---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2613 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: 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): 0-3 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 9.4G 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 548 12083 0 3407 15161 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:4b:40:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.223/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe4b:40f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2613) 10/17/26 _x86_64_ (4 CPU) 20:15:41 LINUX RESTART (4 CPU) 20:16:01 tps rtps wtps bread/s bwrtn/s 20:17:01 221.65 36.38 185.27 1489.35 46097.38 20:18:01 623.64 34.46 589.19 1728.22 41402.33 20:19:01 245.56 0.00 245.56 0.00 9362.17 20:20:01 4.75 0.00 4.75 0.00 566.17 20:21:01 14.82 2.55 12.27 91.60 1156.13 Average: 222.10 14.68 207.43 661.89 19718.18 20:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:17:01 13798300 15623200 2626660 15.99 69940 1946408 712992 4.08 597004 1798096 339192 20:18:01 11875088 14831468 4549872 27.70 138500 2902204 1857224 10.63 1515168 2663288 261096 20:19:01 11139568 14115836 5285392 32.18 139092 2918528 2578952 14.76 2222616 2678500 13212 20:20:01 9927500 12905760 6497460 39.56 139164 2920500 3813072 21.82 3414448 2679716 40 20:21:01 12334188 15478584 4090772 24.91 141932 3075252 834276 4.77 923900 2792320 149676 Average: 11814929 14590970 4610031 28.07 125726 2752578 1959303 11.21 1734627 2522384 152643 20:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:17:01 ens3 125.50 81.75 1786.10 24.86 0.00 0.00 0.00 0.00 20:17:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 20:18:01 ens3 416.03 328.81 5835.63 44.39 0.00 0.00 0.00 0.00 20:18:01 lo 4.00 4.00 0.36 0.36 0.00 0.00 0.00 0.00 20:19:01 ens3 0.75 0.25 0.09 0.14 0.00 0.00 0.00 0.00 20:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 ens3 0.52 0.25 0.08 0.38 0.00 0.00 0.00 0.00 20:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:21:01 ens3 52.05 52.13 394.87 320.18 0.00 0.00 0.00 0.00 20:21:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 118.98 92.65 1603.54 77.98 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2613) 10/17/26 _x86_64_ (4 CPU) 20:15:41 LINUX RESTART (4 CPU) 20:16:01 CPU %user %nice %system %iowait %steal %idle 20:17:01 all 19.80 0.00 1.54 3.09 0.01 75.56 20:17:01 0 22.74 0.00 1.63 0.80 0.02 74.81 20:17:01 1 6.05 0.00 0.83 0.83 0.00 92.29 20:17:01 2 23.28 0.00 2.01 6.76 0.02 67.94 20:17:01 3 27.28 0.00 1.69 3.96 0.02 67.05 20:18:01 all 29.79 0.00 4.90 1.48 0.02 63.81 20:18:01 0 26.26 0.00 5.49 3.42 0.02 64.81 20:18:01 1 37.48 0.00 6.26 1.66 0.03 54.56 20:18:01 2 26.52 0.00 4.16 0.51 0.02 68.80 20:18:01 3 28.88 0.00 3.70 0.34 0.02 67.07 20:19:01 all 34.15 0.00 0.70 0.38 0.02 64.74 20:19:01 0 18.01 0.00 0.61 0.20 0.02 81.16 20:19:01 1 28.99 0.00 0.89 0.65 0.02 69.45 20:19:01 2 54.43 0.00 0.64 0.12 0.03 44.79 20:19:01 3 35.39 0.00 0.67 0.54 0.03 63.37 20:20:01 all 48.30 0.00 0.95 0.02 0.03 50.71 20:20:01 0 43.22 0.00 0.84 0.02 0.02 55.91 20:20:01 1 52.57 0.00 1.04 0.00 0.03 46.36 20:20:01 2 45.76 0.00 1.04 0.02 0.02 53.17 20:20:01 3 51.68 0.00 0.85 0.03 0.03 47.40 20:21:01 all 27.92 0.00 0.81 0.05 0.02 71.20 20:21:01 0 28.11 0.00 0.67 0.10 0.03 71.09 20:21:01 1 40.94 0.00 1.10 0.05 0.03 57.87 20:21:01 2 20.20 0.00 0.83 0.02 0.02 78.94 20:21:01 3 22.41 0.00 0.65 0.02 0.02 76.90 Average: all 31.98 0.00 1.78 1.00 0.02 65.22 Average: 0 27.64 0.00 1.84 0.90 0.02 69.59 Average: 1 33.15 0.00 2.02 0.64 0.02 64.17 Average: 2 34.03 0.00 1.73 1.48 0.02 62.73 Average: 3 33.13 0.00 1.51 0.98 0.02 64.36