---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3603 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 448 1319 0 2175 3232 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:03:fd:e6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.27/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86210sec preferred_lft 86210sec inet6 fe80::f816:3eff:fe03:fde6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3603) 01/13/24 _x86_64_ (4 CPU) 12:27:54 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 137.70 67.41 70.29 4548.35 42154.37 12:30:01 120.11 36.84 83.27 2086.19 13311.78 12:31:01 37.32 1.92 35.40 123.20 5836.27 Average: 98.38 35.39 62.99 2252.82 20436.16 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 1798692 3359788 2239952 55.46 48864 1668540 579572 11.39 560088 1508544 146212 12:30:01 1094556 3017240 2944088 72.90 61780 2004036 848336 16.68 985844 1758220 87624 12:31:01 1388812 3347768 2649832 65.61 68444 2032148 563368 11.07 683452 1764856 30212 Average: 1427353 3241599 2611291 64.66 59696 1901575 663759 13.05 743128 1677207 88016 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 ens3 350.43 229.72 1387.31 63.59 0.00 0.00 0.00 0.00 12:29:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 12:30:01 ens3 321.20 340.08 2131.84 60.50 0.00 0.00 0.00 0.00 12:30:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:31:01 ens3 65.07 73.88 269.23 18.08 0.00 0.00 0.00 0.00 12:31:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 245.58 214.57 1262.86 47.39 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 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-3603) 01/13/24 _x86_64_ (4 CPU) 12:27:54 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 21.09 0.00 2.25 4.37 0.05 72.24 12:29:01 0 25.58 0.00 1.87 1.02 0.03 71.50 12:29:01 1 16.04 0.00 3.26 6.27 0.05 74.38 12:29:01 2 26.37 0.00 2.07 8.64 0.05 62.87 12:29:01 3 16.29 0.00 1.83 1.58 0.07 80.24 12:30:01 all 31.21 0.00 1.58 2.37 0.07 64.78 12:30:01 0 32.45 0.00 2.06 2.51 0.07 62.92 12:30:01 1 37.88 0.00 2.01 0.53 0.05 59.53 12:30:01 2 31.48 0.00 1.35 5.67 0.07 61.43 12:30:01 3 23.04 0.00 0.87 0.79 0.08 75.23 12:31:01 all 19.30 0.00 0.94 0.99 0.04 78.74 12:31:01 0 38.36 0.00 1.25 0.22 0.05 60.12 12:31:01 1 14.38 0.00 0.90 0.03 0.03 84.65 12:31:01 2 16.73 0.00 0.81 3.11 0.05 79.31 12:31:01 3 7.72 0.00 0.78 0.60 0.02 90.88 Average: all 23.86 0.00 1.59 2.58 0.05 71.92 Average: 0 32.13 0.00 1.73 1.25 0.05 64.85 Average: 1 22.77 0.00 2.05 2.27 0.04 72.86 Average: 2 24.87 0.00 1.41 5.81 0.06 67.85 Average: 3 15.68 0.00 1.16 0.99 0.06 82.12