---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4018 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 466 5257 0 2252 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:7f:89:bc brd ff:ff:ff:ff:ff:ff inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe7f:89bc/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-4018) 06/22/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 167.90 85.79 82.11 4953.12 40068.78 14:57:01 55.38 0.18 55.20 21.99 9395.80 14:58:01 107.37 34.29 73.07 2071.25 10160.04 14:59:01 34.61 7.83 26.77 249.25 5101.63 Average: 91.32 32.03 59.29 1824.03 16182.81 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6053716 7440040 2113704 25.88 36104 1530796 673752 7.31 558168 1394296 67080 14:57:01 5703292 7395716 2464128 30.17 55004 1802024 709520 7.70 617812 1652900 169636 14:58:01 5296820 7172196 2870600 35.15 65036 1966572 1094280 11.87 887380 1770536 7068 14:59:01 5449400 7463276 2718020 33.28 68524 2099380 620340 6.73 681700 1821896 25620 Average: 5625807 7367807 2541613 31.12 56167 1849693 774473 8.40 686265 1659907 67351 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 431.22 229.64 1241.58 65.50 0.00 0.00 0.00 0.00 14:56:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 57.53 44.92 673.78 5.33 0.00 0.00 0.00 0.00 14:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:58:01 ens3 283.72 324.78 1449.26 58.13 0.00 0.00 0.00 0.00 14:58:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 146.63 131.87 326.70 631.40 0.00 0.00 0.00 0.00 14:59:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 229.78 182.80 922.82 190.09 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4018) 06/22/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.59 0.00 2.63 5.64 2.49 68.64 14:56:01 0 12.03 0.00 1.80 6.25 2.55 77.37 14:56:01 1 27.15 0.00 2.65 6.60 2.58 61.02 14:56:01 2 24.76 0.00 4.69 8.87 2.80 58.87 14:56:01 3 18.40 0.00 1.41 0.85 2.02 77.32 14:57:01 all 18.71 0.00 1.11 1.78 1.28 77.13 14:57:01 0 16.97 0.00 1.03 3.71 1.06 77.23 14:57:01 1 28.16 0.00 1.73 0.31 1.83 67.96 14:57:01 2 26.74 0.00 1.53 3.11 1.46 67.17 14:57:01 3 2.92 0.00 0.15 0.02 0.73 96.18 14:58:01 all 37.10 0.00 2.20 1.94 4.96 53.80 14:58:01 0 39.48 0.00 2.46 1.45 5.21 51.39 14:58:01 1 28.53 0.00 1.25 2.24 3.85 64.13 14:58:01 2 44.80 0.00 2.40 2.79 5.27 44.74 14:58:01 3 35.60 0.00 2.68 1.26 5.50 54.96 14:59:01 all 26.53 0.00 1.33 1.20 2.49 68.45 14:59:01 0 36.18 0.00 1.69 1.53 2.62 57.98 14:59:01 1 33.76 0.00 1.21 1.57 2.60 60.85 14:59:01 2 12.95 0.00 0.88 0.10 2.30 83.77 14:59:01 3 23.25 0.00 1.53 1.61 2.46 71.16 Average: all 25.76 0.00 1.82 2.64 2.81 66.98 Average: 0 26.17 0.00 1.75 3.23 2.87 65.98 Average: 1 29.40 0.00 1.71 2.68 2.72 63.50 Average: 2 27.35 0.00 2.37 3.72 2.97 63.59 Average: 3 20.09 0.00 1.44 0.93 2.68 74.85