---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2807 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 431 1357 0 2155 3249 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:26:fe:8f brd ff:ff:ff:ff:ff:ff inet 10.32.6.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86196sec preferred_lft 86196sec inet6 fe80::f816:3eff:fe26:fe8f/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-2807) 01/04/24 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 144.44 74.62 69.82 4939.04 42200.98 19:15:01 91.38 17.95 73.44 656.96 13209.13 19:16:01 47.26 0.93 46.33 60.52 8343.28 Average: 94.36 31.17 63.20 1885.51 21251.13 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1830984 3387896 2207668 54.66 48564 1664532 575976 11.32 531284 1502784 144000 19:15:01 1149464 3068088 2889188 71.54 61392 1999420 826492 16.25 941656 1746340 166172 19:16:01 1412788 3350488 2625864 65.02 66632 2012512 580312 11.41 670864 1752684 31776 Average: 1464412 3268824 2574240 63.74 58863 1892155 660927 12.99 714601 1667269 113983 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 358.31 227.98 1356.20 59.88 0.00 0.00 0.00 0.00 19:14:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 320.80 329.10 1907.90 60.85 0.00 0.00 0.00 0.00 19:15:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 57.72 62.89 54.38 526.74 0.00 0.00 0.00 0.00 19:16:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 245.61 206.65 1106.16 215.82 0.00 0.00 0.00 0.00 Average: lo 1.57 1.57 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-2807) 01/04/24 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.37 0.00 2.48 4.26 0.05 72.83 19:14:01 0 16.53 0.00 3.30 2.77 0.05 77.36 19:14:01 1 10.34 0.00 1.22 3.92 0.03 84.49 19:14:01 2 28.80 0.00 2.82 2.20 0.07 66.11 19:14:01 3 25.81 0.00 2.55 8.19 0.08 63.37 19:15:01 all 33.30 0.00 1.71 1.49 0.07 63.43 19:15:01 0 35.68 0.00 1.31 0.25 0.07 62.69 19:15:01 1 24.25 0.00 1.15 0.72 0.03 73.85 19:15:01 2 49.36 0.00 2.22 0.25 0.08 48.08 19:15:01 3 23.90 0.00 2.21 4.73 0.08 69.08 19:16:01 all 19.05 0.00 0.99 1.31 0.04 78.61 19:16:01 0 5.41 0.00 0.51 0.07 0.02 94.00 19:16:01 1 10.72 0.00 0.80 0.07 0.05 88.36 19:16:01 2 48.27 0.00 1.40 0.37 0.07 49.90 19:16:01 3 11.97 0.00 1.24 4.78 0.03 81.98 Average: all 24.24 0.00 1.73 2.35 0.05 71.63 Average: 0 19.17 0.00 1.70 1.02 0.04 78.07 Average: 1 15.11 0.00 1.06 1.56 0.04 82.23 Average: 2 42.14 0.00 2.15 0.94 0.07 54.70 Average: 3 20.55 0.00 2.00 5.90 0.07 71.49