---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4770 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 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 840 28736 0 2590 30893 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:0a:15:c7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.101/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86202sec preferred_lft 86202sec inet6 fe80::f816:3eff:fe0a:15c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:10:a9:75:cb 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-4770) 04/22/26 _x86_64_ (8 CPU) 04:23:51 LINUX RESTART (8 CPU) 04:24:01 tps rtps wtps bread/s bwrtn/s 04:25:01 415.08 74.04 341.04 5330.36 133814.86 04:26:01 193.73 21.78 171.95 780.00 65486.69 04:27:01 45.01 5.07 39.94 174.10 11008.17 Average: 217.95 33.63 184.32 2095.00 70106.78 04:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:25:01 30184848 31713660 2754372 8.36 66992 1774972 1376032 4.05 835308 1633540 157564 04:26:01 28788872 30741736 4150348 12.60 91196 2154704 2861664 8.42 1863808 1958568 28540 04:27:01 29402516 31610880 3536704 10.74 95220 2403020 1460264 4.30 1168688 2036328 11092 Average: 29458745 31355425 3480475 10.57 84469 2110899 1899320 5.59 1289268 1876145 65732 04:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:25:01 lo 2.00 2.00 0.22 0.22 0.00 0.00 0.00 0.00 04:25:01 ens3 426.67 285.82 1687.05 77.02 0.00 0.00 0.00 0.00 04:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:26:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 04:26:01 ens3 525.75 407.30 3679.35 93.19 0.00 0.00 0.00 0.00 04:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:27:01 lo 2.27 2.27 0.22 0.22 0.00 0.00 0.00 0.00 04:27:01 ens3 465.66 321.30 135.14 1409.65 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 1.69 1.69 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 472.69 338.14 1833.84 526.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4770) 04/22/26 _x86_64_ (8 CPU) 04:23:51 LINUX RESTART (8 CPU) 04:24:01 CPU %user %nice %system %iowait %steal %idle 04:25:01 all 9.72 0.00 1.29 2.62 0.03 86.33 04:25:01 0 9.69 0.00 0.87 1.75 0.03 87.66 04:25:01 1 27.93 0.00 2.81 4.72 0.08 64.46 04:25:01 2 8.85 0.00 1.15 0.20 0.03 89.77 04:25:01 3 12.24 0.00 2.53 0.42 0.03 84.77 04:25:01 4 4.58 0.00 0.63 0.93 0.03 93.82 04:25:01 5 2.10 0.00 0.75 1.57 0.03 95.55 04:25:01 6 8.27 0.00 1.04 10.95 0.03 79.70 04:25:01 7 4.17 0.00 0.53 0.47 0.03 94.79 04:26:01 all 21.17 0.00 1.39 0.92 0.06 76.47 04:26:01 0 25.04 0.00 1.08 0.28 0.03 73.56 04:26:01 1 9.58 0.00 1.39 1.00 0.05 87.98 04:26:01 2 29.32 0.00 2.26 1.86 0.07 66.49 04:26:01 3 11.10 0.00 0.86 0.02 0.05 87.97 04:26:01 4 27.63 0.00 0.63 0.10 0.05 71.59 04:26:01 5 20.89 0.00 1.62 0.13 0.07 77.29 04:26:01 6 18.47 0.00 2.48 3.95 0.07 75.04 04:26:01 7 27.46 0.00 0.82 0.02 0.07 71.64 04:27:01 all 18.64 0.00 1.40 0.29 0.04 79.63 04:27:01 0 16.50 0.00 0.89 0.43 0.05 82.13 04:27:01 1 9.80 0.00 0.82 0.25 0.03 89.10 04:27:01 2 7.76 0.00 1.10 1.17 0.02 89.95 04:27:01 3 31.85 0.00 2.58 0.22 0.05 65.30 04:27:01 4 27.59 0.00 2.12 0.08 0.07 70.14 04:27:01 5 19.75 0.00 1.37 0.08 0.03 78.76 04:27:01 6 13.19 0.00 1.22 0.02 0.03 85.54 04:27:01 7 22.64 0.00 1.02 0.07 0.03 76.24 Average: all 16.51 0.00 1.36 1.28 0.04 80.81 Average: 0 17.08 0.00 0.95 0.82 0.04 81.11 Average: 1 15.76 0.00 1.67 1.99 0.06 80.52 Average: 2 15.31 0.00 1.50 1.08 0.04 82.08 Average: 3 18.37 0.00 1.99 0.22 0.04 79.38 Average: 4 19.92 0.00 1.13 0.37 0.05 78.53 Average: 5 14.24 0.00 1.25 0.60 0.04 83.87 Average: 6 13.31 0.00 1.58 4.97 0.04 80.10 Average: 7 18.08 0.00 0.79 0.18 0.04 80.90