---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-408 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.5G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1266 11266 0 3506 14443 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:78:61:54 brd ff:ff:ff:ff:ff:ff inet 10.30.106.210/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe78:6154/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-408) 02/28/26 _x86_64_ (4 CPU) 02:51:27 LINUX RESTART (4 CPU) 02:52:01 tps rtps wtps bread/s bwrtn/s 02:53:01 136.94 11.26 125.67 259.51 39379.94 02:54:01 311.48 1.67 309.82 25.86 26540.91 02:55:01 341.84 8.80 333.04 478.72 24053.06 02:56:01 36.41 0.97 35.44 89.05 10508.12 Average: 206.67 5.67 200.99 213.29 25121.10 02:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13532736 15268964 2892232 17.61 70272 1860144 1187344 6.80 962792 1703184 125852 02:54:01 11842240 14827676 4582728 27.90 152012 2898684 1446172 8.28 1482800 2704912 658356 02:55:01 12261096 15497384 4163872 25.35 153792 3133756 762368 4.36 987068 2780528 193956 02:56:01 11561520 14810956 4863448 29.61 155964 3145936 1441024 8.25 1769160 2697924 26296 Average: 12299398 15101245 4125570 25.12 133010 2759630 1209227 6.92 1300455 2471637 251115 02:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 ens3 171.18 124.91 2256.57 20.79 0.00 0.00 0.00 0.00 02:53:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 02:54:01 ens3 855.32 580.39 9388.45 80.74 0.00 0.00 0.00 0.00 02:54:01 lo 3.60 3.60 0.32 0.32 0.00 0.00 0.00 0.00 02:55:01 ens3 489.27 300.93 606.11 100.24 0.00 0.00 0.00 0.00 02:55:01 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 02:56:01 ens3 134.48 85.44 111.31 172.42 0.00 0.00 0.00 0.00 02:56:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 412.55 272.91 3090.57 93.55 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-408) 02/28/26 _x86_64_ (4 CPU) 02:51:27 LINUX RESTART (4 CPU) 02:52:01 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 21.25 0.00 1.47 2.54 0.06 74.68 02:53:01 0 13.14 0.00 0.82 2.98 0.05 83.02 02:53:01 1 15.91 0.00 1.10 0.63 0.08 82.28 02:53:01 2 41.77 0.00 2.69 1.23 0.08 54.23 02:53:01 3 14.18 0.00 1.27 5.33 0.05 79.17 02:54:01 all 31.55 0.00 5.28 0.88 0.12 62.17 02:54:01 0 31.12 0.00 3.80 0.92 0.12 64.05 02:54:01 1 29.91 0.00 5.93 0.24 0.10 63.83 02:54:01 2 31.82 0.00 5.07 1.82 0.12 61.18 02:54:01 3 33.35 0.00 6.34 0.52 0.13 59.65 02:55:01 all 41.90 0.00 2.17 1.13 0.08 54.72 02:55:01 0 38.87 0.00 1.64 0.03 0.07 59.39 02:55:01 1 42.27 0.00 2.14 2.23 0.08 53.27 02:55:01 2 44.05 0.00 2.57 2.15 0.08 51.15 02:55:01 3 42.41 0.00 2.31 0.13 0.08 55.06 02:56:01 all 24.31 0.00 1.06 0.34 0.05 74.23 02:56:01 0 25.50 0.00 1.12 0.03 0.05 73.29 02:56:01 1 42.50 0.00 1.44 0.77 0.07 55.23 02:56:01 2 13.56 0.00 0.97 0.53 0.05 84.88 02:56:01 3 15.77 0.00 0.69 0.02 0.05 83.47 Average: all 29.73 0.00 2.49 1.22 0.08 66.48 Average: 0 27.15 0.00 1.84 0.99 0.07 69.95 Average: 1 32.63 0.00 2.64 0.97 0.08 63.68 Average: 2 32.79 0.00 2.82 1.43 0.08 62.87 Average: 3 26.38 0.00 2.64 1.50 0.08 69.40