---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2217 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 472 5340 0 2162 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:9f:eb:a4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.46/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe9f:eba4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2217) 05/30/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 141.96 55.31 86.65 3639.93 40802.68 19:15:01 58.88 3.64 55.24 114.13 9833.55 19:16:01 78.82 15.01 63.81 578.17 8956.77 19:17:01 26.26 3.05 23.21 123.43 4485.84 Average: 76.55 19.32 57.23 1118.01 16044.85 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5967780 7411852 2199632 26.93 38396 1585032 705932 7.66 591692 1442228 100512 19:15:01 5783392 7492184 2384020 29.19 57124 1813716 596120 6.47 510288 1674184 144760 19:16:01 5443972 7368632 2723440 33.35 63960 2017572 730636 7.93 729484 1782604 110068 19:17:01 5469772 7397164 2697640 33.03 66136 2017648 685932 7.44 708636 1776660 10236 Average: 5666229 7417458 2501183 30.62 56404 1858492 679655 7.37 635025 1668919 91394 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 409.15 255.27 1529.64 68.73 0.00 0.00 0.00 0.00 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:15:01 ens3 43.95 36.58 365.73 5.28 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 352.26 316.43 1417.34 71.87 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 53.72 57.28 30.42 519.96 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 215.47 166.92 837.69 167.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2217) 05/30/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.65 0.00 2.90 4.31 0.86 69.28 19:14:02 0 29.23 0.00 5.24 5.39 1.10 59.05 19:14:02 1 20.81 0.00 2.64 6.17 0.82 69.56 19:14:02 2 21.29 0.00 2.08 4.47 0.75 71.41 19:14:02 3 19.25 0.00 1.63 1.18 0.77 77.17 19:15:01 all 21.30 0.00 1.34 1.31 0.85 75.19 19:15:01 0 17.09 0.00 1.03 0.71 1.08 80.10 19:15:01 1 4.69 0.00 0.73 3.46 0.29 90.84 19:15:01 2 47.05 0.00 2.59 1.00 1.51 47.85 19:15:01 3 16.44 0.00 1.03 0.08 0.53 81.92 19:16:01 all 40.41 0.00 1.98 1.51 2.47 53.63 19:16:01 0 26.87 0.00 2.03 1.13 2.23 67.74 19:16:01 1 38.02 0.00 1.72 0.48 2.42 57.36 19:16:01 2 37.97 0.00 1.99 3.09 2.57 54.38 19:16:01 3 58.89 0.00 2.22 1.32 2.69 34.87 19:17:01 all 20.50 0.00 1.02 0.67 0.68 77.13 19:17:01 0 11.71 0.00 1.02 0.22 0.48 86.57 19:17:01 1 7.35 0.00 0.75 0.02 0.27 91.62 19:17:01 2 24.47 0.00 1.13 2.10 0.92 71.38 19:17:01 3 38.48 0.00 1.17 0.33 1.03 58.99 Average: all 26.23 0.00 1.81 1.95 1.22 68.78 Average: 0 21.25 0.00 2.33 1.86 1.22 73.33 Average: 1 17.77 0.00 1.46 2.53 0.95 77.29 Average: 2 32.64 0.00 1.95 2.67 1.44 61.30 Average: 3 33.31 0.00 1.52 0.73 1.26 63.18