---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1467 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: 2799.998 BogoMIPS: 5599.99 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 461 5190 0 2324 7230 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:cc:fb:1e brd ff:ff:ff:ff:ff:ff inet 10.32.6.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86185sec preferred_lft 86185sec inet6 fe80::f816:3eff:fecc:fb1e/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-1467) 10/30/26 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 137.11 54.71 82.40 3568.87 8659.51 12:49:01 139.33 43.78 95.55 2757.94 16229.56 12:50:01 39.50 3.65 35.85 153.82 6351.88 Average: 105.31 34.04 71.27 2160.10 10413.42 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5868372 7454020 2299040 28.15 50196 1705960 652304 7.08 533220 1583376 187112 12:49:01 5096932 7047876 3070480 37.59 65764 2039888 1059936 11.50 1009084 1845588 15884 12:50:01 5332704 7422164 2834708 34.71 70124 2171928 671284 7.28 730016 1886196 9816 Average: 5432669 7308020 2734743 33.48 62028 1972592 794508 8.62 757440 1771720 70937 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 385.22 249.21 1865.88 68.08 0.00 0.00 0.00 0.00 12:48:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 289.45 324.05 2006.15 68.52 0.00 0.00 0.00 0.00 12:49:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 12:50:01 ens3 107.81 115.51 308.40 604.07 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 260.82 229.58 1393.41 246.91 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1467) 10/30/26 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.01 0.00 1.75 3.84 0.07 72.32 12:48:01 0 25.90 0.00 1.65 1.57 0.07 70.82 12:48:01 1 27.63 0.00 2.20 3.77 0.08 66.30 12:48:01 2 17.89 0.00 1.37 3.68 0.08 76.98 12:48:01 3 16.57 0.00 1.79 6.36 0.07 75.21 12:49:01 all 34.77 0.00 2.33 2.66 0.11 60.12 12:49:01 0 53.95 0.00 3.14 2.35 0.13 40.43 12:49:01 1 29.56 0.00 2.01 1.32 0.10 67.01 12:49:01 2 26.39 0.00 1.89 1.59 0.08 70.05 12:49:01 3 29.20 0.00 2.27 5.35 0.12 63.06 12:50:01 all 22.84 0.00 1.28 0.86 0.06 74.96 12:50:01 0 19.92 0.00 1.57 2.21 0.07 76.23 12:50:01 1 27.48 0.00 1.05 0.13 0.05 71.29 12:50:01 2 34.09 0.00 1.72 0.07 0.08 64.04 12:50:01 3 9.83 0.00 0.80 1.04 0.03 88.30 Average: all 26.54 0.00 1.79 2.46 0.08 69.14 Average: 0 33.26 0.00 2.12 2.04 0.09 62.48 Average: 1 28.22 0.00 1.75 1.74 0.08 68.20 Average: 2 26.13 0.00 1.66 1.78 0.08 70.35 Average: 3 18.54 0.00 1.62 4.25 0.07 75.52