---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1623 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 9.0G 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 607 12581 0 2850 15104 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:38:c9:8a brd ff:ff:ff:ff:ff:ff inet 10.30.106.45/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe38:c98a/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-1623) 10/14/26 _x86_64_ (4 CPU) 09:10:10 LINUX RESTART (4 CPU) 09:11:02 tps rtps wtps bread/s bwrtn/s 09:12:01 166.16 15.34 150.82 390.44 27006.54 09:13:01 54.19 5.15 49.04 400.33 9756.51 09:14:01 26.32 1.93 24.39 110.23 4383.87 Average: 81.75 7.43 74.32 299.82 13640.88 09:11:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:12:01 13220916 15086776 3204052 19.51 78864 1972840 1307820 7.48 1157888 1801480 162120 09:13:01 12184988 14186536 4239980 25.81 80548 2103476 2121296 12.14 2081540 1903888 7656 09:14:01 12910184 15493708 3514784 21.40 84756 2671172 824220 4.72 1000896 2244404 481176 Average: 12772029 14922340 3652939 22.24 81389 2249163 1417779 8.11 1413441 1983257 216984 09:11:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:12:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 09:12:01 ens3 217.73 170.11 2313.25 40.40 0.00 0.00 0.00 0.00 09:13:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 09:13:01 ens3 1457.71 1138.74 2106.50 465.64 0.00 0.00 0.00 0.00 09:14:01 lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 09:14:01 ens3 261.91 203.10 751.93 83.78 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 648.15 505.83 1720.55 197.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1623) 10/14/26 _x86_64_ (4 CPU) 09:10:10 LINUX RESTART (4 CPU) 09:11:02 CPU %user %nice %system %iowait %steal %idle 09:12:01 all 30.77 0.00 2.37 1.55 0.02 65.29 09:12:01 0 26.07 0.00 1.57 0.12 0.00 72.24 09:12:01 1 35.00 0.00 2.55 0.90 0.02 61.53 09:12:01 2 36.71 0.00 2.91 4.66 0.03 55.69 09:12:01 3 25.26 0.00 2.47 0.51 0.00 71.76 09:13:01 all 37.24 0.00 6.06 0.21 0.02 56.47 09:13:01 0 35.65 0.00 2.99 0.05 0.02 61.30 09:13:01 1 31.48 0.00 8.61 0.15 0.02 59.74 09:13:01 2 55.84 0.00 3.37 0.08 0.03 40.67 09:13:01 3 25.98 0.00 9.26 0.55 0.02 64.19 09:14:01 all 40.67 0.00 2.30 0.10 0.03 56.91 09:14:01 0 40.69 0.00 1.75 0.02 0.05 57.48 09:14:01 1 43.83 0.00 2.87 0.05 0.03 53.21 09:14:01 2 32.22 0.00 2.47 0.18 0.00 65.12 09:14:01 3 45.89 0.00 2.09 0.15 0.03 51.84 Average: all 36.26 0.00 3.58 0.61 0.02 59.52 Average: 0 34.20 0.00 2.11 0.06 0.02 63.61 Average: 1 36.78 0.00 4.69 0.36 0.02 58.14 Average: 2 41.62 0.00 2.92 1.62 0.02 53.82 Average: 3 32.43 0.00 4.62 0.40 0.02 62.54