---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-2086 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 822 27934 0 3410 30895 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:7f:22:db brd ff:ff:ff:ff:ff:ff inet 10.30.107.194/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86173sec preferred_lft 86173sec inet6 fe80::f816:3eff:fe7f:22db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1b:d8:ce:dc 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::42:1bff:fed8:cedc/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-2086) 12/29/25 _x86_64_ (8 CPU) 16:17:36 LINUX RESTART (8 CPU) 16:18:01 tps rtps wtps bread/s bwrtn/s 16:19:01 389.05 41.29 347.77 2057.71 62193.14 16:20:01 357.92 8.68 349.24 1598.93 91195.07 16:21:01 95.18 0.90 94.28 81.85 67869.09 Average: 280.73 16.96 263.77 1246.21 73751.79 16:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:19:01 30016344 31669944 2922876 8.87 75216 1884376 1434588 4.22 895708 1733836 244084 16:20:01 28216080 30835296 4723140 14.34 97396 2801604 2809544 8.27 1895876 2468624 10448 16:21:01 28646212 31676380 4293008 13.03 122964 3180604 1445880 4.25 1068472 2860484 27856 Average: 28959545 31393873 3979675 12.08 98525 2622195 1896671 5.58 1286685 2354315 94129 16:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:19:01 ens3 328.37 241.67 1838.15 75.05 0.00 0.00 0.00 0.00 16:19:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 16:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 ens3 454.41 272.14 6412.02 27.21 0.00 0.00 0.00 0.00 16:20:01 veth72b4420 135.69 189.65 13.46 3163.46 0.00 0.00 0.00 0.26 16:20:01 lo 2.60 2.60 0.30 0.30 0.00 0.00 0.00 0.00 16:20:01 docker0 135.69 189.50 11.60 3163.45 0.00 0.00 0.00 0.00 16:21:01 ens3 220.53 136.08 2319.25 18.26 0.00 0.00 0.00 0.00 16:21:01 lo 1.27 1.27 0.18 0.18 0.00 0.00 0.00 0.00 16:21:01 docker0 72.15 102.23 5.57 1205.68 0.00 0.00 0.00 0.00 Average: ens3 334.44 216.63 3523.05 40.17 0.00 0.00 0.00 0.00 Average: lo 1.76 1.76 0.21 0.21 0.00 0.00 0.00 0.00 Average: docker0 69.28 97.24 5.72 1456.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2086) 12/29/25 _x86_64_ (8 CPU) 16:17:36 LINUX RESTART (8 CPU) 16:18:01 CPU %user %nice %system %iowait %steal %idle 16:19:01 all 12.45 0.00 1.06 1.85 0.04 84.59 16:19:01 0 13.67 0.00 1.39 4.62 0.05 80.27 16:19:01 1 7.82 0.00 0.75 0.22 0.02 91.19 16:19:01 2 7.00 0.00 0.40 0.28 0.03 92.28 16:19:01 3 5.57 0.00 0.75 4.08 0.03 89.56 16:19:01 4 5.18 0.00 1.07 2.99 0.05 90.70 16:19:01 5 36.24 0.00 2.18 2.02 0.05 59.50 16:19:01 6 9.27 0.00 0.82 0.20 0.02 89.70 16:19:01 7 14.86 0.00 1.15 0.38 0.03 83.58 16:20:01 all 23.87 0.00 2.10 1.62 0.07 72.34 16:20:01 0 18.95 0.00 1.98 0.82 0.07 78.19 16:20:01 1 21.98 0.00 1.87 0.18 0.08 75.88 16:20:01 2 25.21 0.00 1.63 0.08 0.05 73.04 16:20:01 3 22.23 0.00 1.82 0.89 0.08 74.98 16:20:01 4 22.92 0.00 2.55 6.90 0.05 67.57 16:20:01 5 30.34 0.00 1.69 0.55 0.08 67.33 16:20:01 6 24.47 0.00 3.35 3.48 0.07 68.63 16:20:01 7 24.85 0.00 1.93 0.05 0.07 73.11 16:21:01 all 22.20 0.00 1.98 0.95 0.06 74.82 16:21:01 0 20.18 0.00 1.83 0.07 0.05 77.87 16:21:01 1 19.18 0.00 1.73 0.02 0.05 79.03 16:21:01 2 17.70 0.00 1.74 0.02 0.05 80.50 16:21:01 3 16.99 0.00 1.08 0.13 0.05 81.75 16:21:01 4 12.51 0.00 2.13 6.53 0.05 78.77 16:21:01 5 36.40 0.00 2.35 0.08 0.05 61.11 16:21:01 6 31.76 0.00 2.45 0.59 0.07 65.14 16:21:01 7 22.90 0.00 2.49 0.22 0.05 74.34 Average: all 19.50 0.00 1.71 1.47 0.05 77.26 Average: 0 17.60 0.00 1.73 1.84 0.06 78.78 Average: 1 16.32 0.00 1.45 0.14 0.05 82.05 Average: 2 16.62 0.00 1.25 0.13 0.04 81.95 Average: 3 14.92 0.00 1.22 1.70 0.06 82.10 Average: 4 13.53 0.00 1.92 5.47 0.05 79.03 Average: 5 34.33 0.00 2.07 0.89 0.06 62.65 Average: 6 21.82 0.00 2.20 1.42 0.05 74.50 Average: 7 20.86 0.00 1.86 0.22 0.05 77.02