---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-878 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 468 5056 0 2450 7223 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:f2:d8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.19/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe61:f2d8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-878) 04/18/26 _x86_64_ (4 CPU) 19:38:01 LINUX RESTART (4 CPU) 19:39:02 tps rtps wtps bread/s bwrtn/s 19:40:01 57.31 0.19 57.12 22.36 9656.11 19:41:01 100.95 37.67 63.28 2244.19 17187.74 19:42:01 34.28 2.45 31.83 132.91 4739.08 Average: 64.22 13.51 50.71 804.16 10532.78 19:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:40:01 5856936 7488096 2310484 28.29 55392 1741268 601724 6.53 513416 1605120 117032 19:41:01 4789084 6873900 3378336 41.36 62420 2178252 1177044 12.77 1188648 1974952 4484 19:42:01 5198600 7412204 2968820 36.35 67056 2299408 663940 7.20 701720 2049344 25788 Average: 5281540 7258067 2885880 35.33 61623 2072976 814236 8.84 801261 1876472 49101 19:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:40:01 ens3 61.77 46.23 667.22 5.66 0.00 0.00 0.00 0.00 19:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:41:01 ens3 460.75 415.98 6099.68 66.92 0.00 0.00 0.00 0.00 19:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 19:42:01 ens3 196.25 192.12 867.66 40.84 0.00 0.00 0.00 0.00 19:42:01 lo 1.35 1.35 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 240.57 219.06 2555.33 37.99 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 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-878) 04/18/26 _x86_64_ (4 CPU) 19:38:01 LINUX RESTART (4 CPU) 19:39:02 CPU %user %nice %system %iowait %steal %idle 19:40:01 all 19.89 0.00 1.08 1.92 1.26 75.84 19:40:01 0 15.12 0.00 0.89 0.20 1.13 82.66 19:40:01 1 3.44 0.00 0.56 5.97 0.61 89.42 19:40:01 2 46.99 0.00 2.19 0.64 1.94 48.24 19:40:01 3 14.00 0.00 0.67 0.91 1.35 83.07 19:41:01 all 40.28 0.00 2.15 2.04 4.92 50.60 19:41:01 0 43.57 0.00 1.48 0.92 4.33 49.70 19:41:01 1 41.46 0.00 3.17 2.91 5.01 47.45 19:41:01 2 37.35 0.00 1.34 1.23 4.67 55.41 19:41:01 3 38.73 0.00 2.63 3.11 5.70 49.83 19:42:01 all 26.69 0.00 1.64 0.62 2.60 68.45 19:42:01 0 28.00 0.00 1.45 0.08 2.53 67.94 19:42:01 1 37.22 0.00 2.42 1.67 2.71 55.98 19:42:01 2 24.76 0.00 1.19 0.23 2.36 71.45 19:42:01 3 16.81 0.00 1.47 0.50 2.75 78.47 Average: all 29.04 0.00 1.63 1.53 2.94 64.86 Average: 0 29.01 0.00 1.28 0.40 2.67 66.64 Average: 1 27.58 0.00 2.06 3.50 2.80 64.06 Average: 2 36.29 0.00 1.57 0.70 3.00 58.43 Average: 3 23.27 0.00 1.60 1.51 3.28 70.33