---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5580 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 7.8G 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 456 5147 0 2371 7236 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:1a:30:ed brd ff:ff:ff:ff:ff:ff inet 10.32.7.220/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe1a:30ed/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-5580) 10/04/25 _x86_64_ (4 CPU) 11:17:02 LINUX RESTART (4 CPU) 11:18:01 tps rtps wtps bread/s bwrtn/s 11:19:01 59.76 5.13 54.63 162.35 8611.13 11:20:01 59.42 24.80 34.62 1502.27 7157.87 11:21:01 10.21 0.00 10.21 0.00 396.47 11:22:01 46.61 2.13 44.48 115.05 8823.86 11:23:01 25.99 0.68 25.30 77.69 4828.92 Average: 40.40 6.55 33.85 371.41 5963.62 11:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:19:01 5853208 7496100 2314212 28.33 55732 1751624 598824 6.50 507568 1612004 123240 11:20:01 5540752 7304156 2626668 32.16 58884 1866804 795916 8.64 713780 1712492 1600 11:21:01 5528996 7300168 2638424 32.30 60896 1871540 795916 8.64 720064 1716300 1040 11:22:01 5245612 7376244 2921808 35.77 65928 2218648 721304 7.83 679176 2025536 116620 11:23:01 5240548 7377396 2926872 35.84 68268 2222308 725552 7.87 684796 2024512 11884 Average: 5481823 7370813 2685597 32.88 61942 1986185 727502 7.89 661077 1818169 50877 11:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:19:01 ens3 49.32 41.64 647.45 5.80 0.00 0.00 0.00 0.00 11:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:20:01 ens3 144.90 126.35 1163.36 24.45 0.00 0.00 0.00 0.00 11:20:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 11:21:01 ens3 60.66 87.04 67.32 14.03 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:22:01 ens3 666.16 596.87 4091.68 78.42 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:23:01 ens3 12.09 12.86 9.42 6.20 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 186.61 172.94 1195.75 25.78 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5580) 10/04/25 _x86_64_ (4 CPU) 11:17:02 LINUX RESTART (4 CPU) 11:18:01 CPU %user %nice %system %iowait %steal %idle 11:19:01 all 21.01 0.00 1.16 1.76 0.93 75.14 11:19:01 0 11.69 0.00 0.85 0.51 0.86 86.08 11:19:01 1 7.25 0.00 0.80 5.13 0.40 86.42 11:19:01 2 35.31 0.00 1.60 0.23 1.37 61.48 11:19:01 3 29.86 0.00 1.38 1.15 1.05 66.56 11:20:01 all 13.70 0.00 0.77 1.03 0.73 83.77 11:20:01 0 12.58 0.00 0.50 1.78 0.75 84.39 11:20:01 1 16.81 0.00 0.87 0.42 0.85 81.06 11:20:01 2 14.49 0.00 0.84 0.15 0.82 83.69 11:20:01 3 10.93 0.00 0.87 1.75 0.53 85.91 11:21:01 all 3.72 0.00 0.35 0.04 0.23 95.67 11:21:01 0 7.18 0.00 0.89 0.02 0.25 91.66 11:21:01 1 0.72 0.00 0.05 0.15 0.07 99.02 11:21:01 2 5.86 0.00 0.35 0.00 0.50 93.29 11:21:01 3 1.13 0.00 0.10 0.00 0.07 98.70 11:22:01 all 19.74 0.00 1.61 0.46 0.96 77.23 11:22:01 0 31.22 0.00 1.22 0.17 1.23 66.16 11:22:01 1 15.15 0.00 1.10 1.46 0.85 81.44 11:22:01 2 15.42 0.00 2.51 0.18 0.99 80.90 11:22:01 3 17.15 0.00 1.62 0.00 0.78 80.45 11:23:01 all 20.52 0.00 0.94 0.79 0.75 77.01 11:23:01 0 36.50 0.00 1.13 0.22 1.07 61.08 11:23:01 1 3.49 0.00 0.53 0.28 0.38 95.31 11:23:01 2 38.54 0.00 1.48 0.15 1.33 58.50 11:23:01 3 3.50 0.00 0.63 2.49 0.23 93.14 Average: all 15.75 0.00 0.97 0.81 0.72 81.76 Average: 0 19.84 0.00 0.92 0.54 0.83 77.87 Average: 1 8.68 0.00 0.67 1.49 0.51 88.65 Average: 2 21.96 0.00 1.36 0.14 1.00 75.54 Average: 3 12.52 0.00 0.92 1.08 0.53 84.95