64_ (8 CPU) 12:01:22 LINUX RESTART (8 CPU) 12:02:01 tps rtps wtps bread/s bwrtn/s 12:03:01 124.71 17.45 107.27 341.01 44962.91 12:04:01 165.44 8.87 156.57 556.84 54456.12 12:05:01 115.34 4.07 111.28 455.05 80160.61 12:06:01 71.04 0.25 70.79 4.13 36707.35 12:07:01 108.73 0.00 108.73 0.00 7466.49 12:08:01 121.96 0.23 121.73 1.87 10576.37 Average: 117.87 5.14 112.73 226.49 39056.12 12:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:03:01 30038924 31729548 2900296 8.80 78368 1915504 1376000 4.05 829612 1763404 200560 12:04:01 28305816 30325752 4633404 14.07 89200 2222336 3020252 8.89 2283124 2014220 2596 12:05:01 28001512 30684608 4937708 14.99 96056 2866024 2253368 6.63 2185804 2387700 680 12:06:01 26648952 30026332 6290268 19.10 137312 3454392 2997836 8.82 3061244 2761288 166104 12:07:01 26954576 30436324 5984644 18.17 149260 3544836 2646024 7.79 2682052 2844428 69652 12:08:01 26265800 29996132 6673420 20.26 178596 3710532 3029780 8.91 3139112 3009728 12696 Average: 27702597 30533116 5236623 15.90 121465 2952271 2553877 7.51 2363491 2463461 75381 12:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:03:01 ens3 95.42 67.27 1294.12 16.60 0.00 0.00 0.00 0.00 12:03:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 12:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:01 ens3 716.18 497.57 4587.62 114.66 0.00 0.00 0.00 0.00 12:04:01 lo 1.67 1.67 0.10 0.10 0.00 0.00 0.00 0.00 12:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 ens3 443.74 401.17 1536.40 1489.16 0.00 0.00 0.00 0.00 12:05:01 lo 9.65 9.65 2.37 2.37 0.00 0.00 0.00 0.00 12:05:01 docker0 3.15 5.56 0.19 77.50 0.00 0.00 0.00 0.00 12:06:01 ens3 542.26 460.44 1728.04 1928.64 0.00 0.00 0.00 0.00 12:06:01 vethc114264 154.26 227.80 30.53 758.41 0.00 0.00 0.00 0.06 12:06:01 lo 3.20 3.20 0.32 0.32 0.00 0.00 0.00 0.00 12:06:01 docker0 154.26 227.65 28.42 758.39 0.00 0.00 0.00 0.00 12:07:01 ens3 207.32 135.18 430.90 23.50 0.00 0.00 0.00 0.00 12:07:01 veth0d7c40f 47.24 99.90 8.85 388.49 0.00 0.00 0.00 0.03 12:07:01 lo 0.20 0.20 0.03 0.03 0.00 0.00 0.00 0.00 12:07:01 docker0 109.18 162.81 13.49 419.38 0.00 0.00 0.00 0.00 12:08:01 ens3 214.88 167.17 407.10 31.53 0.00 0.00 0.00 0.00 12:08:01 veth0d7c40f 148.18 178.80 26.23 399.08 0.00 0.00 0.00 0.03 12:08:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:08:01 docker0 148.18 178.75 24.21 399.08 0.00 0.00 0.00 0.00 Average: ens3 369.97 288.14 1664.03 600.71 0.00 0.00 0.00 0.00 Average: veth0d7c40f 32.57 46.45 5.85 131.26 0.00 0.00 0.00 0.01 Average: lo 2.71 2.71 0.50 0.50 0.00 0.00 0.00 0.00 Average: docker0 69.13 95.79 11.05 275.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-12911) 11/15/25 _x86_64_ (8 CPU) 12:01:22 LINUX RESTART (8 CPU) 12:02:01 CPU %user %nice %system %iowait %steal %idle 12:03:01 all 8.77 0.00 0.64 4.04 0.03 86.52 12:03:01 0 14.25 0.00 1.29 16.43 0.05 67.99 12:03:01 1 12.35 0.00 0.92 0.87 0.05 85.82 12:03:01 2 18.36 0.00 0.97 4.79 0.05 75.83 12:03:01 3 3.19 0.00 0.33 0.28 0.02 96.18 12:03:01 4 1.50 0.00 0.22 0.65 0.02 97.62 12:03:01 5 2.50 0.00 0.37 4.17 0.02 92.95 12:03:01 6 8.23 0.00 0.65 1.40 0.02 89.70 12:03:01 7 9.84 0.00 0.40 3.69 0.03 86.04 12:04:01 all 18.05 0.00 1.49 0.65 0.05 79.75 12:04:01 0 8.59 0.00 0.40 3.34 0.03 87.63 12:04:01 1 22.60 0.00 1.89 1.20 0.07 74.25 12:04:01 2 18.07 0.00 2.18 0.40 0.05 79.31 12:04:01 3 26.99 0.00 3.10 0.02 0.07 69.82 12:04:01 4 17.09 0.00 0.70 0.02 0.03 82.16 12:04:01 5 15.53 0.00 0.65 0.00 0.03 83.79 12:04:01 6 17.20 0.00 1.19 0.15 0.07 81.40 12:04:01 7 18.38 0.00 1.79 0.12 0.03 79.68 12:05:01 all 14.05 0.00 1.64 1.30 0.05 82.96 12:05:01 0 30.49 0.00 2.63 1.69 0.07 65.13 12:05:01 1 11.43 0.00 1.17 0.05 0.05 87.30 12:05:01 2 12.39 0.00 1.59 0.15 0.03 85.84 12:05:01 3 13.52 0.00 1.53 4.16 0.05 80.74 12:05:01 4 14.78 0.00 1.49 3.73 0.07 79.93 12:05:01 5 12.37 0.00 1.46 0.45 0.05 85.67 12:05:01 6 8.53 0.00 2.09 0.07 0.05 89.26 12:05:01 7 8.85 0.00 1.19 0.10 0.03 89.83 12:06:01 all 10.39 0.00 1.46 0.84 0.05 87.25 12:06:01 0 7.18 0.00 0.86 0.08 0.05 91.83 12:06:01 1 6.42 0.00 1.13 0.00 0.03 92.41 12:06:01 2 13.73 0.00 2.86 0.71 0.07 82.64 12:06:01 3 36.42 0.00 1.74 0.02 0.08 61.73 12:06:01 4 3.03 0.00 1.77 2.39 0.05 92.75 12:06:01 5 5.45 0.00 1.84 3.48 0.05 89.18 12:06:01 6 7.78 0.00 0.99 0.08 0.05 91.10 12:06:01 7 3.25 0.00 0.50 0.00 0.03 96.21 12:07:01 all 1.84 0.00 0.55 0.34 0.03 97.24 12:07:01 0 1.19 0.00 0.37 0.79 0.02 97.64 12:07:01 1 0.42 0.00 0.32 0.02 0.03 99.22 12:07:01 2 5.47 0.00 1.41 1.37 0.03 91.72 12:07:01 3 2.36 0.00 0.80 0.28 0.05 96.51 12:07:01 4 0.83 0.00 0.43 0.02 0.02 98.70 12:07:01 5 0.15 0.00 0.27 0.23 0.00 99.35 12:07:01 6 3.44 0.00 0.67 0.00 0.03 95.85 12:07:01 7 0.87 0.00 0.13 0.00 0.02 98.98 12:08:01 all 5.70 0.00 0.75 0.36 0.04 93.15 12:08:01 0 1.77 0.00 0.08 0.00 0.03 98.11 12:08:01 1 28.46 0.00 1.95 0.17 0.07 69.35 12:08:01 2 3.47 0.00 1.28 2.14 0.03 93.08 12:08:01 3 0.42 0.00 1.20 0.02 0.03 98.33 12:08:01 4 1.90 0.00 0.33 0.03 0.02 97.71 12:08:01 5 1.55 0.00 0.18 0.13 0.05 98.08 12:08:01 6 5.99 0.00 0.53 0.07 0.03 93.37 12:08:01 7 2.02 0.00 0.45 0.33 0.03 97.16 Average: all 9.80 0.00 1.09 1.26 0.04 87.82 Average: 0 10.58 0.00 0.94 3.73 0.04 84.72 Average: 1 13.61 0.00 1.23 0.38 0.05 84.73 Average: 2 11.92 0.00 1.71 1.59 0.04 84.73 Average: 3 13.80 0.00 1.45 0.79 0.05 83.90 Average: 4 6.51 0.00 0.82 1.14 0.03 91.49 Average: 5 6.26 0.00 0.79 1.41 0.03 91.51 Average: 6 8.53 0.00 1.02 0.30 0.04 90.11 Average: 7 7.20 0.00 0.74 0.71 0.03 91.32