---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2837 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 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 413 1318 0 2212 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:7d:2e:68 brd ff:ff:ff:ff:ff:ff inet 10.32.6.165/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:fe7d:2e68/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2837) 01/05/24 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 106.42 60.14 46.28 4298.22 6984.70 07:07:01 118.48 37.21 81.27 2135.11 14354.94 07:08:01 35.48 1.28 34.19 63.59 6403.47 Average: 86.79 32.88 53.91 2165.64 9247.70 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1811200 3381668 2227444 55.15 49280 1677164 597024 11.74 541212 1516624 153132 07:07:01 1371304 3350172 2667340 66.05 61980 2058700 605428 11.90 695884 1772740 114536 07:08:01 1332756 3330220 2705888 67.00 67236 2071628 617392 12.14 727304 1778796 33540 Average: 1505087 3354020 2533557 62.73 59499 1935831 606615 11.92 654800 1689387 100403 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 327.78 230.33 1426.55 62.78 0.00 0.00 0.00 0.00 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 342.63 344.76 1865.75 71.23 0.00 0.00 0.00 0.00 07:07:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 66.01 65.92 53.39 591.82 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 245.47 213.67 1115.23 241.95 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 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-2837) 01/05/24 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.28 0.00 1.71 3.14 0.05 72.81 07:06:01 0 43.17 0.00 2.86 2.01 0.07 51.90 07:06:01 1 24.25 0.00 1.72 1.08 0.03 72.92 07:06:01 2 13.44 0.00 1.02 5.82 0.05 79.67 07:06:01 3 8.23 0.00 1.24 3.67 0.07 86.79 07:07:01 all 30.61 0.00 1.70 2.24 0.06 65.38 07:07:01 0 43.10 0.00 2.91 2.39 0.07 51.54 07:07:01 1 27.19 0.00 1.19 0.80 0.07 70.76 07:07:01 2 24.37 0.00 1.00 0.84 0.05 73.75 07:07:01 3 27.84 0.00 1.71 4.90 0.07 65.49 07:08:01 all 18.21 0.00 0.90 1.07 0.05 79.77 07:08:01 0 3.04 0.00 0.57 0.92 0.03 95.45 07:08:01 1 18.58 0.00 0.65 0.07 0.03 80.67 07:08:01 2 37.53 0.00 1.30 0.22 0.05 60.90 07:08:01 3 13.71 0.00 1.05 3.09 0.05 82.10 Average: all 23.71 0.00 1.44 2.15 0.05 72.65 Average: 0 29.75 0.00 2.11 1.77 0.06 66.31 Average: 1 23.34 0.00 1.19 0.65 0.04 74.77 Average: 2 25.12 0.00 1.11 2.29 0.05 71.43 Average: 3 16.62 0.00 1.34 3.89 0.06 78.09