---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-800 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 470 5183 0 2321 7221 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:cd:1d:40 brd ff:ff:ff:ff:ff:ff inet 10.32.6.219/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:fecd:1d40/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-800) 04/18/26 _x86_64_ (4 CPU) 05:57:00 LINUX RESTART (4 CPU) 05:58:01 tps rtps wtps bread/s bwrtn/s 05:59:01 84.97 30.13 54.84 1664.79 9375.10 06:00:01 32.78 7.10 25.68 611.10 6671.55 06:01:01 12.65 6.96 5.68 210.86 3018.46 06:02:01 29.81 0.65 29.16 77.45 7328.38 Average: 40.05 11.21 28.84 641.03 6598.23 05:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 5684352 7378100 2483068 30.40 56684 1801412 756768 8.21 660524 1626724 99164 06:00:01 4774532 6662652 3392888 41.54 62184 1983860 1381272 14.99 1399144 1781160 82820 06:01:01 5390012 7462804 2777408 34.01 65952 2159116 605588 6.57 666444 1889064 173596 06:02:01 5290788 7381336 2876632 35.22 68652 2174324 711760 7.72 756956 1897872 17568 Average: 5284921 7221223 2882499 35.29 63368 2029678 863847 9.37 870767 1798705 93287 05:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 ens3 63.54 50.97 706.12 11.49 0.00 0.00 0.00 0.00 05:59:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 06:00:01 ens3 202.55 191.30 2593.49 25.30 0.00 0.00 0.00 0.00 06:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:01:01 ens3 119.66 110.45 1057.29 19.16 0.00 0.00 0.00 0.00 06:01:01 lo 120.51 120.51 36.40 36.40 0.00 0.00 0.00 0.00 06:02:01 ens3 10.70 11.91 8.90 5.65 0.00 0.00 0.00 0.00 06:02:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 99.11 91.16 1091.45 15.40 0.00 0.00 0.00 0.00 Average: lo 30.78 30.78 9.16 9.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-800) 04/18/26 _x86_64_ (4 CPU) 05:57:00 LINUX RESTART (4 CPU) 05:58:01 CPU %user %nice %system %iowait %steal %idle 05:59:01 all 23.54 0.00 1.45 1.97 1.00 72.03 05:59:01 0 8.13 0.00 0.92 5.23 0.55 85.17 05:59:01 1 7.70 0.00 0.87 1.61 0.62 89.20 05:59:01 2 63.27 0.00 3.41 0.74 2.02 30.56 05:59:01 3 15.22 0.00 0.62 0.32 0.82 83.03 06:00:01 all 31.62 0.00 1.34 0.77 1.94 64.32 06:00:01 0 32.53 0.00 1.68 1.85 2.03 61.90 06:00:01 1 28.65 0.00 0.98 0.63 1.69 68.05 06:00:01 2 31.08 0.00 1.61 0.23 2.21 64.86 06:00:01 3 34.23 0.00 1.12 0.37 1.83 62.46 06:01:01 all 42.22 0.00 2.02 0.21 2.56 52.98 06:01:01 0 39.51 0.00 1.77 0.33 2.42 55.97 06:01:01 1 43.13 0.00 1.86 0.17 2.46 52.38 06:01:01 2 39.03 0.00 2.12 0.22 2.74 55.90 06:01:01 3 47.21 0.00 2.35 0.12 2.61 47.71 06:02:01 all 21.35 0.00 1.04 0.52 0.64 76.44 06:02:01 0 10.45 0.00 1.18 0.22 0.33 87.82 06:02:01 1 28.63 0.00 0.88 0.10 0.83 69.55 06:02:01 2 45.77 0.00 1.50 0.08 1.28 51.37 06:02:01 3 0.53 0.00 0.58 1.70 0.10 97.09 Average: all 29.69 0.00 1.47 0.87 1.53 66.45 Average: 0 22.65 0.00 1.39 1.91 1.33 72.72 Average: 1 27.03 0.00 1.15 0.63 1.40 69.80 Average: 2 44.77 0.00 2.16 0.32 2.06 50.69 Average: 3 24.30 0.00 1.17 0.62 1.34 72.57