---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1166 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 402 1393 0 2147 3279 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:57:e3:54 brd ff:ff:ff:ff:ff:ff inet 10.32.6.41/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe57:e354/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1166) 07/24/25 _x86_64_ (4 CPU) 07:04:42 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 94.30 25.41 68.89 832.53 5131.68 07:07:01 83.68 30.35 53.33 1699.10 8353.84 07:08:01 55.48 8.83 46.65 499.57 9976.14 07:09:01 21.56 0.35 21.21 33.73 1433.36 Average: 63.67 16.18 47.50 762.32 6215.00 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1753252 3330496 2285400 56.59 47408 1684680 651356 12.80 602788 1508460 173972 07:07:01 1540976 3266392 2497676 61.84 59132 1813320 727756 14.31 654368 1655044 97268 07:08:01 1432204 3357744 2606448 64.54 63568 2005024 596664 11.73 675600 1734672 26992 07:09:01 1420068 3349160 2618584 64.84 65716 2006344 601772 11.83 689376 1733444 10932 Average: 1536625 3325948 2502027 61.95 58956 1877342 644387 12.67 655533 1657905 77291 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:06:02 ens3 110.63 85.85 910.23 30.72 0.00 0.00 0.00 0.00 07:07:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 07:07:01 ens3 116.13 94.88 502.38 24.49 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 240.49 256.46 1209.91 636.34 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 12.18 12.60 9.42 6.16 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 119.88 112.53 658.66 175.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1166) 07/24/25 _x86_64_ (4 CPU) 07:04:42 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.37 0.00 1.34 2.87 1.24 73.17 07:06:02 0 6.81 0.00 0.48 2.53 0.48 89.70 07:06:02 1 13.57 0.00 0.68 0.70 1.14 83.91 07:06:02 2 40.84 0.00 2.12 3.95 1.97 51.12 07:06:02 3 24.24 0.00 2.08 4.33 1.36 67.98 07:07:01 all 25.39 0.00 1.48 2.03 1.76 69.33 07:07:01 0 9.24 0.00 0.86 0.19 1.18 88.53 07:07:01 1 34.61 0.00 2.11 3.02 2.28 57.99 07:07:01 2 20.53 0.00 1.26 3.87 1.58 72.76 07:07:01 3 37.19 0.00 1.71 1.03 2.01 58.06 07:08:01 all 32.87 0.00 1.76 0.87 2.36 62.14 07:08:01 0 50.73 0.00 2.41 0.73 2.76 43.37 07:08:01 1 31.98 0.00 1.50 0.25 2.53 63.74 07:08:01 2 27.65 0.00 1.68 2.19 2.12 66.36 07:08:01 3 21.21 0.00 1.49 0.28 2.03 74.99 07:09:01 all 20.97 0.00 0.93 0.73 0.95 76.41 07:09:01 0 21.20 0.00 0.73 0.10 0.87 77.11 07:09:01 1 26.36 0.00 1.14 0.12 1.29 71.09 07:09:01 2 22.60 0.00 0.98 2.64 0.91 72.87 07:09:01 3 13.70 0.00 0.85 0.08 0.75 84.62 Average: all 25.15 0.00 1.38 1.62 1.58 70.26 Average: 0 22.04 0.00 1.12 0.89 1.32 74.62 Average: 1 26.60 0.00 1.36 1.01 1.81 69.23 Average: 2 27.93 0.00 1.51 3.16 1.65 65.75 Average: 3 24.03 0.00 1.53 1.43 1.54 71.47