---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19902 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 9.1G 69G 12% / 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 628 12400 0 3011 15081 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:3e:55:04 brd ff:ff:ff:ff:ff:ff inet 10.30.107.63/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86178sec preferred_lft 86178sec inet6 fe80::f816:3eff:fe3e:5504/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19902) 12/11/25 _x86_64_ (4 CPU) 01:12:22 LINUX RESTART (4 CPU) 01:13:02 tps rtps wtps bread/s bwrtn/s 01:14:01 142.92 16.01 126.91 1232.88 43854.26 01:15:01 156.79 20.21 136.58 684.95 21396.03 01:16:01 64.24 1.28 62.96 69.72 17450.82 Average: 121.20 12.48 108.71 659.33 27476.07 01:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13844772 15537968 2580196 15.71 71028 1816948 778408 4.45 691516 1666488 89376 01:15:01 12257744 14694376 4167224 25.37 91180 2518376 1421924 8.14 1618312 2279120 192388 01:16:01 12728368 15473620 3696600 22.51 97700 2809024 803892 4.60 1092340 2321892 27840 Average: 12943628 15235321 3481340 21.20 86636 2381449 1001408 5.73 1134056 2089167 103201 01:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 ens3 125.45 103.46 1145.50 27.85 0.00 0.00 0.00 0.00 01:14:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 01:15:01 ens3 695.12 572.72 8101.25 81.24 0.00 0.00 0.00 0.00 01:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:16:01 ens3 168.12 140.29 701.05 32.68 0.00 0.00 0.00 0.00 01:16:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 330.70 273.10 3328.06 47.37 0.00 0.00 0.00 0.00 Average: lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19902) 12/11/25 _x86_64_ (4 CPU) 01:12:22 LINUX RESTART (4 CPU) 01:13:02 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 13.13 0.00 1.03 2.68 0.05 83.12 01:14:01 0 21.40 0.00 1.79 8.33 0.07 68.41 01:14:01 1 7.22 0.00 0.41 0.58 0.03 91.75 01:14:01 2 5.22 0.00 0.76 1.09 0.03 92.90 01:14:01 3 18.65 0.00 1.12 0.73 0.03 79.47 01:15:01 all 40.29 0.00 2.39 0.58 0.09 56.66 01:15:01 0 41.36 0.00 3.16 1.59 0.08 53.81 01:15:01 1 32.17 0.00 2.37 0.17 0.10 65.19 01:15:01 2 45.06 0.00 1.99 0.52 0.10 52.32 01:15:01 3 42.57 0.00 2.00 0.03 0.10 55.29 01:16:01 all 31.72 0.00 1.79 0.87 0.06 65.56 01:16:01 0 34.13 0.00 1.79 2.59 0.05 61.44 01:16:01 1 16.91 0.00 1.41 0.30 0.07 81.32 01:16:01 2 56.08 0.00 3.13 0.57 0.07 40.15 01:16:01 3 19.93 0.00 0.89 0.02 0.03 79.13 Average: all 28.46 0.00 1.74 1.37 0.06 68.36 Average: 0 32.36 0.00 2.25 4.15 0.07 61.18 Average: 1 18.84 0.00 1.40 0.35 0.07 79.35 Average: 2 35.59 0.00 1.97 0.72 0.07 61.65 Average: 3 27.10 0.00 1.34 0.26 0.06 71.25