---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1793 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 7.5G 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 411 1446 0 2086 3271 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:61:20:80 brd ff:ff:ff:ff:ff:ff inet 10.32.7.195/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86190sec preferred_lft 86190sec inet6 fe80::f816:3eff:fe61:2080/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1793) 12/23/23 _x86_64_ (4 CPU) 18:10:54 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 135.09 68.11 66.99 4599.37 42488.94 18:13:01 84.24 29.06 55.18 1623.59 11315.16 18:14:01 43.19 2.00 41.19 137.44 4085.05 Average: 87.51 33.05 54.45 2120.11 19295.94 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 1824836 3397532 2213808 54.82 49908 1678828 574664 11.30 529540 1515448 143600 18:13:01 1481192 3274696 2557452 63.32 60028 1879748 708900 13.93 667480 1701076 35740 18:14:01 1478136 3347192 2560508 63.40 65544 1947912 603600 11.87 630272 1737164 44352 Average: 1594721 3339807 2443923 60.51 58493 1835496 629055 12.37 609097 1651229 74564 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 326.61 240.34 1496.71 67.26 0.00 0.00 0.00 0.00 18:12:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 18:13:01 ens3 89.75 81.24 664.31 13.56 0.00 0.00 0.00 0.00 18:13:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 18:14:01 ens3 167.52 186.65 879.98 40.94 0.00 0.00 0.00 0.00 18:14:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 194.62 169.41 1013.65 40.59 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 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-1793) 12/23/23 _x86_64_ (4 CPU) 18:10:54 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 20.98 0.00 2.21 4.18 0.06 72.57 18:12:01 0 16.82 0.00 2.89 3.57 0.05 76.67 18:12:01 1 16.59 0.00 1.60 6.75 0.05 75.01 18:12:01 2 21.52 0.00 2.24 4.59 0.07 71.58 18:12:01 3 28.96 0.00 2.10 1.80 0.07 67.07 18:13:01 all 16.04 0.00 0.99 1.85 0.05 81.08 18:13:01 0 15.94 0.00 0.65 0.45 0.02 82.95 18:13:01 1 10.16 0.00 1.12 4.73 0.05 83.94 18:13:01 2 12.68 0.00 0.82 1.70 0.03 84.76 18:13:01 3 25.35 0.00 1.40 0.53 0.07 72.65 18:14:01 all 19.52 0.00 0.98 0.79 0.06 78.64 18:14:01 0 16.32 0.00 0.72 0.05 0.05 82.86 18:14:01 1 27.28 0.00 1.46 2.18 0.07 69.02 18:14:01 2 11.18 0.00 1.09 0.84 0.05 86.85 18:14:01 3 23.36 0.00 0.65 0.08 0.08 75.82 Average: all 18.84 0.00 1.39 2.27 0.06 77.44 Average: 0 16.36 0.00 1.41 1.35 0.04 80.84 Average: 1 18.00 0.00 1.39 4.55 0.06 75.99 Average: 2 15.12 0.00 1.38 2.37 0.05 81.07 Average: 3 25.89 0.00 1.39 0.81 0.07 71.85