---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1604 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 145G 7% / 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 850 28577 0 2738 30882 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:15:06:99 brd ff:ff:ff:ff:ff:ff inet 10.30.107.152/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fe15:699/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:09:5d:25:7d 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-1604) 12/27/25 _x86_64_ (8 CPU) 07:58:29 LINUX RESTART (8 CPU) 07:59:02 tps rtps wtps bread/s bwrtn/s 08:00:01 299.95 29.33 270.62 950.62 51421.52 08:01:01 162.88 19.48 143.40 643.65 56716.56 08:02:01 31.51 0.92 30.59 46.39 41803.83 08:03:01 39.97 26.47 13.50 2071.58 12939.42 08:04:01 207.12 8.47 198.65 461.66 10830.06 Average: 147.77 16.89 130.88 834.43 34686.51 07:59:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 30025520 31672976 2913700 8.85 74580 1879580 1444680 4.25 885644 1728808 226900 08:01:01 28179364 30049348 4759856 14.45 86456 2078844 3160440 9.30 2550472 1882944 5664 08:02:01 27734768 29608060 5204452 15.80 86576 2081484 3523984 10.37 2997424 1878616 72 08:03:01 29021780 31337936 3917440 11.89 87608 2517708 1683932 4.95 1377356 2204668 229968 08:04:01 29281144 31637296 3658076 11.11 91072 2553724 1439188 4.23 1138444 2185000 25392 Average: 28848515 30861123 4090705 12.42 85258 2222268 2250445 6.62 1789868 1976007 97599 07:59:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 1.29 1.29 0.15 0.15 0.00 0.00 0.00 0.00 08:00:01 ens3 217.76 137.91 1527.27 41.22 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 08:01:01 ens3 494.42 331.16 2567.47 108.11 0.00 0.00 0.00 0.00 08:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 08:02:01 ens3 259.04 133.83 63.03 50.72 0.00 0.00 0.00 0.00 08:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:01 lo 2.53 2.53 0.26 0.26 0.00 0.00 0.00 0.00 08:03:01 ens3 537.82 316.98 3185.23 76.80 0.00 0.00 0.00 0.00 08:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 08:04:01 ens3 343.46 204.82 284.58 90.30 0.00 0.00 0.00 0.00 08:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 371.02 225.23 1525.60 73.54 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-1604) 12/27/25 _x86_64_ (8 CPU) 07:58:29 LINUX RESTART (8 CPU) 07:59:02 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 10.24 0.00 0.93 2.44 0.05 86.34 08:00:01 0 5.58 0.00 0.44 0.32 0.02 93.64 08:00:01 1 21.34 0.00 1.73 1.02 0.05 75.86 08:00:01 2 4.56 0.00 1.04 10.39 0.05 83.96 08:00:01 3 16.49 0.00 0.71 0.44 0.03 82.32 08:00:01 4 2.79 0.00 0.94 3.67 0.10 92.50 08:00:01 5 6.29 0.00 0.58 0.07 0.03 93.03 08:00:01 6 2.17 0.00 0.27 1.24 0.02 96.31 08:00:01 7 22.71 0.00 1.73 2.41 0.07 73.08 08:01:01 all 24.94 0.00 1.52 1.20 0.08 72.25 08:01:01 0 11.42 0.00 0.63 0.12 0.05 87.78 08:01:01 1 32.01 0.00 1.25 0.20 0.10 66.43 08:01:01 2 16.37 0.00 0.92 7.78 0.08 74.85 08:01:01 3 29.50 0.00 0.90 0.12 0.08 69.40 08:01:01 4 26.52 0.00 0.80 0.22 0.12 72.34 08:01:01 5 26.33 0.00 2.50 0.43 0.07 70.67 08:01:01 6 22.77 0.00 3.22 0.20 0.05 73.76 08:01:01 7 34.63 0.00 1.92 0.62 0.08 62.74 08:02:01 all 18.34 0.00 0.49 0.89 0.07 80.21 08:02:01 0 12.63 0.00 0.53 0.02 0.05 86.77 08:02:01 1 11.87 0.00 0.45 0.00 0.07 87.62 08:02:01 2 11.08 0.00 0.37 7.02 0.07 81.47 08:02:01 3 27.21 0.00 0.69 0.02 0.08 72.00 08:02:01 4 21.08 0.00 0.53 0.00 0.08 78.30 08:02:01 5 31.39 0.00 0.55 0.00 0.08 67.97 08:02:01 6 14.69 0.00 0.50 0.02 0.05 84.74 08:02:01 7 16.74 0.00 0.35 0.00 0.08 82.82 08:03:01 all 18.79 0.00 0.81 0.29 0.07 80.05 08:03:01 0 13.60 0.00 0.55 0.00 0.05 85.80 08:03:01 1 17.25 0.00 1.24 0.15 0.10 81.26 08:03:01 2 31.58 0.00 1.12 1.47 0.05 65.78 08:03:01 3 20.56 0.00 1.12 0.07 0.08 78.17 08:03:01 4 10.85 0.00 0.93 0.48 0.05 87.68 08:03:01 5 19.12 0.00 0.60 0.10 0.05 80.13 08:03:01 6 16.84 0.00 0.30 0.03 0.07 82.76 08:03:01 7 20.51 0.00 0.65 0.00 0.08 78.75 08:04:01 all 23.02 0.00 0.95 0.80 0.06 75.18 08:04:01 0 18.51 0.00 0.62 0.02 0.05 80.81 08:04:01 1 30.72 0.00 1.17 0.18 0.07 67.86 08:04:01 2 31.31 0.00 1.25 0.89 0.07 66.49 08:04:01 3 20.94 0.00 0.85 1.20 0.03 76.97 08:04:01 4 15.52 0.00 0.95 0.10 0.05 83.38 08:04:01 5 12.26 0.00 0.55 0.03 0.05 87.11 08:04:01 6 23.89 0.00 0.42 1.50 0.05 74.14 08:04:01 7 31.05 0.00 1.77 2.46 0.10 64.61 Average: all 19.09 0.00 0.94 1.12 0.06 78.78 Average: 0 12.38 0.00 0.56 0.09 0.04 86.93 Average: 1 22.65 0.00 1.17 0.31 0.08 75.80 Average: 2 19.03 0.00 0.94 5.49 0.06 74.48 Average: 3 22.96 0.00 0.85 0.37 0.06 75.76 Average: 4 15.40 0.00 0.83 0.88 0.08 82.81 Average: 5 19.11 0.00 0.96 0.13 0.06 79.75 Average: 6 16.11 0.00 0.94 0.60 0.05 82.30 Average: 7 25.13 0.00 1.28 1.09 0.08 72.40