---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8345 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 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 485 5147 0 2342 7207 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:93:88:ab brd ff:ff:ff:ff:ff:ff inet 10.32.7.18/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe93:88ab/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-8345) 08/15/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 118.60 53.84 64.76 3546.08 5601.62 07:07:01 72.57 22.25 50.32 1429.71 9853.56 07:08:01 62.04 16.23 45.81 827.99 11135.50 07:09:01 25.71 1.95 23.76 110.91 6212.43 Average: 69.73 23.57 46.16 1478.61 8201.23 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5907824 7384092 2259596 27.67 40128 1613900 726044 7.88 630260 1461692 132436 07:07:01 5539364 7361240 2628056 32.18 58248 1924380 848320 9.20 654824 1771724 212384 07:08:01 5262772 7364016 2904648 35.56 66252 2188736 695616 7.55 781900 1907164 156664 07:09:01 5296356 7406512 2871064 35.15 68356 2194916 653584 7.09 754452 1899532 9280 Average: 5501579 7378965 2665841 32.64 58246 1980483 730891 7.93 705359 1760028 127691 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:01 ens3 442.79 243.08 1490.80 66.31 0.00 0.00 0.00 0.00 07:07:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 07:07:01 ens3 84.81 73.52 901.94 15.55 0.00 0.00 0.00 0.00 07:08:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 07:08:01 ens3 122.67 108.20 1851.26 21.50 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 56.57 65.69 28.46 678.82 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 176.70 122.61 1068.16 195.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8345) 08/15/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 24.12 0.00 1.88 3.52 0.97 69.52 07:06:01 0 33.41 0.00 1.73 0.88 1.02 62.96 07:06:01 1 10.01 0.00 1.62 8.74 0.68 78.95 07:06:01 2 11.56 0.00 1.22 1.76 0.75 84.71 07:06:01 3 41.43 0.00 2.93 2.70 1.43 51.50 07:07:01 all 22.28 0.00 1.49 1.80 0.94 73.49 07:07:01 0 3.82 0.00 0.57 0.18 0.32 95.11 07:07:01 1 10.10 0.00 0.92 3.42 0.55 85.01 07:07:01 2 11.20 0.00 1.08 2.58 1.05 84.10 07:07:01 3 64.12 0.00 3.37 1.03 1.85 29.62 07:08:01 all 41.04 0.00 2.12 1.25 2.72 52.87 07:08:01 0 46.44 0.00 2.39 0.47 2.69 48.00 07:08:01 1 32.62 0.00 1.87 2.38 2.25 60.88 07:08:01 2 36.81 0.00 2.40 1.64 2.92 56.23 07:08:01 3 48.27 0.00 1.83 0.52 2.98 46.41 07:09:01 all 20.69 0.00 1.26 0.63 0.67 76.75 07:09:01 0 12.11 0.00 1.13 0.15 0.35 86.26 07:09:01 1 45.33 0.00 1.78 0.23 1.12 51.53 07:09:01 2 14.16 0.00 0.76 0.15 0.70 84.22 07:09:01 3 11.16 0.00 1.35 1.99 0.50 85.00 Average: all 27.04 0.00 1.69 1.80 1.32 68.15 Average: 0 23.95 0.00 1.46 0.42 1.09 73.08 Average: 1 24.53 0.00 1.55 3.69 1.15 69.08 Average: 2 18.42 0.00 1.37 1.53 1.35 77.33 Average: 3 41.25 0.00 2.37 1.56 1.69 53.12