---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-71 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 708K 3.2G 1% /run /dev/vda1 155G 17G 139G 11% / 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 924 22199 0 9042 30788 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:c9:c6:55 brd ff:ff:ff:ff:ff:ff inet 10.30.107.55/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85947sec preferred_lft 85947sec inet6 fe80::f816:3eff:fec9:c655/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4c:cc:a7:37 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-71) 09/25/25 _x86_64_ (8 CPU) 08:59:47 LINUX RESTART (8 CPU) 09:00:01 tps rtps wtps bread/s bwrtn/s 09:01:02 355.81 73.72 282.09 5304.85 126540.78 09:02:01 231.32 44.91 186.41 3536.35 73413.32 09:03:01 33.93 0.98 32.94 70.92 3849.89 09:04:01 257.81 13.95 243.87 2417.59 11781.14 09:05:01 556.84 15.55 541.29 1098.48 247888.42 09:06:01 351.66 2.02 349.64 340.48 11928.15 09:07:01 183.00 1.63 181.37 116.25 11082.55 Average: 281.60 21.77 259.83 1836.67 69487.03 09:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:01:02 30094480 31630516 2844740 8.64 61188 1789600 1459884 4.30 944656 1617408 161024 09:02:01 28894688 30993452 4044532 12.28 88128 2303764 1944712 5.72 1643404 2072404 13252 09:03:01 27899520 30094536 5039700 15.30 93416 2390204 2745748 8.08 2558904 2142360 1332 09:04:01 28180000 31607536 4759220 14.45 103712 3589352 1462588 4.30 1358728 3015172 865028 09:05:01 22886328 31617460 10052892 30.52 196320 8501892 1837268 5.41 1460712 7896424 1272 09:06:01 18649416 27894744 14289804 43.38 219880 8877272 13334744 39.23 5491212 7957408 156716 09:07:01 22748596 31539312 10190624 30.94 225252 8524752 1647728 4.85 2014000 7456348 8712 Average: 25621861 30768222 7317359 22.21 141128 5139548 3490382 10.27 2210231 4593932 172477 09:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:01:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:02 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 09:01:02 ens3 386.14 257.92 1820.89 74.37 0.00 0.00 0.00 0.00 09:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 lo 2.37 2.37 0.24 0.24 0.00 0.00 0.00 0.00 09:02:01 ens3 545.79 379.68 5285.94 76.35 0.00 0.00 0.00 0.00 09:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 09:03:01 ens3 829.36 500.08 1427.83 166.62 0.00 0.00 0.00 0.00 09:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 09:04:01 ens3 268.28 201.73 2258.10 47.00 0.00 0.00 0.00 0.00 09:05:01 veth6900842 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 vethba15bf8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 br-1f69ac726ef0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 veth1d516f2 0.28 1.02 0.02 0.31 0.00 0.00 0.00 0.00 09:06:01 veth670fddb 38.88 36.71 19.84 4.81 0.00 0.00 0.00 0.00 09:06:01 veth6900842 0.00 0.93 0.00 0.30 0.00 0.00 0.00 0.00 09:06:01 veth73bb381 31.64 32.93 6.31 16.27 0.00 0.00 0.00 0.00 09:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 lo 28.78 28.78 3.99 3.99 0.00 0.00 0.00 0.00 09:07:01 ens3 3963.94 2342.71 51240.13 476.34 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: lo 3.69 3.69 0.54 0.54 0.00 0.00 0.00 0.00 Average: ens3 567.14 334.83 7337.22 68.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-71) 09/25/25 _x86_64_ (8 CPU) 08:59:47 LINUX RESTART (8 CPU) 09:00:01 CPU %user %nice %system %iowait %steal %idle 09:01:02 all 10.38 0.00 1.38 3.74 0.06 84.44 09:01:02 0 23.44 0.00 1.59 11.77 0.10 63.10 09:01:02 1 10.14 0.00 1.27 1.14 0.08 87.37 09:01:02 2 11.61 0.00 2.21 1.09 0.05 85.05 09:01:02 3 11.81 0.00 1.20 1.51 0.05 85.43 09:01:02 4 7.70 0.00 1.10 5.32 0.05 85.82 09:01:02 5 4.73 0.00 1.87 4.71 0.05 88.63 09:01:02 6 8.76 0.00 0.83 1.15 0.03 89.22 09:01:02 7 4.84 0.00 0.90 3.26 0.05 90.95 09:02:01 all 20.76 0.00 1.40 1.82 0.08 75.94 09:02:01 0 31.51 0.00 1.34 2.07 0.10 64.97 09:02:01 1 6.62 0.00 0.78 2.17 0.03 90.39 09:02:01 2 17.19 0.00 1.86 7.06 0.10 73.79 09:02:01 3 36.49 0.00 3.30 1.19 0.12 58.91 09:02:01 4 30.54 0.00 1.09 0.76 0.10 67.51 09:02:01 5 9.16 0.00 1.27 0.70 0.07 88.80 09:02:01 6 24.42 0.00 0.73 0.00 0.07 74.78 09:02:01 7 10.20 0.00 0.83 0.58 0.03 88.36 09:03:01 all 23.86 0.00 0.80 0.11 0.09 75.14 09:03:01 0 13.53 0.00 0.17 0.05 0.05 86.20 09:03:01 1 28.15 0.00 0.37 0.28 0.08 71.12 09:03:01 2 18.41 0.00 0.89 0.02 0.07 80.62 09:03:01 3 31.75 0.00 1.66 0.02 0.12 66.45 09:03:01 4 20.29 0.00 0.67 0.07 0.08 78.89 09:03:01 5 34.19 0.00 1.62 0.45 0.12 63.62 09:03:01 6 24.47 0.00 0.63 0.00 0.10 74.79 09:03:01 7 20.02 0.00 0.40 0.00 0.08 79.49 09:04:01 all 16.68 0.00 1.75 0.80 0.07 80.70 09:04:01 0 6.74 0.00 1.42 1.00 0.05 90.78 09:04:01 1 14.70 0.00 1.42 0.08 0.07 83.74 09:04:01 2 14.28 0.00 1.74 0.05 0.07 83.86 09:04:01 3 21.03 0.00 2.76 3.12 0.10 72.99 09:04:01 4 10.38 0.00 1.62 0.82 0.07 87.11 09:04:01 5 28.33 0.00 1.86 0.97 0.08 68.76 09:04:01 6 17.90 0.00 1.57 0.30 0.07 80.16 09:04:01 7 20.12 0.00 1.60 0.02 0.07 78.19 09:05:01 all 20.09 0.00 8.33 7.49 0.10 63.99 09:05:01 0 16.49 0.00 8.41 4.48 0.08 70.54 09:05:01 1 17.87 0.00 8.25 5.14 0.08 68.66 09:05:01 2 29.98 0.00 7.89 3.39 0.10 58.63 09:05:01 3 18.09 0.00 8.04 7.53 0.10 66.23 09:05:01 4 25.56 0.00 8.26 7.16 0.10 58.92 09:05:01 5 20.24 0.00 8.20 3.39 0.10 68.08 09:05:01 6 15.92 0.00 9.54 19.87 0.12 54.54 09:05:01 7 16.48 0.00 8.06 9.09 0.10 66.26 09:06:01 all 63.41 0.00 7.74 0.71 0.19 27.96 09:06:01 0 63.62 0.00 8.94 1.20 0.20 26.03 09:06:01 1 61.59 0.00 7.65 0.17 0.19 30.40 09:06:01 2 63.15 0.00 7.89 0.78 0.19 27.99 09:06:01 3 61.94 0.00 6.82 1.63 0.19 29.42 09:06:01 4 66.37 0.00 7.87 0.24 0.19 25.34 09:06:01 5 66.00 0.00 8.08 0.59 0.19 25.14 09:06:01 6 63.39 0.00 7.35 0.24 0.19 28.84 09:06:01 7 61.17 0.00 7.29 0.85 0.17 30.53 09:07:01 all 15.95 0.00 2.31 0.57 0.08 81.08 09:07:01 0 16.90 0.00 2.53 0.29 0.08 80.20 09:07:01 1 24.69 0.00 2.67 0.92 0.08 71.63 09:07:01 2 12.43 0.00 2.28 0.57 0.05 84.67 09:07:01 3 12.81 0.00 1.96 0.12 0.07 85.05 09:07:01 4 11.71 0.00 2.28 1.55 0.07 84.39 09:07:01 5 14.64 0.00 2.59 0.91 0.08 81.79 09:07:01 6 9.66 0.00 1.78 0.07 0.08 88.41 09:07:01 7 24.74 0.00 2.43 0.17 0.08 72.58 Average: all 24.40 0.00 3.38 2.17 0.09 69.96 Average: 0 24.54 0.00 3.48 2.98 0.10 68.90 Average: 1 23.39 0.00 3.19 1.41 0.09 71.92 Average: 2 23.81 0.00 3.53 1.84 0.09 70.74 Average: 3 27.63 0.00 3.66 2.16 0.11 66.45 Average: 4 24.58 0.00 3.26 2.27 0.09 69.79 Average: 5 25.31 0.00 3.64 1.68 0.10 69.28 Average: 6 23.43 0.00 3.18 3.06 0.09 70.23 Average: 7 22.47 0.00 3.06 1.99 0.08 72.39