---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11963 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 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 601 12558 0 2880 15110 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:23:7f:75 brd ff:ff:ff:ff:ff:ff inet 10.30.106.253/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe23:7f75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11963) 07/25/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 134.81 11.34 123.47 311.27 36098.15 03:07:01 114.96 4.48 110.48 127.58 37627.73 03:08:01 24.93 5.25 19.68 407.93 6709.95 03:09:01 47.68 2.68 44.99 132.51 19097.88 Average: 80.37 5.92 74.45 244.54 24836.51 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13800004 15613108 2624964 15.98 72712 1930848 713012 4.08 612812 1779664 214180 03:07:01 12950884 14959616 3474084 21.15 85808 2104100 1413720 8.09 1291408 1928420 14892 03:08:01 12399688 14507380 4025280 24.51 88416 2197288 1692312 9.68 1794692 1968964 49308 03:09:01 12918896 15530428 3506072 21.35 92672 2690292 775480 4.44 971440 2263412 26240 Average: 13017368 15152633 3407600 20.75 84902 2230632 1148631 6.57 1167588 1985115 76155 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 155.53 114.86 1735.42 23.64 0.00 0.00 0.00 0.00 03:06:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 363.26 290.85 2567.08 73.44 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1268.31 745.09 701.69 327.93 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 314.23 242.61 352.52 1791.62 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 526.88 349.33 1337.52 556.38 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 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-11963) 07/25/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 14.34 0.00 1.33 2.61 0.05 81.68 03:06:01 0 17.77 0.00 1.94 7.66 0.05 72.58 03:06:01 1 14.55 0.00 1.19 0.90 0.03 83.33 03:06:01 2 21.02 0.00 1.41 1.51 0.05 76.01 03:06:01 3 3.96 0.00 0.77 0.34 0.05 94.88 03:07:01 all 32.67 0.00 1.53 0.88 0.09 64.83 03:07:01 0 37.59 0.00 1.68 0.88 0.08 59.77 03:07:01 1 26.52 0.00 1.72 2.26 0.10 69.40 03:07:01 2 29.02 0.00 1.34 0.03 0.07 69.55 03:07:01 3 37.51 0.00 1.38 0.35 0.08 60.68 03:08:01 all 35.12 0.00 5.44 0.08 0.08 59.29 03:08:01 0 29.88 0.00 1.02 0.02 0.08 69.00 03:08:01 1 25.42 0.00 2.17 0.23 0.08 72.09 03:08:01 2 29.57 0.00 9.26 0.00 0.07 61.10 03:08:01 3 55.49 0.00 9.27 0.07 0.10 35.06 03:09:01 all 35.79 0.00 2.04 0.55 0.08 61.54 03:09:01 0 28.27 0.00 2.32 0.68 0.08 68.64 03:09:01 1 59.67 0.00 2.57 0.33 0.10 37.33 03:09:01 2 34.78 0.00 1.77 0.10 0.05 63.30 03:09:01 3 20.52 0.00 1.53 1.05 0.07 76.84 Average: all 29.55 0.00 2.59 1.02 0.07 66.77 Average: 0 28.43 0.00 1.74 2.29 0.08 67.47 Average: 1 31.61 0.00 1.92 0.93 0.08 65.46 Average: 2 28.63 0.00 3.45 0.41 0.06 67.46 Average: 3 29.53 0.00 3.25 0.45 0.08 66.69