---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3700 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: 2799.996 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 9.0G 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 594 12574 0 2871 15116 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:40:7f:df brd ff:ff:ff:ff:ff:ff inet 10.30.107.219/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe40:7fdf/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-3700) 05/26/26 _x86_64_ (4 CPU) 03:04:48 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 332.19 26.93 305.27 957.17 46029.93 03:07:01 148.09 15.46 132.63 409.93 39904.28 03:08:01 23.65 3.13 20.51 343.68 4653.36 03:09:01 31.08 3.38 27.70 103.98 3006.17 03:10:01 34.26 5.07 29.20 128.11 17756.37 Average: 113.85 10.79 103.06 388.58 22270.02 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13822060 15502680 2602908 15.85 67364 1810204 863856 4.94 724268 1655368 250112 03:07:01 13276680 15158692 3148288 19.17 83920 1982612 1250976 7.16 1088808 1810180 11984 03:08:01 12280908 14299904 4144060 25.23 86872 2112768 2142700 12.26 1967392 1917304 7388 03:09:01 12895380 15483504 3529588 21.49 90552 2669096 831028 4.76 996656 2257324 461552 03:10:01 12876788 15478072 3548180 21.60 92840 2679668 858564 4.91 1015284 2259564 9228 Average: 13030363 15184570 3394605 20.67 84310 2250870 1189425 6.81 1158482 1979948 148053 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 03:06:01 ens3 335.99 215.51 1882.65 66.65 0.00 0.00 0.00 0.00 03:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:07:01 ens3 255.06 234.98 1427.38 57.03 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 552.26 398.48 1847.56 204.84 0.00 0.00 0.00 0.00 03:09:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 03:09:01 ens3 560.26 378.84 832.34 146.17 0.00 0.00 0.00 0.00 03:10:01 lo 2.47 2.47 0.23 0.23 0.00 0.00 0.00 0.00 03:10:01 ens3 53.12 69.06 15.84 1739.48 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 351.34 259.37 1201.15 442.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3700) 05/26/26 _x86_64_ (4 CPU) 03:04:48 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 21.28 0.00 1.84 4.61 0.07 72.20 03:06:01 0 38.69 0.00 2.86 1.97 0.10 56.38 03:06:01 1 17.67 0.00 2.36 13.03 0.07 66.87 03:06:01 2 17.90 0.00 1.20 2.45 0.07 78.37 03:06:01 3 10.88 0.00 0.90 1.00 0.05 87.16 03:07:01 all 21.23 0.00 1.74 1.21 0.10 75.72 03:07:01 0 18.77 0.00 2.20 2.53 0.13 76.37 03:07:01 1 28.43 0.00 1.99 0.43 0.08 69.06 03:07:01 2 19.44 0.00 1.49 1.71 0.07 77.29 03:07:01 3 18.28 0.00 1.27 0.18 0.08 80.18 03:08:01 all 36.91 0.00 6.84 0.07 0.08 56.10 03:08:01 0 49.08 0.00 9.03 0.02 0.10 41.77 03:08:01 1 46.52 0.00 11.27 0.22 0.10 41.89 03:08:01 2 26.84 0.00 3.71 0.02 0.08 69.35 03:08:01 3 25.09 0.00 3.36 0.03 0.07 71.44 03:09:01 all 40.10 0.00 2.00 3.13 0.10 54.67 03:09:01 0 36.32 0.00 1.36 0.10 0.08 62.14 03:09:01 1 38.16 0.00 2.08 4.14 0.08 55.54 03:09:01 2 44.22 0.00 1.80 7.71 0.10 46.17 03:09:01 3 41.74 0.00 2.81 0.60 0.08 54.76 03:10:01 all 8.38 0.00 0.60 21.56 0.03 69.42 03:10:01 0 14.75 0.00 0.67 5.41 0.07 79.11 03:10:01 1 3.92 0.00 0.60 38.55 0.02 56.91 03:10:01 2 10.34 0.00 0.80 35.56 0.05 53.24 03:10:01 3 4.51 0.00 0.30 6.78 0.02 88.40 Average: all 25.57 0.00 2.61 6.12 0.08 65.63 Average: 0 31.53 0.00 3.22 2.01 0.10 63.14 Average: 1 26.94 0.00 3.66 11.28 0.07 58.04 Average: 2 23.72 0.00 1.80 9.49 0.07 64.92 Average: 3 20.09 0.00 1.73 1.72 0.06 76.40