---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8916 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 477 5348 0 2149 7220 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:32:82:3a brd ff:ff:ff:ff:ff:ff inet 10.32.7.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe32:823a/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-8916) 11/12/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 95.48 54.09 41.39 3554.47 3892.70 07:07:01 59.75 0.22 59.53 27.11 9376.17 07:08:01 96.85 37.76 59.09 2147.24 8719.35 07:09:01 23.02 1.25 21.77 63.83 4845.04 Average: 68.81 23.43 45.39 1453.99 6697.00 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6093392 7461788 2074028 25.39 34120 1515376 659936 7.16 536016 1376452 61948 07:07:01 5789744 7405548 2377676 29.11 53656 1729900 697248 7.57 606376 1582524 115072 07:08:01 5463512 7370984 2703908 33.11 62616 2004096 716176 7.77 759252 1738592 119196 07:09:01 5432124 7346640 2735296 33.49 64732 2008536 735548 7.98 790152 1737784 10208 Average: 5694693 7396240 2472727 30.28 53781 1814477 702227 7.62 672949 1608838 76606 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 251.29 160.39 1013.21 59.35 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 56.14 47.50 711.80 5.91 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 07:08:01 ens3 272.95 273.95 1412.34 53.93 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 49.73 61.79 26.30 592.89 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 157.94 136.27 791.18 178.78 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 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-8916) 11/12/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 17.13 0.00 1.28 2.54 0.93 78.13 07:06:02 0 6.89 0.00 0.86 0.70 0.58 90.96 07:06:02 1 17.09 0.00 1.07 3.38 0.90 77.56 07:06:02 2 23.54 0.00 1.50 2.05 1.12 71.79 07:06:02 3 21.04 0.00 1.71 3.98 1.13 72.14 07:07:01 all 19.23 0.00 1.03 1.63 1.06 77.05 07:07:01 0 13.09 0.00 0.61 0.07 1.06 85.17 07:07:01 1 3.38 0.00 0.36 0.63 0.42 95.21 07:07:01 2 5.14 0.00 0.47 5.46 0.94 87.98 07:07:01 3 55.56 0.00 2.66 0.34 1.80 39.64 07:08:01 all 38.32 0.00 2.02 1.42 2.87 55.37 07:08:01 0 32.83 0.00 1.93 0.32 2.71 62.22 07:08:01 1 50.04 0.00 2.33 2.88 2.96 41.79 07:08:01 2 28.96 0.00 1.35 1.39 2.74 65.56 07:08:01 3 41.46 0.00 2.52 1.10 3.07 51.84 07:09:01 all 21.17 0.00 0.99 0.75 0.89 76.19 07:09:01 0 4.06 0.00 0.35 0.00 0.53 95.06 07:09:01 1 42.98 0.00 1.73 1.13 1.30 52.85 07:09:01 2 3.85 0.00 0.58 1.69 0.60 93.27 07:09:01 3 33.87 0.00 1.28 0.18 1.13 63.53 Average: all 23.99 0.00 1.33 1.58 1.44 71.66 Average: 0 14.22 0.00 0.94 0.27 1.22 83.35 Average: 1 28.48 0.00 1.38 2.01 1.40 66.74 Average: 2 15.40 0.00 0.98 2.64 1.35 79.63 Average: 3 37.90 0.00 2.04 1.40 1.79 56.87