---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-798 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 7.7G 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 471 5153 0 2350 7220 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:05:b2:0e brd ff:ff:ff:ff:ff:ff inet 10.32.6.102/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe05:b20e/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-798) 04/18/26 _x86_64_ (4 CPU) 05:15:01 LINUX RESTART (4 CPU) 05:16:01 tps rtps wtps bread/s bwrtn/s 05:17:01 81.06 26.79 54.27 1521.91 9577.74 05:18:01 40.36 10.53 29.83 796.80 7707.25 05:19:01 14.25 5.11 9.13 174.88 3603.87 05:20:01 27.74 0.68 27.06 77.71 7743.69 Average: 40.85 10.78 30.07 642.85 7158.21 05:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 5664988 7353760 2502432 30.64 56652 1796852 829352 9.00 681356 1624620 128116 05:18:01 4744556 6645704 3422864 41.91 62432 1996508 1428596 15.50 1418340 1792384 94264 05:19:01 5327416 7430012 2840004 34.77 66104 2188524 650356 7.06 705220 1913200 187116 05:20:01 5300964 7414288 2866456 35.10 68952 2196560 681864 7.40 729472 1915464 10656 Average: 5259481 7210941 2907939 35.60 63535 2044611 897542 9.74 883597 1811417 105038 05:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 05:17:01 ens3 67.88 52.34 718.54 11.71 0.00 0.00 0.00 0.00 05:18:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 05:18:01 ens3 225.03 208.03 2789.56 27.08 0.00 0.00 0.00 0.00 05:19:01 lo 120.74 120.74 36.56 36.56 0.00 0.00 0.00 0.00 05:19:01 ens3 123.89 118.59 1248.20 17.32 0.00 0.00 0.00 0.00 05:20:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 05:20:01 ens3 11.85 12.78 9.75 6.05 0.00 0.00 0.00 0.00 Average: lo 30.85 30.85 9.20 9.20 0.00 0.00 0.00 0.00 Average: ens3 107.16 97.93 1191.42 15.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-798) 04/18/26 _x86_64_ (4 CPU) 05:15:01 LINUX RESTART (4 CPU) 05:16:01 CPU %user %nice %system %iowait %steal %idle 05:17:01 all 22.54 0.00 1.48 1.93 0.94 73.11 05:17:01 0 15.19 0.00 1.14 1.59 0.77 81.32 05:17:01 1 15.44 0.00 1.13 1.33 0.72 81.38 05:17:01 2 35.05 0.00 1.82 0.77 1.42 60.95 05:17:01 3 24.45 0.00 1.87 4.01 0.83 68.84 05:18:01 all 30.75 0.00 1.29 0.81 1.85 65.30 05:18:01 0 33.24 0.00 1.07 0.48 1.97 63.24 05:18:01 1 30.97 0.00 2.24 2.07 1.80 62.92 05:18:01 2 33.14 0.00 0.68 0.22 1.53 64.43 05:18:01 3 25.66 0.00 1.14 0.50 2.11 70.60 05:19:01 all 43.39 0.00 1.68 0.34 2.76 51.82 05:19:01 0 45.93 0.00 1.75 0.20 2.76 49.36 05:19:01 1 44.95 0.00 1.65 0.18 2.72 50.49 05:19:01 2 42.79 0.00 1.76 0.68 2.55 52.21 05:19:01 3 39.90 0.00 1.56 0.30 3.03 55.21 05:20:01 all 20.93 0.00 0.99 0.75 0.69 76.64 05:20:01 0 3.64 0.00 0.60 0.23 0.23 95.29 05:20:01 1 40.89 0.00 1.40 0.13 1.03 56.54 05:20:01 2 32.07 0.00 1.18 0.92 0.92 64.91 05:20:01 3 7.09 0.00 0.80 1.68 0.57 89.86 Average: all 29.41 0.00 1.36 0.96 1.56 66.72 Average: 0 24.52 0.00 1.14 0.63 1.43 72.28 Average: 1 33.07 0.00 1.61 0.93 1.57 62.83 Average: 2 35.77 0.00 1.36 0.65 1.60 60.62 Average: 3 24.28 0.00 1.34 1.62 1.63 71.13