---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1114 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: 2799.998 BogoMIPS: 5599.99 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 486 5340 0 2149 7211 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:b2:78:c8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:feb2:78c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1114) 08/16/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 114.15 53.82 60.32 3533.01 5277.80 07:07:01 82.12 26.31 55.81 1547.74 9910.35 07:08:01 65.12 12.03 53.09 633.09 6987.90 07:09:01 19.81 0.83 18.98 47.59 4575.64 Average: 70.30 23.25 47.05 1440.36 6687.92 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5997732 7429712 2169688 26.57 37772 1573652 692416 7.51 574908 1431196 91764 07:07:01 5667596 7364408 2499824 30.61 57368 1803612 836572 9.08 655656 1648332 103676 07:08:01 5498540 7408092 2668880 32.68 63236 2005088 665324 7.22 724536 1738856 126752 07:09:01 5436316 7349148 2731104 33.44 64696 2007220 720852 7.82 789940 1736096 9012 Average: 5650046 7387840 2517374 30.82 55768 1847393 728791 7.91 686260 1638620 82801 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 312.15 190.10 1437.66 61.58 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 55.39 38.58 425.27 16.43 0.00 0.00 0.00 0.00 07:07:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 212.23 246.01 1250.14 44.62 0.00 0.00 0.00 0.00 07:08:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 07:09:01 ens3 46.61 57.16 25.99 602.90 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 156.59 132.96 784.77 181.38 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1114) 08/16/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.31 0.00 1.85 3.61 1.92 70.31 07:06:01 0 19.64 0.00 1.54 3.34 2.07 73.42 07:06:01 1 31.90 0.00 2.04 2.14 1.98 61.93 07:06:01 2 7.62 0.00 1.69 7.14 1.72 81.84 07:06:01 3 30.18 0.00 2.11 1.83 1.91 63.97 07:07:01 all 21.39 0.00 1.45 2.76 2.02 72.38 07:07:01 0 24.55 0.00 1.51 2.06 2.85 69.04 07:07:01 1 16.59 0.00 1.11 0.20 1.10 81.00 07:07:01 2 23.24 0.00 1.91 6.02 2.24 66.59 07:07:01 3 21.10 0.00 1.29 2.78 1.87 72.95 07:08:01 all 36.27 0.00 1.73 1.21 3.32 57.46 07:08:01 0 23.20 0.00 1.63 1.45 3.44 70.27 07:08:01 1 35.30 0.00 1.84 0.78 2.93 59.15 07:08:01 2 55.38 0.00 1.78 0.91 3.97 37.96 07:08:01 3 31.26 0.00 1.64 1.69 2.96 62.46 07:09:01 all 14.79 0.00 0.60 0.63 1.01 82.97 07:09:01 0 0.91 0.00 0.35 0.35 1.09 97.31 07:09:01 1 20.11 0.00 0.88 0.37 0.82 77.83 07:09:01 2 11.68 0.00 0.40 0.07 0.76 87.09 07:09:01 3 26.58 0.00 0.78 1.75 1.38 69.50 Average: all 23.70 0.00 1.41 2.06 2.07 70.76 Average: 0 17.09 0.00 1.26 1.80 2.36 77.49 Average: 1 25.99 0.00 1.47 0.87 1.71 69.97 Average: 2 24.49 0.00 1.45 3.54 2.17 68.35 Average: 3 27.28 0.00 1.46 2.01 2.03 67.22