---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-952 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 531 1216 0 2195 3148 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:c5:fd:c8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.169/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fec5:fdc8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-952) 01/04/25 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:02 tps rtps wtps bread/s bwrtn/s 08:14:01 156.55 55.55 101.00 3662.84 42437.03 08:15:01 128.60 38.94 89.65 2272.42 14344.14 08:16:01 29.93 3.90 26.03 172.50 4986.10 Average: 104.74 32.67 72.07 2026.83 20467.06 08:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1823516 3382380 2215128 54.85 49680 1664576 588236 11.56 515672 1525100 165004 08:15:01 918132 2852244 3120512 77.27 62976 2012392 1051540 20.67 1134412 1781348 70432 08:16:01 1235456 3211600 2803188 69.41 65620 2051264 699532 13.75 829252 1770348 17200 Average: 1325701 3148741 2712943 67.17 59425 1909411 779769 15.33 826445 1692265 84212 08:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 387.46 240.11 1568.57 68.34 0.00 0.00 0.00 0.00 08:14:01 lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 08:15:01 ens3 466.74 509.65 2706.61 92.28 0.00 0.00 0.00 0.00 08:15:01 lo 2.32 2.32 0.28 0.28 0.00 0.00 0.00 0.00 08:16:01 ens3 339.59 244.28 575.68 116.12 0.00 0.00 0.00 0.00 08:16:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 397.99 331.85 1617.23 92.38 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 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-952) 01/04/25 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:02 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.48 0.00 1.97 4.45 0.06 72.05 08:14:01 0 14.46 0.00 1.21 2.73 0.07 81.53 08:14:01 1 29.11 0.00 2.82 6.21 0.07 61.80 08:14:01 2 23.49 0.00 2.28 7.72 0.07 66.45 08:14:01 3 18.83 0.00 1.56 1.14 0.03 78.44 08:15:01 all 36.60 0.00 1.69 2.20 0.09 59.42 08:15:01 0 42.38 0.00 2.11 2.81 0.08 52.62 08:15:01 1 30.82 0.00 1.07 1.64 0.08 66.38 08:15:01 2 40.61 0.00 1.91 3.28 0.08 54.12 08:15:01 3 32.61 0.00 1.64 1.07 0.08 64.59 08:16:01 all 20.34 0.00 0.80 0.62 0.05 78.19 08:16:01 0 14.12 0.00 0.58 0.00 0.03 85.26 08:16:01 1 40.81 0.00 1.27 0.80 0.07 57.05 08:16:01 2 10.41 0.00 0.74 0.83 0.05 87.97 08:16:01 3 16.06 0.00 0.65 0.85 0.05 82.38 Average: all 26.16 0.00 1.48 2.41 0.06 69.88 Average: 0 23.71 0.00 1.30 1.84 0.06 73.08 Average: 1 33.61 0.00 1.71 2.86 0.07 61.74 Average: 2 24.80 0.00 1.64 3.91 0.07 69.59 Average: 3 22.52 0.00 1.28 1.02 0.06 75.12