---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13566 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): 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 447 5024 0 2503 7241 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ee:c1:5d brd ff:ff:ff:ff:ff:ff inet 10.32.7.68/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:feee:c15d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13566) 09/26/26 _x86_64_ (4 CPU) 05:14:54 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 155.01 55.46 99.55 3625.86 43054.33 05:17:01 103.52 37.59 65.94 2295.20 14127.91 05:18:01 22.41 11.08 11.33 800.80 7199.73 Average: 93.60 34.70 58.90 2240.39 21502.82 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 5899304 7473164 2268116 27.77 49764 1694600 645472 7.00 515076 1572448 198120 05:17:01 5379232 7318112 2788188 34.14 61996 2034220 781556 8.48 712200 1867780 109512 05:18:01 5214372 7469256 2953048 36.16 67612 2335684 622848 6.76 666908 2059984 191416 Average: 5497636 7420177 2669784 32.69 59791 2021501 683292 7.41 631395 1833404 166349 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 392.49 245.50 1750.85 67.75 0.00 0.00 0.00 0.00 05:16:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:17:01 ens3 162.79 161.40 2293.35 27.09 0.00 0.00 0.00 0.00 05:17:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 05:18:01 ens3 163.66 162.81 2683.19 26.81 0.00 0.00 0.00 0.00 05:18:01 lo 121.03 121.03 36.47 36.47 0.00 0.00 0.00 0.00 Average: ens3 240.08 190.06 2242.15 40.63 0.00 0.00 0.00 0.00 Average: lo 41.30 41.30 12.30 12.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13566) 09/26/26 _x86_64_ (4 CPU) 05:14:54 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 20.54 0.00 1.93 4.75 0.07 72.71 05:16:02 0 37.70 0.00 2.80 5.89 0.10 53.51 05:16:02 1 14.67 0.00 1.71 3.77 0.07 79.78 05:16:02 2 12.27 0.00 1.25 1.10 0.07 85.31 05:16:02 3 17.52 0.00 1.91 8.24 0.07 72.27 05:17:01 all 17.28 0.00 0.99 2.00 0.06 79.67 05:17:01 0 16.12 0.00 1.43 1.78 0.05 80.62 05:17:01 1 9.76 0.00 0.81 3.41 0.07 85.96 05:17:01 2 32.80 0.00 1.05 0.97 0.07 65.12 05:17:01 3 10.45 0.00 0.73 1.85 0.05 86.92 05:18:01 all 43.53 0.00 1.53 0.27 0.10 54.57 05:18:01 0 45.79 0.00 1.32 0.08 0.10 52.71 05:18:01 1 42.53 0.00 1.87 0.40 0.10 55.10 05:18:01 2 41.32 0.00 1.27 0.05 0.10 57.26 05:18:01 3 44.48 0.00 1.63 0.52 0.12 53.26 Average: all 27.16 0.00 1.48 2.34 0.08 68.94 Average: 0 33.30 0.00 1.85 2.59 0.08 62.17 Average: 1 22.37 0.00 1.47 2.52 0.08 73.56 Average: 2 28.76 0.00 1.19 0.70 0.08 69.26 Average: 3 24.21 0.00 1.42 3.55 0.08 70.74