---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1744 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 412 1369 0 2162 3267 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:97:d3:69 brd ff:ff:ff:ff:ff:ff inet 10.32.7.129/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:fe97:d369/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1744) 12/23/23 _x86_64_ (4 CPU) 10:25:53 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 132.71 67.41 65.31 4547.91 42001.95 10:28:01 88.15 13.93 74.22 520.31 13920.75 10:29:01 46.96 4.48 42.48 179.84 6633.69 Average: 89.27 28.61 60.67 1749.35 20852.13 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 1844000 3401220 2194644 54.34 48872 1664516 574044 11.28 519228 1504184 143612 10:28:01 1306188 3142880 2732456 67.66 61020 1919256 780332 15.34 805508 1728908 51548 10:29:01 1419780 3363008 2618864 64.85 67784 2016448 581728 11.44 632196 1783940 31716 Average: 1523323 3302369 2515321 62.28 59225 1866740 645368 12.69 652311 1672344 75625 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 ens3 332.16 230.68 1370.01 62.24 0.00 0.00 0.00 0.00 10:27:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 10:28:01 ens3 252.57 272.24 2065.69 46.33 0.00 0.00 0.00 0.00 10:28:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:29:01 ens3 131.38 129.25 414.31 34.61 0.00 0.00 0.00 0.00 10:29:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 238.70 210.72 1283.34 47.73 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 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-1744) 12/23/23 _x86_64_ (4 CPU) 10:25:53 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 21.09 0.00 1.97 4.15 0.06 72.73 10:27:01 0 24.70 0.00 2.50 4.28 0.05 68.47 10:27:01 1 23.36 0.00 2.06 1.61 0.05 72.92 10:27:01 2 21.37 0.00 1.66 3.79 0.07 73.10 10:27:01 3 14.95 0.00 1.69 6.91 0.05 76.41 10:28:01 all 24.92 0.00 1.35 1.55 0.06 72.12 10:28:01 0 16.12 0.00 0.68 0.18 0.05 82.97 10:28:01 1 28.49 0.00 1.63 1.93 0.07 67.88 10:28:01 2 17.11 0.00 0.96 0.45 0.07 81.42 10:28:01 3 38.01 0.00 2.10 3.63 0.07 56.19 10:29:01 all 24.14 0.00 1.27 0.97 0.05 73.56 10:29:01 0 15.04 0.00 1.10 0.08 0.03 83.75 10:29:01 1 17.20 0.00 0.95 1.04 0.05 80.76 10:29:01 2 18.97 0.00 1.34 0.03 0.03 79.63 10:29:01 3 45.32 0.00 1.72 2.74 0.08 50.13 Average: all 23.38 0.00 1.53 2.22 0.06 72.80 Average: 0 18.61 0.00 1.43 1.51 0.04 78.41 Average: 1 23.02 0.00 1.55 1.53 0.06 73.85 Average: 2 19.15 0.00 1.32 1.43 0.06 78.05 Average: 3 32.77 0.00 1.84 4.42 0.07 60.90