---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9722 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 489 5335 0 2150 7207 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:36:b8:4f brd ff:ff:ff:ff:ff:ff inet 10.32.6.50/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe36:b84f/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-9722) 11/20/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 140.94 54.77 86.17 3590.47 40837.61 07:07:01 85.66 30.57 55.09 1734.35 9209.69 07:08:01 62.92 8.88 54.04 505.38 7030.83 07:09:01 23.44 0.35 23.09 33.72 4814.93 Average: 78.21 23.61 54.60 1464.80 15499.02 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5955868 7381540 2211544 27.08 37300 1568208 712164 7.73 618916 1427204 81140 07:07:01 5576860 7280936 2590552 31.72 57556 1810168 849720 9.22 736828 1654912 104212 07:08:01 5496832 7411060 2670580 32.70 63244 2009548 645316 7.00 721692 1740648 129556 07:09:01 5489680 7407332 2677732 32.79 65328 2010760 660332 7.17 730644 1738616 12692 Average: 5629810 7370217 2537602 31.07 55857 1849671 716883 7.78 702020 1640345 81900 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 373.54 204.23 1463.00 63.42 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 07:07:01 ens3 78.22 55.41 447.42 15.92 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 263.61 292.72 1250.69 639.59 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 12.08 12.10 9.26 5.97 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 Average: ens3 182.29 141.47 794.00 181.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9722) 11/20/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.60 0.00 2.26 4.69 1.24 69.22 07:06:02 0 11.65 0.00 2.08 3.82 0.80 81.65 07:06:02 1 44.90 0.00 2.87 8.89 1.68 41.66 07:06:02 2 12.25 0.00 1.37 2.65 1.05 82.69 07:06:02 3 21.59 0.00 2.72 3.42 1.42 70.86 07:07:01 all 23.63 0.00 1.44 2.22 1.28 71.43 07:07:01 0 10.29 0.00 0.66 1.66 0.96 86.43 07:07:01 1 50.16 0.00 2.61 2.02 1.91 43.30 07:07:01 2 13.29 0.00 0.80 3.80 1.00 81.12 07:07:01 3 20.77 0.00 1.71 1.39 1.29 74.84 07:08:01 all 33.88 0.00 1.87 1.37 2.29 60.59 07:08:01 0 44.18 0.00 1.96 0.52 2.25 51.10 07:08:01 1 33.22 0.00 1.43 0.40 2.08 62.86 07:08:01 2 29.20 0.00 1.83 2.33 2.10 64.55 07:08:01 3 28.95 0.00 2.27 2.21 2.72 63.84 07:09:01 all 20.86 0.00 0.93 0.83 0.69 76.70 07:09:01 0 18.27 0.00 0.68 0.03 0.57 80.45 07:09:01 1 15.63 0.00 1.05 2.29 0.52 80.51 07:09:01 2 45.59 0.00 1.52 0.18 1.33 51.37 07:09:01 3 3.92 0.00 0.43 0.82 0.33 94.50 Average: all 25.25 0.00 1.63 2.28 1.38 69.47 Average: 0 21.15 0.00 1.35 1.51 1.15 74.85 Average: 1 35.93 0.00 1.99 3.40 1.55 57.13 Average: 2 25.13 0.00 1.38 2.23 1.37 69.88 Average: 3 18.81 0.00 1.79 1.96 1.44 76.00