---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1046 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: 2800.022 BogoMIPS: 5600.04 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 7.5G 12G 39% / 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 416 1439 0 2087 3265 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:eb:52:4d brd ff:ff:ff:ff:ff:ff inet 10.32.7.177/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:feeb:524d/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-1046) 12/16/23 _x86_64_ (4 CPU) 18:10:58 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 183.95 113.43 70.52 6176.57 42837.28 18:13:01 74.93 29.04 45.88 1622.93 8155.15 18:14:01 51.46 2.00 49.46 137.44 7302.38 Average: 103.44 48.16 55.29 2645.59 19430.98 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 1861164 3430820 2177488 53.92 49560 1674440 531720 10.45 489232 1511300 141032 18:13:01 1476928 3270528 2561724 63.43 59960 1879436 704880 13.86 668488 1700120 134968 18:14:01 1538240 3402440 2500412 61.91 64652 1943388 541268 10.64 570220 1732732 42008 Average: 1625444 3367929 2413208 59.75 58057 1832421 592623 11.65 575980 1648051 106003 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 431.66 279.65 1532.80 68.71 0.00 0.00 0.00 0.00 18:12:01 lo 2.27 2.27 0.20 0.20 0.00 0.00 0.00 0.00 18:13:01 ens3 100.93 78.42 702.39 15.92 0.00 0.00 0.00 0.00 18:13:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 18:14:01 ens3 155.02 177.49 852.56 38.44 0.00 0.00 0.00 0.00 18:14:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 229.20 178.52 1029.23 41.02 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1046) 12/16/23 _x86_64_ (4 CPU) 18:10:58 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 20.72 0.00 2.33 5.92 0.05 70.98 18:12:01 0 20.25 0.00 2.14 6.92 0.05 70.65 18:12:01 1 33.52 0.00 3.51 5.61 0.07 57.29 18:12:01 2 19.79 0.00 1.84 2.91 0.05 75.41 18:12:01 3 9.38 0.00 1.84 8.22 0.03 80.52 18:13:01 all 16.56 0.00 0.98 1.70 0.04 80.72 18:13:01 0 8.43 0.00 0.80 4.29 0.05 86.43 18:13:01 1 13.31 0.00 0.63 0.77 0.03 85.25 18:13:01 2 14.23 0.00 0.75 0.40 0.05 84.57 18:13:01 3 30.29 0.00 1.69 1.32 0.05 66.66 18:14:01 all 18.13 0.00 0.94 0.77 0.05 80.12 18:14:01 0 5.63 0.00 0.70 1.35 0.03 92.28 18:14:01 1 12.70 0.00 0.74 0.05 0.05 86.47 18:14:01 2 15.02 0.00 0.89 0.03 0.03 84.02 18:14:01 3 39.16 0.00 1.45 1.63 0.07 57.69 Average: all 18.47 0.00 1.42 2.79 0.05 77.28 Average: 0 11.43 0.00 1.21 4.18 0.04 83.13 Average: 1 19.82 0.00 1.62 2.14 0.05 76.37 Average: 2 16.35 0.00 1.16 1.12 0.04 81.33 Average: 3 26.29 0.00 1.66 3.72 0.05 68.28