---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-16168 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 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 1649 27292 0 3224 30073 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:4a:d2:66 brd ff:ff:ff:ff:ff:ff inet 10.30.106.133/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86049sec preferred_lft 86049sec inet6 fe80::f816:3eff:fe4a:d266/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:19:4b:81:21 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::42:19ff:fe4b:8121/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-16168) 11/29/25 _x86_64_ (8 CPU) 03:40:12 LINUX RESTART (8 CPU) 03:41:01 tps rtps wtps bread/s bwrtn/s 03:42:01 211.06 35.91 175.15 1829.43 90264.82 03:43:01 94.52 8.80 85.72 730.42 36755.35 03:44:01 39.51 9.83 29.68 726.81 3874.69 03:45:01 35.06 2.85 32.21 85.45 20826.80 Average: 95.04 14.35 80.69 843.02 37930.36 03:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:42:01 29441340 31292488 3497872 10.62 82652 2067636 1786480 5.26 1281404 1900928 106680 03:43:01 28331824 30564164 4607388 13.99 88524 2433664 2811936 8.27 2116304 2154744 1372 03:44:01 26297828 28656036 6641384 20.16 92252 2551604 4711160 13.86 4102752 2175324 740 03:45:01 28017292 30863752 4921920 14.94 93804 3030644 2094584 6.16 2287008 2272508 664 Average: 28022071 30344110 4917141 14.93 89308 2520887 2851040 8.39 2446867 2125876 27364 03:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:42:01 ens3 238.91 175.87 2945.44 32.53 0.00 0.00 0.00 0.00 03:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 03:43:01 ens3 404.10 273.01 3885.78 45.36 0.00 0.00 0.00 0.00 03:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:44:01 veth4af5a64 0.15 0.42 0.01 0.03 0.00 0.00 0.00 0.00 03:44:01 veth18ed843 0.27 0.47 0.07 0.05 0.00 0.00 0.00 0.00 03:44:01 ens3 397.67 245.89 855.43 83.01 0.00 0.00 0.00 0.00 03:44:01 docker0 0.42 0.57 0.07 0.06 0.00 0.00 0.00 0.00 03:45:01 ens3 964.36 514.08 789.10 408.07 0.00 0.00 0.00 0.00 03:45:01 docker0 0.10 0.13 0.00 0.01 0.00 0.00 0.00 0.00 03:45:01 lo 30.21 30.21 10.06 10.06 0.00 0.00 0.00 0.00 Average: ens3 501.25 302.21 2119.01 142.24 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.17 0.02 0.02 0.00 0.00 0.00 0.00 Average: lo 6.45 6.45 2.42 2.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-16168) 11/29/25 _x86_64_ (8 CPU) 03:40:12 LINUX RESTART (8 CPU) 03:41:01 CPU %user %nice %system %iowait %steal %idle 03:42:01 all 13.23 0.00 0.93 2.28 0.04 83.51 03:42:01 0 36.88 0.00 2.48 1.48 0.07 59.09 03:42:01 1 5.81 0.00 0.38 0.25 0.02 93.54 03:42:01 2 30.78 0.00 1.69 0.62 0.03 66.88 03:42:01 3 5.35 0.00 0.43 0.07 0.03 94.12 03:42:01 4 10.14 0.00 0.70 1.49 0.07 87.61 03:42:01 5 8.45 0.00 0.37 1.65 0.03 89.50 03:42:01 6 2.95 0.00 0.76 12.20 0.05 84.04 03:42:01 7 5.42 0.00 0.67 0.55 0.02 93.35 03:43:01 all 18.02 0.00 0.76 17.13 0.08 64.01 03:43:01 0 20.75 0.00 0.70 0.46 0.05 78.04 03:43:01 1 16.05 0.00 0.95 6.79 0.07 76.14 03:43:01 2 21.60 0.00 0.49 0.25 0.08 77.58 03:43:01 3 10.70 0.00 0.65 37.77 0.12 50.77 03:43:01 4 21.92 0.00 1.11 1.33 0.10 75.55 03:43:01 5 18.30 0.00 0.69 1.18 0.05 79.77 03:43:01 6 12.77 0.00 0.89 50.10 0.10 36.13 03:43:01 7 22.26 0.00 0.56 38.26 0.08 38.84 03:44:01 all 37.95 0.00 1.11 0.53 0.07 60.34 03:44:01 0 28.69 0.00 0.92 0.07 0.08 70.24 03:44:01 1 43.85 0.00 1.12 0.05 0.08 54.90 03:44:01 2 46.25 0.00 1.17 1.07 0.07 51.44 03:44:01 3 37.00 0.00 0.95 0.73 0.07 61.24 03:44:01 4 39.60 0.00 0.94 0.57 0.07 58.83 03:44:01 5 38.54 0.00 1.49 1.06 0.07 58.84 03:44:01 6 31.77 0.00 0.96 0.52 0.07 66.68 03:44:01 7 37.84 0.00 1.36 0.22 0.07 60.52 03:45:01 all 22.33 0.00 1.36 1.04 0.05 75.22 03:45:01 0 6.32 0.00 1.27 0.13 0.02 92.26 03:45:01 1 25.86 0.00 1.35 0.00 0.05 72.74 03:45:01 2 35.84 0.00 2.51 2.17 0.07 59.41 03:45:01 3 22.45 0.00 0.74 0.22 0.05 76.55 03:45:01 4 27.14 0.00 1.42 3.53 0.05 67.85 03:45:01 5 32.60 0.00 0.93 0.03 0.07 66.37 03:45:01 6 15.54 0.00 1.42 0.92 0.07 82.05 03:45:01 7 12.96 0.00 1.17 1.30 0.07 84.51 Average: all 22.90 0.00 1.04 5.19 0.06 70.80 Average: 0 23.20 0.00 1.35 0.54 0.06 74.85 Average: 1 22.89 0.00 0.95 1.77 0.05 74.33 Average: 2 33.64 0.00 1.46 1.03 0.06 63.81 Average: 3 18.91 0.00 0.69 9.57 0.07 70.77 Average: 4 24.71 0.00 1.04 1.73 0.07 72.45 Average: 5 24.49 0.00 0.87 0.98 0.05 73.61 Average: 6 15.77 0.00 1.01 15.88 0.07 67.28 Average: 7 19.59 0.00 0.94 10.00 0.06 69.41