---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9619 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 469 5324 0 2181 7226 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:f7:1b:52 brd ff:ff:ff:ff:ff:ff inet 10.32.6.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fef7:1b52/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9619) 03/24/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:01 103.95 31.96 71.99 1060.29 5806.90 07:07:01 79.10 30.04 49.06 1677.99 7952.27 07:08:01 67.51 8.70 58.81 508.72 7358.24 07:09:01 29.41 4.43 24.98 154.37 4948.78 Average: 69.85 18.73 51.12 849.46 6519.52 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5876400 7383836 2291020 28.05 41424 1642020 731948 7.94 633852 1484016 130996 07:07:01 5561168 7271300 2606252 31.91 58384 1815092 841460 9.13 748364 1659040 103940 07:08:01 5439532 7375772 2727888 33.40 65480 2028132 714512 7.75 760456 1757120 118512 07:09:01 5477236 7422632 2690184 32.94 67936 2034016 663724 7.20 722564 1756004 9680 Average: 5588584 7363385 2578836 31.57 58306 1879815 737911 8.01 716309 1664045 90782 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 07:06:01 ens3 386.05 225.76 1467.96 67.41 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 106.53 102.67 524.88 24.11 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 315.90 335.24 1478.86 59.68 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 57.36 61.39 28.86 605.42 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 215.75 181.08 872.66 189.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9619) 03/24/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.57 0.00 1.71 3.58 1.50 70.64 07:06:01 0 17.60 0.00 1.34 1.40 1.20 78.46 07:06:01 1 22.01 0.00 1.56 1.32 0.88 74.23 07:06:01 2 37.62 0.00 2.71 8.37 1.56 49.74 07:06:01 3 13.14 0.00 1.24 3.22 2.35 80.04 07:07:01 all 25.86 0.00 1.66 2.34 1.92 68.22 07:07:01 0 15.92 0.00 1.87 2.88 1.83 77.50 07:07:01 1 16.82 0.00 0.50 0.48 1.10 81.10 07:07:01 2 23.00 0.00 1.76 4.75 1.84 68.66 07:07:01 3 47.59 0.00 2.55 1.26 2.90 45.71 07:08:01 all 38.75 0.00 2.03 1.16 3.30 54.75 07:08:01 0 46.25 0.00 2.07 1.10 3.28 47.30 07:08:01 1 33.83 0.00 1.65 0.17 3.03 61.33 07:08:01 2 38.64 0.00 1.70 1.42 3.23 55.01 07:08:01 3 36.27 0.00 2.73 1.94 3.67 55.39 07:09:01 all 20.79 0.00 1.11 1.16 1.02 75.93 07:09:01 0 14.80 0.00 1.12 0.18 0.53 83.37 07:09:01 1 24.86 0.00 0.95 0.25 1.36 72.58 07:09:01 2 11.77 0.00 1.17 2.48 0.93 83.65 07:09:01 3 31.73 0.00 1.17 1.72 1.23 64.15 Average: all 27.00 0.00 1.63 2.05 1.94 67.38 Average: 0 23.66 0.00 1.60 1.39 1.71 71.63 Average: 1 24.39 0.00 1.16 0.55 1.60 72.31 Average: 2 27.70 0.00 1.83 4.24 1.89 64.34 Average: 3 32.25 0.00 1.92 2.03 2.54 61.25