---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8581 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 482 5147 0 2346 7210 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:7b:bf:91 brd ff:ff:ff:ff:ff:ff inet 10.32.7.175/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe7b:bf91/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8581) 08/18/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 134.51 54.67 79.84 3589.54 40652.84 07:07:01 54.86 0.15 54.71 21.01 9557.57 07:08:01 80.12 38.39 41.73 2256.69 9880.62 07:09:01 29.91 1.88 28.03 108.25 8400.87 Average: 74.93 23.87 51.06 1499.97 17154.31 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5969864 7392696 2197556 26.91 36884 1565784 702684 7.62 606080 1427864 77804 07:07:01 5657900 7377780 2509520 30.73 56684 1825408 710408 7.71 636092 1674000 173124 07:08:01 5305576 7408032 2861844 35.04 65592 2190140 657792 7.14 735444 1907648 212968 07:09:01 5268924 7381164 2898496 35.49 68024 2196916 686128 7.44 771504 1908172 9632 Average: 5550566 7389918 2616854 32.04 56796 1944562 689253 7.48 687280 1729421 118382 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 393.57 222.78 1471.82 65.82 0.00 0.00 0.00 0.00 07:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:07:01 ens3 20.65 18.35 398.44 3.29 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 180.92 163.37 2389.04 33.39 0.00 0.00 0.00 0.00 07:09:01 lo 1.33 1.33 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 55.54 69.06 27.33 670.44 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 163.26 118.80 1074.45 194.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8581) 08/18/26 _x86_64_ (4 CPU) 07:04:51 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.44 0.00 1.99 4.58 1.18 69.81 07:06:02 0 20.20 0.00 2.04 4.87 1.02 71.87 07:06:02 1 21.11 0.00 1.94 7.68 0.97 68.30 07:06:02 2 28.02 0.00 2.06 4.18 1.65 64.09 07:06:02 3 20.38 0.00 1.90 1.58 1.07 75.07 07:07:01 all 20.34 0.00 1.36 1.55 1.27 75.48 07:07:01 0 3.69 0.00 0.49 2.71 0.36 92.75 07:07:01 1 35.91 0.00 2.18 2.83 1.67 57.41 07:07:01 2 19.92 0.00 1.55 0.25 1.58 76.70 07:07:01 3 21.78 0.00 1.23 0.40 1.47 75.11 07:08:01 all 39.74 0.00 2.16 1.97 3.70 52.43 07:08:01 0 34.77 0.00 2.28 1.70 3.61 57.63 07:08:01 1 37.24 0.00 1.90 1.09 3.49 56.28 07:08:01 2 44.74 0.00 1.82 1.92 3.66 47.86 07:08:01 3 42.20 0.00 2.66 3.19 4.05 47.91 07:09:01 all 19.76 0.00 0.91 1.03 1.19 77.11 07:09:01 0 36.97 0.00 0.90 1.05 1.52 59.57 07:09:01 1 12.01 0.00 0.73 1.26 1.19 84.81 07:09:01 2 23.53 0.00 1.21 1.40 0.97 72.90 07:09:01 3 6.64 0.00 0.76 0.41 1.10 91.09 Average: all 25.60 0.00 1.61 2.28 1.84 68.67 Average: 0 24.01 0.00 1.43 2.58 1.63 70.34 Average: 1 26.54 0.00 1.68 3.21 1.83 66.74 Average: 2 29.10 0.00 1.66 1.94 1.97 65.33 Average: 3 22.75 0.00 1.64 1.40 1.92 72.28