---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2241 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 444 1286 0 2213 3236 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:59:ec:79 brd ff:ff:ff:ff:ff:ff inet 10.32.7.220/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fe59:ec79/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2241) 12/29/23 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 109.81 63.95 45.87 4438.79 6994.74 07:07:01 120.73 38.60 82.13 2160.93 15034.53 07:08:01 34.82 1.07 33.76 60.51 6716.56 Average: 88.45 34.54 53.92 2220.08 9581.34 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1784856 3349556 2253788 55.81 49148 1672008 618796 12.16 571412 1511764 147908 07:07:01 1367728 3346120 2670916 66.13 61668 2058248 590060 11.60 698808 1771072 123196 07:08:01 1347828 3345096 2690816 66.63 67192 2071084 587808 11.55 710608 1778160 31520 Average: 1500137 3346924 2538507 62.86 59336 1933780 598888 11.77 660276 1686999 100875 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:06:01 ens3 328.96 210.66 1422.48 59.80 0.00 0.00 0.00 0.00 07:07:01 lo 1.83 1.83 0.18 0.18 0.00 0.00 0.00 0.00 07:07:01 ens3 291.68 309.60 1856.19 62.20 0.00 0.00 0.00 0.00 07:08:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 60.76 66.09 52.61 607.14 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 227.13 195.44 1110.34 243.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2241) 12/29/23 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.22 0.00 1.93 2.89 0.06 72.90 07:06:01 0 36.84 0.00 2.48 2.02 0.07 58.59 07:06:01 1 27.16 0.00 2.24 1.37 0.07 69.17 07:06:01 2 14.57 0.00 1.31 1.12 0.07 82.93 07:06:01 3 10.21 0.00 1.67 7.05 0.03 81.03 07:07:01 all 33.71 0.00 1.87 2.10 0.08 62.24 07:07:01 0 43.06 0.00 1.95 1.82 0.08 53.08 07:07:01 1 24.12 0.00 1.22 2.25 0.08 72.33 07:07:01 2 31.83 0.00 1.90 1.17 0.08 65.02 07:07:01 3 35.78 0.00 2.40 3.17 0.10 58.55 07:08:01 all 18.79 0.00 0.99 1.09 0.05 79.07 07:08:01 0 19.43 0.00 1.10 0.33 0.05 79.08 07:08:01 1 31.73 0.00 0.97 1.10 0.05 66.15 07:08:01 2 17.21 0.00 1.17 0.10 0.05 81.47 07:08:01 3 6.87 0.00 0.73 2.82 0.02 89.57 Average: all 24.90 0.00 1.60 2.03 0.06 71.41 Average: 0 33.10 0.00 1.85 1.39 0.07 63.59 Average: 1 27.67 0.00 1.48 1.57 0.07 69.21 Average: 2 21.21 0.00 1.46 0.80 0.07 76.47 Average: 3 17.62 0.00 1.60 4.35 0.05 76.39