---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-14257 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 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 854 27219 0 4093 30858 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:dc:8d:0f brd ff:ff:ff:ff:ff:ff inet 10.30.107.245/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85949sec preferred_lft 85949sec inet6 fe80::f816:3eff:fedc:8d0f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:6e:bd:e5 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:feff:fe6e:bde5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14257) 11/21/25 _x86_64_ (8 CPU) 12:01:22 LINUX RESTART (8 CPU) 12:02:02 tps rtps wtps bread/s bwrtn/s 12:03:01 154.86 18.69 136.16 373.22 82713.17 12:04:01 148.88 8.33 140.54 542.31 56838.93 12:05:01 93.50 4.03 89.47 439.79 44209.17 12:06:01 69.52 0.32 69.21 7.73 20091.32 12:07:01 102.47 0.23 102.23 1.87 6257.36 12:08:01 116.46 0.02 116.45 0.13 9856.89 Average: 114.17 5.23 108.93 227.10 36532.88 12:02:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:03:01 29857840 31555092 3081380 9.35 79392 1920748 1993668 5.87 1021232 1759276 209484 12:04:01 28271052 30291864 4668168 14.17 89296 2223172 3127644 9.20 2323300 2015460 4724 12:05:01 27916748 30600292 5022472 15.25 96048 2866412 2382040 7.01 2275584 2388940 812 12:06:01 26551376 29959388 6387844 19.39 139172 3478092 3089024 9.09 3137404 2785396 134052 12:07:01 26562848 30147760 6376372 19.36 164144 3615480 2910716 8.56 2982808 2915472 148784 12:08:01 26216336 29946092 6722884 20.41 178440 3711320 3122972 9.19 3195636 3011336 4760 Average: 27562700 30416748 5376520 16.32 124415 2969204 2771011 8.15 2489327 2479313 83769 12:02:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:03:01 ens3 143.77 95.76 1370.72 25.85 0.00 0.00 0.00 0.00 12:03:01 lo 1.42 1.42 0.17 0.17 0.00 0.00 0.00 0.00 12:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:01 ens3 590.62 424.65 4524.74 97.28 0.00 0.00 0.00 0.00 12:04:01 lo 2.20 2.20 0.12 0.12 0.00 0.00 0.00 0.00 12:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 ens3 518.81 477.35 1517.14 2853.49 0.00 0.00 0.00 0.00 12:05:01 lo 8.85 8.85 2.32 2.32 0.00 0.00 0.00 0.00 12:05:01 docker0 3.25 5.43 0.19 77.50 0.00 0.00 0.00 0.00 12:06:01 veth974fe0f 173.75 248.64 33.97 786.09 0.00 0.00 0.00 0.06 12:06:01 ens3 495.70 337.09 1754.53 545.34 0.00 0.00 0.00 0.00 12:06:01 lo 3.13 3.13 0.32 0.32 0.00 0.00 0.00 0.00 12:06:01 docker0 173.75 248.49 31.59 786.08 0.00 0.00 0.00 0.00 12:07:01 ens3 225.83 151.64 688.23 26.93 0.00 0.00 0.00 0.00 12:07:01 lo 0.20 0.20 0.03 0.03 0.00 0.00 0.00 0.00 12:07:01 veth44ba606 102.28 173.27 21.83 682.50 0.00 0.00 0.00 0.06 12:07:01 docker0 146.21 215.50 22.67 685.70 0.00 0.00 0.00 0.00 12:08:01 ens3 181.34 145.93 119.49 24.24 0.00 0.00 0.00 0.00 12:08:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:08:01 veth44ba606 115.28 122.00 14.97 106.32 0.00 0.00 0.00 0.01 12:08:01 docker0 115.28 121.96 13.40 106.32 0.00 0.00 0.00 0.00 Average: ens3 359.95 272.56 1663.29 597.11 0.00 0.00 0.00 0.00 Average: lo 2.67 2.67 0.50 0.50 0.00 0.00 0.00 0.00 Average: veth44ba606 36.36 49.35 6.15 131.84 0.00 0.00 0.00 0.01 Average: docker0 73.29 98.84 11.34 276.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-14257) 11/21/25 _x86_64_ (8 CPU) 12:01:22 LINUX RESTART (8 CPU) 12:02:02 CPU %user %nice %system %iowait %steal %idle 12:03:01 all 11.16 0.00 0.76 2.21 0.03 85.83 12:03:01 0 1.93 0.00 0.20 0.20 0.02 97.65 12:03:01 1 36.08 0.00 2.05 3.90 0.07 57.90 12:03:01 2 14.08 0.00 1.26 10.54 0.09 74.03 12:03:01 3 6.27 0.00 0.63 2.55 0.02 90.53 12:03:01 4 4.24 0.00 0.46 0.27 0.02 95.01 12:03:01 5 5.03 0.00 0.34 0.02 0.02 94.59 12:03:01 6 17.77 0.00 0.95 0.20 0.05 81.02 12:03:01 7 3.87 0.00 0.19 0.00 0.03 95.91 12:04:01 all 15.49 0.00 1.46 2.01 0.05 80.99 12:04:01 0 4.80 0.00 0.85 0.95 0.03 93.36 12:04:01 1 10.34 0.00 0.75 9.58 0.07 79.26 12:04:01 2 16.37 0.00 3.07 1.50 0.07 78.98 12:04:01 3 18.49 0.00 0.68 0.77 0.03 80.02 12:04:01 4 16.19 0.00 0.73 0.58 0.05 82.44 12:04:01 5 17.90 0.00 1.69 1.59 0.07 78.76 12:04:01 6 28.06 0.00 0.48 0.27 0.07 71.13 12:04:01 7 11.75 0.00 3.40 0.83 0.05 83.97 12:05:01 all 16.27 0.00 1.61 1.27 0.06 80.80 12:05:01 0 11.75 0.00 1.31 0.03 0.05 86.86 12:05:01 1 14.96 0.00 1.72 1.72 0.07 81.53 12:05:01 2 15.82 0.00 1.09 1.09 0.05 81.96 12:05:01 3 15.70 0.00 1.83 5.99 0.07 76.41 12:05:01 4 27.25 0.00 3.21 0.87 0.05 68.61 12:05:01 5 18.83 0.00 1.32 0.07 0.05 79.73 12:05:01 6 12.81 0.00 1.39 0.23 0.07 85.50 12:05:01 7 12.98 0.00 1.00 0.17 0.05 85.80 12:06:01 all 8.89 0.00 1.57 0.49 0.05 89.01 12:06:01 0 7.07 0.00 1.64 0.02 0.05 91.22 12:06:01 1 6.13 0.00 1.04 0.18 0.03 92.62 12:06:01 2 35.58 0.00 1.97 0.72 0.08 61.64 12:06:01 3 4.67 0.00 1.22 2.11 0.05 91.96 12:06:01 4 5.02 0.00 1.84 0.02 0.05 93.07 12:06:01 5 5.81 0.00 2.11 0.03 0.05 92.00 12:06:01 6 2.77 0.00 0.42 0.00 0.02 96.79 12:06:01 7 4.04 0.00 2.33 0.82 0.05 92.76 12:07:01 all 3.47 0.00 0.79 0.28 0.03 95.43 12:07:01 0 2.34 0.00 0.51 0.77 0.03 96.35 12:07:01 1 1.50 0.00 0.42 0.02 0.02 98.05 12:07:01 2 0.05 0.00 0.08 0.03 0.00 99.83 12:07:01 3 5.74 0.00 1.64 0.30 0.03 92.29 12:07:01 4 1.75 0.00 0.89 0.15 0.03 97.18 12:07:01 5 6.11 0.00 1.18 0.03 0.05 92.63 12:07:01 6 1.47 0.00 0.53 0.00 0.03 97.96 12:07:01 7 8.77 0.00 1.05 0.93 0.03 89.21 12:08:01 all 3.98 0.00 0.52 0.34 0.02 95.15 12:08:01 0 2.30 0.00 0.71 1.48 0.03 95.48 12:08:01 1 0.87 0.00 0.27 0.00 0.03 98.83 12:08:01 2 0.00 0.00 0.02 0.00 0.00 99.98 12:08:01 3 0.17 0.00 0.62 0.82 0.02 98.38 12:08:01 4 2.05 0.00 0.70 0.32 0.02 96.92 12:08:01 5 0.82 0.00 0.15 0.00 0.02 99.02 12:08:01 6 0.80 0.00 0.52 0.03 0.02 98.63 12:08:01 7 24.89 0.00 1.14 0.00 0.07 73.91 Average: all 9.87 0.00 1.12 1.09 0.04 87.88 Average: 0 5.02 0.00 0.87 0.58 0.04 93.49 Average: 1 11.59 0.00 1.04 2.57 0.05 84.76 Average: 2 13.64 0.00 1.25 2.29 0.05 82.78 Average: 3 8.51 0.00 1.10 2.09 0.04 88.26 Average: 4 9.43 0.00 1.31 0.37 0.04 88.86 Average: 5 9.09 0.00 1.13 0.29 0.04 89.44 Average: 6 10.60 0.00 0.71 0.12 0.04 88.52 Average: 7 11.07 0.00 1.52 0.46 0.05 86.90