---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1578 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 8.0G 12G 42% / 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 447 4863 0 2664 7240 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:c4:5d:b9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.80/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fec4:5db9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1578) 05/23/26 _x86_64_ (4 CPU) 10:41:54 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 140.39 54.76 85.64 3607.27 41221.81 10:44:01 76.62 23.46 53.16 1429.36 9835.03 10:45:01 90.22 14.81 75.40 703.75 24134.11 10:46:01 25.95 0.68 25.26 77.72 3992.27 Average: 83.29 23.43 59.87 1454.52 19795.80 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 5998896 7448224 2168524 26.55 38636 1589544 688588 7.47 557368 1445576 100144 10:44:01 5655408 7420272 2512012 30.76 58316 1867776 831680 9.02 614432 1696208 156420 10:45:01 5025652 7443812 3141768 38.47 64996 2502808 651348 7.07 654108 2262604 82400 10:46:01 4993824 7424360 3173596 38.86 67600 2511912 677052 7.35 681792 2265800 9712 Average: 5418445 7434167 2748975 33.66 57387 2118010 712167 7.73 626925 1917547 87169 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 368.81 210.85 1519.65 63.54 0.00 0.00 0.00 0.00 10:43:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:44:01 ens3 68.66 53.12 521.27 12.87 0.00 0.00 0.00 0.00 10:44:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 10:45:01 ens3 581.30 499.00 9104.18 77.09 0.00 0.00 0.00 0.00 10:45:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 10:46:01 ens3 12.66 13.41 9.74 6.50 0.00 0.00 0.00 0.00 10:46:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 257.86 194.10 2788.71 40.00 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1578) 05/23/26 _x86_64_ (4 CPU) 10:41:54 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 20.18 0.00 2.30 4.77 2.92 69.83 10:43:01 0 12.63 0.00 0.93 1.84 1.76 82.84 10:43:01 1 19.06 0.00 3.91 2.58 2.84 71.61 10:43:01 2 13.96 0.00 1.89 7.80 3.23 73.12 10:43:01 3 35.03 0.00 2.44 6.88 3.82 51.83 10:44:01 all 20.72 0.00 1.42 2.62 2.45 72.79 10:44:01 0 16.88 0.00 1.43 1.34 1.53 78.83 10:44:01 1 20.75 0.00 1.07 0.48 3.09 74.62 10:44:01 2 15.47 0.00 0.86 1.37 2.28 80.02 10:44:01 3 29.75 0.00 2.35 7.25 2.88 57.77 10:45:01 all 34.06 0.00 2.25 2.13 6.19 55.38 10:45:01 0 38.90 0.00 1.72 1.21 5.75 52.42 10:45:01 1 35.65 0.00 3.01 1.64 6.14 53.56 10:45:01 2 32.44 0.00 1.58 2.06 6.17 57.76 10:45:01 3 29.29 0.00 2.67 3.60 6.68 57.76 10:46:01 all 19.79 0.00 0.87 1.14 1.61 76.59 10:46:01 0 21.32 0.00 1.01 0.20 1.67 75.80 10:46:01 1 49.18 0.00 1.25 0.37 2.36 46.85 10:46:01 2 4.07 0.00 0.51 0.83 1.24 93.35 10:46:01 3 4.71 0.00 0.71 3.18 1.21 90.19 Average: all 23.72 0.00 1.71 2.67 3.30 68.61 Average: 0 22.48 0.00 1.27 1.15 2.69 72.42 Average: 1 31.13 0.00 2.31 1.27 3.61 61.68 Average: 2 16.53 0.00 1.21 3.02 3.24 76.00 Average: 3 24.74 0.00 2.05 5.23 3.66 64.34