---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-2801 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: 2799.996 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 872 28424 0 2869 30852 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:7c:e8:e8 brd ff:ff:ff:ff:ff:ff inet 10.30.106.43/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85966sec preferred_lft 85966sec inet6 fe80::f816:3eff:fe7c:e8e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0c:55:e9:4c 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:cff:fe55:e94c/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-2801) 10/15/25 _x86_64_ (8 CPU) 05:03:26 LINUX RESTART (8 CPU) 05:04:01 tps rtps wtps bread/s bwrtn/s 05:05:01 145.36 15.88 129.48 587.90 77659.32 05:06:01 77.90 0.00 77.90 0.00 50914.18 05:07:01 51.97 16.11 35.86 679.35 2995.10 05:08:01 33.28 1.02 32.26 27.86 4274.62 05:09:01 22.40 0.95 21.45 26.80 2162.31 05:10:01 120.78 3.37 117.41 419.53 30686.35 Average: 75.28 6.22 69.06 290.24 28115.31 05:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 30063700 31726928 2875520 8.73 76372 1890944 1369492 4.03 821872 1747708 182132 05:06:01 30065336 31728564 2873884 8.72 76452 1890964 1369492 4.03 822088 1747704 156 05:07:01 28913228 30684280 4025992 12.22 83144 1987284 2457012 7.23 1900824 1810244 12012 05:08:01 28242020 30141824 4697200 14.26 88916 2103784 5030196 14.80 2480968 1883416 20756 05:09:01 26938552 28879916 6000668 18.22 90784 2141176 4739928 13.95 3756024 1901212 2092 05:10:01 29089016 31569928 3850204 11.69 100404 2661100 1505776 4.43 1251964 2239468 436 Average: 28885309 30788573 4053911 12.31 86012 2112542 2745316 8.08 1838957 1888292 36264 05:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 lo 1.27 1.27 0.16 0.16 0.00 0.00 0.00 0.00 05:05:01 ens3 70.92 50.74 1231.78 10.58 0.00 0.00 0.00 0.00 05:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:06:01 ens3 0.35 0.28 0.07 0.28 0.00 0.00 0.00 0.00 05:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 05:07:01 ens3 352.64 242.14 1146.94 66.76 0.00 0.00 0.00 0.00 05:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 05:08:01 ens3 670.65 410.50 1487.63 142.09 0.00 0.00 0.00 0.00 05:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 05:09:01 ens3 87.59 67.17 428.33 20.94 0.00 0.00 0.00 0.00 05:10:01 docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:10:01 lo 3.80 3.80 0.34 0.34 0.00 0.00 0.00 0.00 05:10:01 ens3 415.00 392.20 1517.96 1692.34 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 266.19 193.84 968.78 322.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2801) 10/15/25 _x86_64_ (8 CPU) 05:03:26 LINUX RESTART (8 CPU) 05:04:01 CPU %user %nice %system %iowait %steal %idle 05:05:01 all 9.12 0.00 0.58 1.58 0.03 88.70 05:05:01 0 1.00 0.00 0.10 0.00 0.00 98.90 05:05:01 1 13.35 0.00 0.82 4.73 0.03 81.07 05:05:01 2 1.32 0.00 0.07 0.02 0.00 98.60 05:05:01 3 0.05 0.00 0.02 6.25 0.00 93.69 05:05:01 4 32.44 0.00 1.78 0.82 0.07 64.89 05:05:01 5 10.16 0.00 0.65 0.22 0.02 88.96 05:05:01 6 8.53 0.00 0.67 0.55 0.05 90.20 05:05:01 7 6.10 0.00 0.55 0.02 0.02 93.31 05:06:01 all 0.21 0.00 0.05 0.65 0.00 99.09 05:06:01 0 0.00 0.00 0.02 0.00 0.00 99.98 05:06:01 1 0.00 0.00 0.03 0.08 0.00 99.88 05:06:01 2 0.05 0.00 0.02 0.00 0.00 99.93 05:06:01 3 0.00 0.00 0.02 4.20 0.02 95.76 05:06:01 4 0.03 0.00 0.03 0.00 0.00 99.93 05:06:01 5 0.10 0.00 0.12 0.47 0.00 99.32 05:06:01 6 0.03 0.00 0.15 0.45 0.00 99.37 05:06:01 7 1.45 0.00 0.00 0.00 0.02 98.53 05:07:01 all 15.90 0.00 0.64 0.06 0.04 83.36 05:07:01 0 14.50 0.00 0.58 0.08 0.03 84.80 05:07:01 1 17.23 0.00 0.37 0.03 0.05 82.32 05:07:01 2 16.35 0.00 0.63 0.07 0.05 82.90 05:07:01 3 17.52 0.00 0.42 0.00 0.03 82.03 05:07:01 4 23.05 0.00 0.65 0.10 0.07 76.13 05:07:01 5 8.76 0.00 0.30 0.00 0.03 90.90 05:07:01 6 20.01 0.00 1.59 0.12 0.05 78.24 05:07:01 7 9.90 0.00 0.56 0.02 0.02 89.51 05:08:01 all 53.44 0.00 1.93 0.02 0.11 44.50 05:08:01 0 49.52 0.00 1.54 0.00 0.10 48.85 05:08:01 1 53.99 0.00 1.93 0.05 0.10 43.93 05:08:01 2 53.77 0.00 1.81 0.02 0.12 44.29 05:08:01 3 60.06 0.00 2.00 0.00 0.13 37.81 05:08:01 4 51.22 0.00 1.67 0.02 0.12 46.97 05:08:01 5 52.03 0.00 1.99 0.02 0.12 45.85 05:08:01 6 52.16 0.00 2.04 0.03 0.12 45.65 05:08:01 7 54.83 0.00 2.38 0.02 0.12 42.65 05:09:01 all 84.56 0.00 1.90 0.01 0.15 13.37 05:09:01 0 84.67 0.00 2.03 0.02 0.15 13.13 05:09:01 1 81.65 0.00 1.79 0.03 0.15 16.38 05:09:01 2 84.77 0.00 2.04 0.00 0.17 13.02 05:09:01 3 85.97 0.00 1.95 0.00 0.15 11.92 05:09:01 4 82.50 0.00 1.94 0.00 0.13 15.43 05:09:01 5 87.85 0.00 1.87 0.00 0.17 10.11 05:09:01 6 83.80 0.00 1.79 0.00 0.13 14.28 05:09:01 7 85.24 0.00 1.85 0.05 0.15 12.70 05:10:01 all 14.06 0.00 1.47 0.59 0.05 83.82 05:10:01 0 20.57 0.00 1.54 0.25 0.07 77.57 05:10:01 1 10.77 0.00 1.49 1.82 0.05 85.88 05:10:01 2 12.71 0.00 1.63 1.06 0.05 84.56 05:10:01 3 14.46 0.00 1.35 0.43 0.05 83.70 05:10:01 4 8.87 0.00 1.15 0.03 0.05 89.89 05:10:01 5 24.92 0.00 1.69 0.07 0.05 73.28 05:10:01 6 15.35 0.00 1.74 0.95 0.05 81.91 05:10:01 7 4.80 0.00 1.16 0.10 0.03 93.91 Average: all 29.52 0.00 1.09 0.48 0.06 68.83 Average: 0 28.38 0.00 0.97 0.06 0.06 70.53 Average: 1 29.48 0.00 1.07 1.12 0.06 68.26 Average: 2 28.14 0.00 1.03 0.19 0.06 70.57 Average: 3 29.65 0.00 0.96 1.82 0.06 67.52 Average: 4 33.00 0.00 1.20 0.16 0.07 65.56 Average: 5 30.63 0.00 1.10 0.13 0.06 68.07 Average: 6 29.97 0.00 1.33 0.35 0.07 68.28 Average: 7 26.96 0.00 1.08 0.03 0.06 71.87