---> uname -a: Linux prd-ubuntu1804-docker-v1-8c-8g-12398 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 1885 26302 0 3979 29828 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:1e:b9:dd brd ff:ff:ff:ff:ff:ff inet 10.30.107.149/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe1e:b9dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d0:fd:9f:b6 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-v1-8c-8g-12398) 07/25/26 _x86_64_ (8 CPU) 23:11:31 LINUX RESTART (8 CPU) 23:12:01 tps rtps wtps bread/s bwrtn/s 23:13:01 153.53 57.61 95.92 3649.18 53782.21 23:14:02 153.69 34.34 119.35 1771.57 74797.40 23:15:00 236.18 21.05 215.13 1031.76 56568.55 23:16:01 57.54 2.87 54.67 84.17 46024.45 Average: 149.49 28.89 120.59 1630.24 57748.57 23:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:13:01 30219380 31747532 2719840 8.26 66972 1774604 1404416 4.13 806684 1634940 150272 23:14:02 28469512 31307768 4469708 13.57 81700 3042172 1828748 5.38 1271424 2860288 191180 23:15:00 26335996 30326960 6603224 20.05 95024 4156876 3537000 10.41 2451200 3764472 689164 23:16:01 26901856 30506064 6037364 18.33 96516 3777200 2461272 7.24 2543308 3123512 28028 Average: 27981686 30972081 4957534 15.05 85053 3187713 2307859 6.79 1768154 2845803 264661 23:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 ens3 348.15 230.31 1625.98 60.68 0.00 0.00 0.00 0.00 23:13:01 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 23:14:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:02 ens3 727.95 402.68 17123.39 40.60 0.00 0.00 0.00 0.00 23:14:02 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 23:15:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:00 ens3 638.21 455.40 6687.51 106.35 0.00 0.00 0.00 0.00 23:15:00 lo 3.08 3.08 0.29 0.29 0.00 0.00 0.00 0.00 23:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 ens3 339.40 229.56 416.66 270.60 0.00 0.00 0.00 0.00 23:16:01 lo 16.67 16.67 2.38 2.38 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 512.17 328.54 6436.81 120.25 0.00 0.00 0.00 0.00 Average: lo 5.58 5.58 0.74 0.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-v1-8c-8g-12398) 07/25/26 _x86_64_ (8 CPU) 23:11:31 LINUX RESTART (8 CPU) 23:12:01 CPU %user %nice %system %iowait %steal %idle 23:13:01 all 9.90 0.00 0.96 5.26 0.04 83.84 23:13:01 0 11.68 0.00 1.00 6.11 0.05 81.15 23:13:01 1 20.60 0.00 2.19 25.58 0.07 51.56 23:13:01 2 4.43 0.00 0.33 0.32 0.02 94.90 23:13:01 3 4.46 0.00 0.70 1.89 0.03 92.92 23:13:01 4 8.52 0.00 0.74 1.20 0.05 89.49 23:13:01 5 14.59 0.00 1.27 1.18 0.05 82.91 23:13:01 6 6.04 0.00 0.58 4.67 0.03 88.67 23:13:01 7 8.85 0.00 0.85 1.19 0.03 89.07 23:14:02 all 9.83 0.00 0.95 7.39 0.39 81.43 23:14:02 0 5.17 0.00 0.47 14.49 0.78 79.10 23:14:02 1 23.18 0.00 3.71 31.09 0.45 41.57 23:14:02 2 4.94 0.00 0.22 6.20 0.27 88.37 23:14:02 3 16.26 0.00 0.98 1.40 0.35 81.00 23:14:02 4 3.70 0.00 0.18 0.05 0.22 95.85 23:14:02 5 8.05 0.00 0.63 3.83 0.48 87.00 23:14:02 6 6.11 0.00 0.58 1.10 0.35 91.86 23:14:02 7 11.40 0.00 0.85 0.80 0.25 86.70 23:15:00 all 19.13 0.00 1.17 6.76 0.11 72.83 23:15:00 0 19.44 0.00 1.00 0.78 0.24 78.54 23:15:00 1 11.99 0.00 1.23 33.45 0.07 53.27 23:15:00 2 27.41 0.00 2.18 0.68 0.15 69.58 23:15:00 3 19.33 0.00 1.38 1.60 0.15 77.54 23:15:00 4 20.12 0.00 0.58 2.87 0.07 76.36 23:15:00 5 17.91 0.00 0.39 0.42 0.07 81.20 23:15:00 6 23.28 0.00 1.41 13.68 0.07 61.56 23:15:00 7 13.51 0.00 1.22 0.66 0.05 84.56 23:16:01 all 20.38 0.00 0.72 2.38 0.06 76.46 23:16:01 0 14.21 0.00 0.67 7.97 0.05 77.10 23:16:01 1 24.37 0.00 0.61 0.13 0.07 74.83 23:16:01 2 17.06 0.00 0.81 0.74 0.05 81.35 23:16:01 3 10.53 0.00 0.51 0.28 0.07 88.61 23:16:01 4 27.48 0.00 0.62 0.16 0.05 71.68 23:16:01 5 36.64 0.00 1.38 3.62 0.07 58.29 23:16:01 6 12.64 0.00 0.53 0.11 0.05 86.67 23:16:01 7 20.13 0.00 0.66 6.02 0.05 73.14 Average: all 14.81 0.00 0.95 5.43 0.15 78.66 Average: 0 12.60 0.00 0.78 7.37 0.28 78.96 Average: 1 20.09 0.00 1.93 22.42 0.16 55.39 Average: 2 13.40 0.00 0.88 1.99 0.12 83.61 Average: 3 12.60 0.00 0.89 1.29 0.15 85.08 Average: 4 14.98 0.00 0.53 1.06 0.10 83.34 Average: 5 19.36 0.00 0.92 2.28 0.17 77.27 Average: 6 11.97 0.00 0.77 4.83 0.13 82.31 Average: 7 13.50 0.00 0.89 2.19 0.10 83.32