---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-843 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 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 415 1416 0 2111 3266 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:33:5b:d5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.167/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86206sec preferred_lft 86206sec inet6 fe80::f816:3eff:fe33:5bd5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-843) 02/04/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 97.29 47.84 49.45 2142.01 6685.92 19:15:01 93.48 18.06 75.42 662.16 12819.86 19:16:01 34.78 0.87 33.91 55.59 6030.73 Average: 75.06 22.11 52.95 946.61 8522.37 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1824548 3412772 2214096 54.82 49356 1693464 550600 10.82 506724 1532276 153820 19:15:01 1467612 3344848 2571032 63.66 61472 1959168 593848 11.67 668760 1704660 100648 19:16:01 1488972 3383136 2549672 63.13 66804 1970052 551104 10.83 660836 1689124 32744 Average: 1593711 3380252 2444933 60.54 59211 1874228 565184 11.11 612107 1642020 95737 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 347.94 218.62 1445.92 64.76 0.00 0.00 0.00 0.00 19:14:01 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 412.70 369.34 1702.12 77.38 0.00 0.00 0.00 0.00 19:15:01 lo 2.03 2.03 0.19 0.19 0.00 0.00 0.00 0.00 19:16:01 ens3 56.51 61.71 53.41 524.86 0.00 0.00 0.00 0.00 19:16:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 271.96 216.54 1065.03 223.21 0.00 0.00 0.00 0.00 Average: lo 1.62 1.62 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-843) 02/04/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.97 0.00 1.68 2.36 0.05 72.94 19:14:01 0 18.14 0.00 1.61 1.14 0.05 79.06 19:14:01 1 11.17 0.00 1.00 6.45 0.03 81.34 19:14:01 2 47.17 0.00 2.58 1.02 0.07 49.16 19:14:01 3 15.40 0.00 1.50 0.85 0.03 82.22 19:15:01 all 33.48 0.00 1.72 1.59 0.08 63.14 19:15:01 0 21.87 0.00 1.48 0.78 0.05 75.81 19:15:01 1 21.33 0.00 1.25 4.63 0.07 72.71 19:15:01 2 49.28 0.00 2.39 0.13 0.12 48.08 19:15:01 3 41.40 0.00 1.80 0.78 0.08 55.93 19:16:01 all 21.28 0.00 1.00 1.12 0.04 76.56 19:16:01 0 19.09 0.00 0.60 0.07 0.03 80.21 19:16:01 1 25.29 0.00 1.17 3.73 0.03 69.78 19:16:01 2 27.66 0.00 1.22 0.13 0.05 70.93 19:16:01 3 13.12 0.00 1.00 0.57 0.03 85.28 Average: all 25.93 0.00 1.46 1.69 0.05 70.87 Average: 0 19.71 0.00 1.23 0.66 0.04 78.36 Average: 1 19.31 0.00 1.14 4.93 0.04 74.57 Average: 2 41.34 0.00 2.06 0.43 0.08 56.10 Average: 3 23.35 0.00 1.43 0.73 0.05 74.43