---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2413 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 452 5275 0 2248 7242 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:9e:17:32 brd ff:ff:ff:ff:ff:ff inet 10.32.6.62/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe9e:1732/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2413) 01/03/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 157.60 72.64 84.96 4406.26 40699.25 19:40:01 92.00 30.27 61.74 1685.95 9837.25 19:41:01 80.31 9.96 70.34 667.11 10681.11 19:42:01 24.81 0.65 24.16 77.45 3773.24 Average: 88.67 28.37 60.29 1709.36 16275.32 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 5982496 7404352 2184924 26.75 37028 1564936 724140 7.86 596524 1426072 86500 19:40:01 5667624 7367968 2499796 30.61 57612 1806636 782108 8.49 651484 1653420 97428 19:41:01 5465616 7466216 2701804 33.08 65580 2089720 622440 6.75 644108 1844572 68148 19:42:01 5390288 7406652 2777132 34.00 68468 2102764 689160 7.48 712816 1851364 17188 Average: 5626506 7411297 2540914 31.11 57172 1891014 704462 7.64 651233 1693857 67316 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 ens3 476.72 248.35 1495.25 66.86 0.00 0.00 0.00 0.00 19:39:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:40:01 ens3 81.58 61.06 465.99 16.23 0.00 0.00 0.00 0.00 19:40:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:41:01 ens3 489.34 515.76 3308.74 85.16 0.00 0.00 0.00 0.00 19:41:01 lo 1.47 1.47 0.19 0.19 0.00 0.00 0.00 0.00 19:42:01 ens3 10.53 11.71 8.88 5.66 0.00 0.00 0.00 0.00 19:42:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 265.33 209.86 1323.38 43.59 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2413) 01/03/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 21.91 0.00 2.79 4.81 1.66 68.83 19:39:02 0 20.43 0.00 3.38 2.15 1.45 72.60 19:39:02 1 33.09 0.00 1.85 6.62 1.80 56.64 19:39:02 2 16.57 0.00 3.18 2.20 1.60 76.46 19:39:02 3 17.60 0.00 2.67 8.29 1.79 69.65 19:40:01 all 24.85 0.00 1.44 2.24 1.56 69.91 19:40:01 0 10.38 0.00 0.34 0.17 1.01 88.12 19:40:01 1 9.55 0.00 0.93 5.36 1.16 83.00 19:40:01 2 58.42 0.00 3.12 2.16 2.49 33.82 19:40:01 3 21.10 0.00 1.40 1.25 1.62 74.63 19:41:01 all 45.67 0.00 2.47 1.04 3.11 47.72 19:41:01 0 45.70 0.00 1.80 0.23 3.11 49.16 19:41:01 1 45.55 0.00 1.75 1.49 3.11 48.10 19:41:01 2 42.74 0.00 2.36 0.63 2.82 51.45 19:41:01 3 48.69 0.00 3.96 1.82 3.37 42.17 19:42:01 all 21.48 0.00 0.93 0.71 0.69 76.19 19:42:01 0 0.53 0.00 0.28 0.03 0.08 99.07 19:42:01 1 31.03 0.00 1.30 1.72 0.77 65.18 19:42:01 2 21.46 0.00 1.00 0.03 0.77 76.74 19:42:01 3 32.92 0.00 1.18 1.02 1.13 63.75 Average: all 28.52 0.00 1.91 2.20 1.76 65.62 Average: 0 19.31 0.00 1.45 0.65 1.42 77.17 Average: 1 29.90 0.00 1.46 3.79 1.71 63.14 Average: 2 34.74 0.00 2.41 1.25 1.92 59.67 Average: 3 30.13 0.00 2.31 3.10 1.98 62.47