---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14397 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 866 26595 0 4705 30844 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:b1:87:22 brd ff:ff:ff:ff:ff:ff inet 10.30.107.89/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:feb1:8722/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4b:38:6e:00 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-14397) 11/22/25 _x86_64_ (8 CPU) 04:57:22 LINUX RESTART (8 CPU) 04:58:01 tps rtps wtps bread/s bwrtn/s 04:59:01 147.08 22.73 124.35 467.39 66612.50 05:00:01 220.61 10.21 210.40 955.28 138759.48 05:01:01 40.84 3.53 37.31 413.26 25291.12 Average: 136.18 12.16 124.02 612.00 76891.14 04:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:59:01 29802524 31485796 3136696 9.52 78536 1907368 2013936 5.93 1080108 1747844 224236 05:00:01 25675900 30012408 7263320 22.05 104052 4456660 3311328 9.74 2628724 4197948 44048 05:01:01 24815312 29510184 8123908 24.66 106732 4791276 6869736 20.21 3182488 4462596 1192 Average: 26764579 30336129 6174641 18.75 96440 3718435 4065000 11.96 2297107 3469463 89825 04:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 04:59:01 ens3 124.56 92.43 1360.65 20.66 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 br-96740a760237 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 lo 4.25 4.25 0.59 0.59 0.00 0.00 0.00 0.00 05:00:01 ens3 698.80 518.88 11217.72 92.69 0.00 0.00 0.00 0.00 05:01:01 vethed14c57 52.26 43.74 4.97 7.91 0.00 0.00 0.00 0.00 05:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 veth6bac660 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 05:01:01 br-96740a760237 8.25 16.23 1.11 1.34 0.00 0.00 0.00 0.00 Average: vethed14c57 17.42 14.58 1.66 2.64 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: veth6bac660 0.06 0.14 0.00 0.01 0.00 0.00 0.00 0.00 Average: br-96740a760237 2.75 5.41 0.37 0.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14397) 11/22/25 _x86_64_ (8 CPU) 04:57:22 LINUX RESTART (8 CPU) 04:58:01 CPU %user %nice %system %iowait %steal %idle 04:59:01 all 11.80 0.00 0.72 3.39 0.04 84.05 04:59:01 0 10.96 0.00 0.27 0.23 0.02 88.53 04:59:01 1 4.06 0.00 0.64 20.22 0.03 75.04 04:59:01 2 11.58 0.00 0.75 1.21 0.03 86.43 04:59:01 3 31.37 0.00 1.87 2.28 0.07 64.42 04:59:01 4 11.14 0.00 0.95 0.38 0.03 87.50 04:59:01 5 3.17 0.00 0.23 0.00 0.02 96.58 04:59:01 6 18.78 0.00 0.95 2.84 0.08 77.34 04:59:01 7 3.38 0.00 0.13 0.02 0.02 96.45 05:00:01 all 23.23 0.00 3.55 5.90 0.07 67.25 05:00:01 0 29.76 0.00 2.81 0.27 0.07 67.09 05:00:01 1 21.17 0.00 4.09 23.60 0.08 51.05 05:00:01 2 28.85 0.00 3.31 0.25 0.07 67.52 05:00:01 3 17.62 0.00 4.07 0.44 0.05 77.81 05:00:01 4 15.10 0.00 3.59 4.86 0.05 76.40 05:00:01 5 21.51 0.00 2.57 0.91 0.08 74.92 05:00:01 6 26.05 0.00 4.72 3.73 0.10 65.40 05:00:01 7 25.74 0.00 3.19 13.29 0.07 57.70 05:01:01 all 5.06 0.00 1.31 0.79 0.05 92.79 05:01:01 0 5.82 0.00 1.18 0.05 0.05 92.89 05:01:01 1 4.87 0.00 1.70 2.28 0.05 91.10 05:01:01 2 4.64 0.00 1.45 1.79 0.05 92.07 05:01:01 3 4.71 0.00 1.14 0.13 0.05 93.97 05:01:01 4 4.81 0.00 1.31 0.03 0.07 93.79 05:01:01 5 4.96 0.00 1.24 0.43 0.03 93.34 05:01:01 6 4.93 0.00 1.50 1.57 0.05 91.94 05:01:01 7 5.71 0.00 1.00 0.08 0.05 93.16 Average: all 13.33 0.00 1.86 3.36 0.05 81.41 Average: 0 15.48 0.00 1.42 0.18 0.04 82.88 Average: 1 9.99 0.00 2.14 15.32 0.06 72.50 Average: 2 14.99 0.00 1.83 1.09 0.05 82.04 Average: 3 17.90 0.00 2.35 0.95 0.06 78.74 Average: 4 10.34 0.00 1.95 1.75 0.05 85.92 Average: 5 9.85 0.00 1.34 0.45 0.04 88.32 Average: 6 16.56 0.00 2.39 2.71 0.08 78.27 Average: 7 11.55 0.00 1.43 4.42 0.04 82.55