---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10098 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 465 5333 0 2177 7230 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:1c:ed:39 brd ff:ff:ff:ff:ff:ff inet 10.32.7.246/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe1c:ed39/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10098) 03/30/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 97.43 29.84 67.59 1003.27 5593.60 07:07:01 83.71 30.49 53.23 1715.23 9059.21 07:08:01 67.71 9.80 57.91 531.16 7105.10 07:09:01 26.53 3.40 23.13 129.31 4873.72 Average: 68.79 18.33 50.46 841.09 6647.84 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5913724 7385996 2253688 27.59 39956 1609724 725180 7.87 627228 1459036 103432 07:07:01 5594856 7297560 2572556 31.50 57876 1808592 811644 8.81 723800 1653052 93560 07:08:01 5475600 7403824 2691812 32.96 65292 2020240 684088 7.42 734688 1749464 114588 07:09:01 5401764 7349872 2765648 33.86 67656 2037212 737600 8.00 797280 1758452 14688 Average: 5596486 7359313 2570926 31.48 57695 1868942 739628 8.03 720749 1655001 81567 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 397.60 238.99 1449.26 65.65 0.00 0.00 0.00 0.00 07:06:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 87.83 82.19 484.83 20.23 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 305.31 334.17 1518.82 56.87 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 50.11 62.31 26.59 595.31 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 210.74 179.83 871.54 185.19 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 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-10098) 03/30/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.12 0.00 1.71 3.27 2.20 69.70 07:06:02 0 31.73 0.00 1.60 0.90 1.78 64.00 07:06:02 1 9.98 0.00 1.17 3.20 2.45 83.20 07:06:02 2 26.38 0.00 2.38 8.07 2.49 60.68 07:06:02 3 24.52 0.00 1.70 0.91 2.07 70.80 07:07:01 all 25.13 0.00 1.66 2.63 2.41 68.17 07:07:01 0 35.89 0.00 2.50 0.59 2.15 58.87 07:07:01 1 27.89 0.00 1.93 3.03 1.93 65.23 07:07:01 2 18.32 0.00 1.11 4.22 2.13 74.22 07:07:01 3 18.62 0.00 1.11 2.64 3.40 74.23 07:08:01 all 40.96 0.00 2.24 1.00 4.01 51.78 07:08:01 0 49.62 0.00 2.38 0.46 4.08 43.47 07:08:01 1 33.52 0.00 2.18 2.03 3.85 58.42 07:08:01 2 42.69 0.00 2.18 0.79 4.45 49.88 07:08:01 3 37.96 0.00 2.26 0.73 3.69 55.36 07:09:01 all 20.58 0.00 1.00 0.98 1.41 76.03 07:09:01 0 15.87 0.00 0.75 0.15 0.82 82.42 07:09:01 1 10.21 0.00 1.11 3.35 1.28 84.05 07:09:01 2 49.61 0.00 1.46 0.41 1.97 46.54 07:09:01 3 6.78 0.00 0.64 0.02 1.57 90.99 Average: all 27.46 0.00 1.65 1.97 2.51 66.41 Average: 0 33.30 0.00 1.80 0.52 2.21 62.16 Average: 1 20.35 0.00 1.59 2.90 2.38 72.78 Average: 2 34.31 0.00 1.78 3.37 2.77 57.77 Average: 3 21.94 0.00 1.43 1.07 2.68 72.88