---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8755 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 7.6G 12G 40% / 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 476 5325 0 2173 7219 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:39:58:42 brd ff:ff:ff:ff:ff:ff inet 10.32.6.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe39:5842/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8755) 03/13/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 109.55 53.87 55.67 3534.61 5301.13 07:07:01 89.00 30.55 58.45 1730.42 10121.81 07:08:01 67.61 8.51 59.10 502.50 7312.76 07:09:01 25.88 1.65 24.23 76.92 4955.84 Average: 72.94 23.62 49.32 1459.95 6909.52 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5952128 7387636 2215284 27.12 38340 1576488 729672 7.92 616912 1433100 96564 07:07:01 5610896 7311960 2556516 31.30 57788 1807300 784700 8.51 708264 1651064 102020 07:08:01 5490188 7415984 2677224 32.78 65120 2018284 669260 7.26 721176 1747396 114432 07:09:01 5403084 7341280 2764328 33.85 67476 2027528 740464 8.03 804292 1749992 8952 Average: 5614074 7364215 2553338 31.26 57181 1857400 731024 7.93 712661 1645388 80492 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 432.41 241.41 1472.59 65.78 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 82.44 78.36 477.86 20.04 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 287.09 337.20 1520.18 54.68 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 50.11 61.42 26.96 596.28 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 213.56 180.03 876.08 184.87 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8755) 03/13/26 _x86_64_ (4 CPU) 07:04:48 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.68 0.00 1.74 4.41 1.90 69.27 07:06:02 0 13.41 0.00 1.29 2.42 1.37 81.51 07:06:02 1 21.20 0.00 1.65 2.18 1.55 73.43 07:06:02 2 32.13 0.00 2.22 9.44 2.49 53.71 07:06:02 3 24.01 0.00 1.81 3.61 2.20 68.37 07:07:01 all 25.03 0.00 1.70 2.46 1.43 69.38 07:07:01 0 11.45 0.00 0.76 0.15 0.80 86.84 07:07:01 1 42.49 0.00 2.68 1.59 1.96 51.28 07:07:01 2 16.71 0.00 1.34 6.07 1.32 74.56 07:07:01 3 29.41 0.00 2.01 2.00 1.64 64.94 07:08:01 all 39.83 0.00 2.19 1.05 2.74 54.19 07:08:01 0 36.82 0.00 1.01 0.08 2.13 59.95 07:08:01 1 37.23 0.00 1.62 0.56 2.45 58.12 07:08:01 2 44.28 0.00 2.61 2.34 3.35 47.42 07:08:01 3 40.98 0.00 3.50 1.23 3.02 51.26 07:09:01 all 20.52 0.00 0.93 0.85 0.81 76.89 07:09:01 0 10.57 0.00 0.85 0.02 0.27 88.30 07:09:01 1 1.72 0.00 0.20 0.02 0.45 97.62 07:09:01 2 65.41 0.00 1.95 1.34 1.69 29.61 07:09:01 3 4.66 0.00 0.75 2.03 0.85 91.72 Average: all 27.02 0.00 1.64 2.19 1.72 67.42 Average: 0 18.09 0.00 0.98 0.68 1.14 79.11 Average: 1 25.58 0.00 1.53 1.08 1.60 70.21 Average: 2 39.70 0.00 2.03 4.80 2.22 51.25 Average: 3 24.74 0.00 2.02 2.22 1.93 69.10