---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2926 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 8.9G 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 610 12648 0 2780 15101 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:4c:c3:77 brd ff:ff:ff:ff:ff:ff inet 10.30.107.159/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:fe4c:c377/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2926) 10/18/26 _x86_64_ (4 CPU) 18:48:33 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 141.72 16.39 125.32 1263.05 39535.75 18:51:01 124.48 13.51 110.96 493.78 15329.05 18:52:01 38.36 12.96 25.40 860.26 4314.21 18:53:01 13.10 1.98 11.11 51.59 1086.75 Average: 79.42 11.21 68.20 667.19 15067.46 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13762852 15574652 2662116 16.21 70920 1932204 788052 4.51 648748 1782944 233264 18:51:01 13251504 15305152 3173464 19.32 86944 2146664 994692 5.69 970560 1948068 20860 18:52:01 11528724 13710064 4896244 29.81 89816 2267176 2648400 15.16 2634188 1994204 1640 18:53:01 12973424 15473952 3451544 21.01 91468 2581096 846440 4.84 1006632 2173660 304584 Average: 12879126 15015955 3545842 21.59 84787 2231785 1319396 7.55 1315032 1974719 140087 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 150.75 100.92 1665.48 22.94 0.00 0.00 0.00 0.00 18:50:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 18:51:01 ens3 343.68 309.47 3053.01 72.88 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 235.29 156.39 736.61 55.03 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 282.07 167.06 394.28 73.56 0.00 0.00 0.00 0.00 18:53:01 lo 0.65 0.65 0.91 0.91 0.00 0.00 0.00 0.00 Average: ens3 252.94 183.45 1462.35 56.10 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.27 0.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2926) 10/18/26 _x86_64_ (4 CPU) 18:48:33 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 16.84 0.00 1.40 2.70 0.01 79.04 18:50:01 0 41.15 0.00 2.64 1.54 0.02 54.66 18:50:01 1 9.07 0.00 1.00 5.46 0.00 84.46 18:50:01 2 6.38 0.00 0.92 3.15 0.02 89.53 18:50:01 3 10.70 0.00 1.00 0.65 0.02 87.63 18:51:01 all 18.91 0.00 1.90 0.48 0.01 78.71 18:51:01 0 15.59 0.00 1.92 0.03 0.02 82.44 18:51:01 1 19.65 0.00 1.54 0.02 0.00 78.80 18:51:01 2 16.31 0.00 1.74 0.15 0.00 81.80 18:51:01 3 24.11 0.00 2.39 1.69 0.02 71.79 18:52:01 all 73.72 0.00 2.48 0.18 0.03 23.59 18:52:01 0 74.32 0.00 2.11 0.07 0.02 23.49 18:52:01 1 76.87 0.00 2.43 0.17 0.03 20.51 18:52:01 2 76.99 0.00 2.93 0.23 0.03 19.82 18:52:01 3 66.67 0.00 2.47 0.27 0.03 30.56 18:53:01 all 66.68 0.00 2.85 0.04 0.03 30.40 18:53:01 0 61.42 0.00 2.84 0.02 0.03 35.69 18:53:01 1 66.34 0.00 2.08 0.05 0.02 31.51 18:53:01 2 68.58 0.00 3.17 0.02 0.03 28.21 18:53:01 3 70.41 0.00 3.30 0.07 0.03 26.19 Average: all 44.02 0.00 2.16 0.85 0.02 52.95 Average: 0 48.13 0.00 2.38 0.41 0.02 49.06 Average: 1 42.94 0.00 1.76 1.43 0.01 53.86 Average: 2 42.07 0.00 2.19 0.89 0.02 54.84 Average: 3 42.95 0.00 2.29 0.67 0.03 54.06