---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-68 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 708K 3.2G 1% /run /dev/vda1 155G 17G 139G 11% / 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 925 22198 0 9043 30787 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:9f:e6:bf brd ff:ff:ff:ff:ff:ff inet 10.30.106.252/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85950sec preferred_lft 85950sec inet6 fe80::f816:3eff:fe9f:e6bf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:15:7b:6e:42 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-68) 09/25/25 _x86_64_ (8 CPU) 08:57:30 LINUX RESTART (8 CPU) 08:58:01 tps rtps wtps bread/s bwrtn/s 08:59:01 326.11 24.86 301.25 793.20 70306.68 09:00:01 228.39 46.10 182.29 3569.48 83561.35 09:01:01 206.47 13.05 193.42 2366.41 6480.65 09:02:01 118.37 14.03 104.33 1043.87 39440.40 09:03:01 712.43 3.92 708.52 453.92 224052.66 09:04:01 232.88 0.65 232.23 64.79 13941.54 Average: 304.11 17.10 287.01 1382.01 72965.11 08:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:59:01 29968076 31632232 2971144 9.02 76228 1893392 1437620 4.23 940284 1733148 234096 09:00:01 27647072 29846072 5292148 16.07 93412 2394476 3112820 9.16 2810840 2146600 19308 09:01:01 26948212 29722492 5991008 18.19 96104 2958868 3130856 9.21 3061084 2575944 424496 09:02:01 26958224 31602220 5980996 18.16 124072 4729376 1606008 4.73 1412064 4126404 1099084 09:03:01 20177536 29205904 12761684 38.74 212292 8706088 12277520 36.12 4050724 7913532 61596 09:04:01 21374872 30670368 11564348 35.11 224400 8986224 3201892 9.42 2929096 7894524 100 Average: 25512332 30446548 7426888 22.55 137751 4944737 4127786 12.14 2534015 4398359 306447 08:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 ens3 201.75 135.19 1463.21 35.92 0.00 0.00 0.00 0.00 08:59:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 ens3 750.38 560.38 6181.06 142.44 0.00 0.00 0.00 0.00 09:00:01 lo 2.00 2.00 0.19 0.19 0.00 0.00 0.00 0.00 09:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 ens3 384.65 294.73 2305.85 71.19 0.00 0.00 0.00 0.00 09:01:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 09:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 ens3 605.43 380.48 14844.43 39.93 0.00 0.00 0.00 0.00 09:02:01 lo 11.93 11.93 1.65 1.65 0.00 0.00 0.00 0.00 09:03:01 vethb918b5b 1.92 2.02 0.42 0.20 0.00 0.00 0.00 0.00 09:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 veth9cc1896 0.00 0.35 0.00 0.02 0.00 0.00 0.00 0.00 09:03:01 veth3718d26 1.27 1.80 0.15 0.18 0.00 0.00 0.00 0.00 09:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 ens3 3499.80 2244.63 51064.89 402.59 0.00 0.00 0.00 0.00 09:04:01 vethd1142fe 223.40 226.71 364.51 24.50 0.00 0.00 0.00 0.03 09:04:01 lo 28.65 28.65 4.00 4.00 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: ens3 541.82 343.72 8403.22 59.01 0.00 0.00 0.00 0.00 Average: vethd1142fe 37.23 37.79 60.75 4.08 0.00 0.00 0.00 0.00 Average: lo 4.12 4.12 0.61 0.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-68) 09/25/25 _x86_64_ (8 CPU) 08:57:30 LINUX RESTART (8 CPU) 08:58:01 CPU %user %nice %system %iowait %steal %idle 08:59:01 all 10.29 0.00 0.85 2.25 0.04 86.57 08:59:01 0 3.06 0.00 1.20 3.21 0.02 92.52 08:59:01 1 31.58 0.00 1.85 11.11 0.10 55.36 08:59:01 2 3.30 0.00 0.28 0.20 0.02 96.20 08:59:01 3 1.57 0.00 0.15 0.00 0.03 98.25 08:59:01 4 2.89 0.00 0.17 0.02 0.02 96.91 08:59:01 5 8.56 0.00 0.77 0.10 0.03 90.53 08:59:01 6 22.92 0.00 1.37 2.99 0.07 72.65 08:59:01 7 8.45 0.00 0.98 0.40 0.03 90.14 09:00:01 all 30.33 0.00 1.40 1.25 0.11 66.90 09:00:01 0 18.55 0.00 1.04 0.87 0.08 79.46 09:00:01 1 22.21 0.00 0.94 5.80 0.12 70.94 09:00:01 2 38.91 0.00 1.91 0.03 0.13 59.02 09:00:01 3 24.90 0.00 1.57 0.25 0.10 73.18 09:00:01 4 39.44 0.00 1.08 0.78 0.12 58.57 09:00:01 5 34.35 0.00 1.37 0.33 0.12 63.83 09:00:01 6 31.92 0.00 2.19 1.57 0.12 64.20 09:00:01 7 32.35 0.00 1.15 0.35 0.12 66.03 09:01:01 all 16.22 0.00 0.77 0.54 0.05 82.42 09:01:01 0 25.16 0.00 0.47 0.28 0.07 74.02 09:01:01 1 11.82 0.00 0.48 0.58 0.03 87.08 09:01:01 2 11.68 0.00 0.68 0.08 0.03 87.52 09:01:01 3 10.54 0.00 0.45 0.20 0.05 88.76 09:01:01 4 34.74 0.00 1.67 1.30 0.10 62.19 09:01:01 5 8.54 0.00 0.82 0.00 0.03 90.61 09:01:01 6 23.75 0.00 0.53 0.03 0.05 75.63 09:01:01 7 3.43 0.00 1.07 1.82 0.02 93.65 09:02:01 all 12.47 0.00 2.49 1.81 0.05 83.18 09:02:01 0 11.16 0.00 2.04 1.39 0.05 85.37 09:02:01 1 15.97 0.00 3.46 0.12 0.05 80.40 09:02:01 2 11.52 0.00 1.74 0.38 0.05 86.30 09:02:01 3 8.42 0.00 2.27 7.19 0.05 82.07 09:02:01 4 5.30 0.00 2.95 1.68 0.05 90.02 09:02:01 5 11.93 0.00 2.25 1.44 0.05 84.33 09:02:01 6 27.93 0.00 2.99 2.00 0.08 67.00 09:02:01 7 7.49 0.00 2.24 0.23 0.05 89.98 09:03:01 all 39.71 0.00 9.83 6.13 0.16 44.17 09:03:01 0 40.57 0.00 9.43 3.66 0.15 46.19 09:03:01 1 38.31 0.00 10.37 3.34 0.15 47.83 09:03:01 2 39.60 0.00 9.97 6.90 0.15 43.38 09:03:01 3 41.15 0.00 11.24 18.60 0.19 28.82 09:03:01 4 36.86 0.00 10.20 8.34 0.17 44.44 09:03:01 5 40.97 0.00 8.75 1.74 0.15 48.38 09:03:01 6 41.10 0.00 8.76 2.65 0.15 47.34 09:03:01 7 39.11 0.00 10.00 3.95 0.15 46.79 09:04:01 all 46.13 0.00 5.41 0.77 0.16 47.53 09:04:01 0 43.59 0.00 4.88 1.14 0.17 50.22 09:04:01 1 48.46 0.00 5.68 0.35 0.15 45.35 09:04:01 2 46.74 0.00 5.63 0.85 0.17 46.62 09:04:01 3 48.60 0.00 5.77 1.39 0.17 44.08 09:04:01 4 47.98 0.00 5.58 0.19 0.15 46.11 09:04:01 5 47.50 0.00 5.42 1.10 0.15 45.83 09:04:01 6 42.59 0.00 5.08 0.64 0.15 51.53 09:04:01 7 43.65 0.00 5.21 0.51 0.15 50.48 Average: all 25.79 0.00 3.44 2.12 0.09 68.55 Average: 0 23.63 0.00 3.16 1.76 0.09 71.37 Average: 1 28.01 0.00 3.78 3.55 0.10 64.55 Average: 2 25.20 0.00 3.35 1.40 0.09 69.95 Average: 3 22.41 0.00 3.55 4.57 0.10 69.38 Average: 4 27.83 0.00 3.59 2.04 0.10 66.44 Average: 5 25.23 0.00 3.21 0.78 0.09 70.69 Average: 6 31.66 0.00 3.47 1.65 0.10 63.12 Average: 7 22.34 0.00 3.42 1.21 0.09 72.95