---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8772 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 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 465 5284 0 2226 7229 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:96:74:d6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe96:74d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8772) 08/20/26 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 115.96 53.96 61.99 3545.64 5499.00 19:15:01 64.19 12.43 51.76 317.41 9773.57 19:16:01 71.58 7.46 64.11 461.85 10575.41 19:17:01 23.63 0.37 23.26 29.46 4634.72 Average: 68.84 18.56 50.28 1088.83 7620.41 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5943904 7404736 2223508 27.22 39072 1600364 729432 7.91 607540 1452248 119640 19:15:01 5689396 7479808 2478016 30.34 58316 1892804 791272 8.59 537564 1740148 213060 19:16:01 5436720 7422692 2730692 33.43 64136 2077976 668164 7.25 675788 1845396 113104 19:17:01 5408104 7401636 2759308 33.78 66248 2083136 684016 7.42 711708 1837040 10332 Average: 5619531 7427218 2547881 31.20 56943 1913570 718221 7.79 633150 1718708 114034 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 453.85 237.03 1500.61 65.69 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 88.84 75.20 905.04 15.36 0.00 0.00 0.00 0.00 19:15:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 286.49 255.11 1220.96 63.50 0.00 0.00 0.00 0.00 19:16:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 19:17:01 ens3 59.78 57.75 44.61 524.66 0.00 0.00 0.00 0.00 19:17:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 222.26 156.28 917.85 167.30 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 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8772) 08/20/26 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.77 0.00 1.73 3.56 1.34 70.60 19:14:01 0 10.55 0.00 1.25 1.16 1.00 86.04 19:14:01 1 30.88 0.00 1.61 5.67 1.81 60.04 19:14:01 2 17.50 0.00 1.92 5.64 1.08 73.85 19:14:01 3 32.09 0.00 2.16 1.74 1.45 62.56 19:15:01 all 21.91 0.00 1.42 1.73 1.21 73.73 19:15:01 0 5.47 0.00 0.47 0.12 0.53 93.42 19:15:01 1 9.35 0.00 1.06 5.63 0.86 83.09 19:15:01 2 44.64 0.00 2.84 0.63 2.37 49.52 19:15:01 3 28.13 0.00 1.30 0.57 1.07 68.94 19:16:01 all 36.88 0.00 1.89 1.47 3.24 56.52 19:16:01 0 26.35 0.00 1.60 0.68 2.91 68.47 19:16:01 1 35.36 0.00 1.80 3.72 3.16 55.95 19:16:01 2 28.69 0.00 1.72 0.71 3.42 65.47 19:16:01 3 57.29 0.00 2.46 0.80 3.48 35.98 19:17:01 all 19.92 0.00 0.95 0.72 1.02 77.39 19:17:01 0 10.32 0.00 1.05 0.05 0.53 88.05 19:17:01 1 46.54 0.00 1.36 1.56 1.75 48.79 19:17:01 2 11.26 0.00 0.66 1.22 1.27 85.58 19:17:01 3 11.58 0.00 0.70 0.02 0.55 87.15 Average: all 25.38 0.00 1.50 1.87 1.70 69.55 Average: 0 13.20 0.00 1.09 0.50 1.25 83.96 Average: 1 30.54 0.00 1.46 4.15 1.90 61.96 Average: 2 25.53 0.00 1.78 2.04 2.04 68.60 Average: 3 32.28 0.00 1.66 0.78 1.64 63.65