---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3560 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 7.7G 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 458 5181 0 2336 7234 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:60:00:ce brd ff:ff:ff:ff:ff:ff inet 10.32.7.213/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe60:ce/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-3560) 09/13/25 _x86_64_ (4 CPU) 05:14:50 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:03 107.60 54.52 53.07 3591.67 11668.45 05:17:01 68.07 14.12 53.96 656.16 9242.82 05:18:01 50.12 20.34 29.78 1567.09 7257.69 05:19:01 15.64 6.73 8.91 242.05 3460.31 05:20:01 28.73 1.40 27.33 102.78 7382.77 Average: 53.94 19.46 34.48 1235.97 7792.80 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:03 5958872 7385036 2208548 27.04 37156 1568736 736128 7.99 615136 1428584 88444 05:17:01 5819328 7487400 2348092 28.75 57012 1775048 618064 6.71 522244 1629688 134612 05:18:01 5159932 7039988 3007488 36.82 62668 1975284 1160004 12.59 994924 1803392 91952 05:19:01 4928128 6855324 3239292 39.66 64892 2018100 1168632 12.68 1232788 1789288 31532 05:20:01 5345812 7443820 2821608 34.55 68776 2181768 651588 7.07 698088 1903596 24136 Average: 5442414 7242314 2725006 33.36 58101 1903787 866883 9.41 812636 1710910 74135 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:03 ens3 388.46 216.18 1421.22 65.68 0.00 0.00 0.00 0.00 05:16:03 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 05:17:01 ens3 50.03 30.89 429.08 6.39 0.00 0.00 0.00 0.00 05:17:01 lo 1.45 1.45 0.14 0.14 0.00 0.00 0.00 0.00 05:18:01 ens3 195.62 177.65 2412.53 24.82 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:19:01 ens3 54.22 51.37 489.23 8.21 0.00 0.00 0.00 0.00 05:19:01 lo 122.79 122.79 36.44 36.44 0.00 0.00 0.00 0.00 05:20:01 ens3 85.15 73.60 859.07 23.80 0.00 0.00 0.00 0.00 05:20:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 155.41 110.48 1127.00 25.91 0.00 0.00 0.00 0.00 Average: lo 25.35 25.35 7.40 7.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3560) 09/13/25 _x86_64_ (4 CPU) 05:14:50 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:03 all 22.77 0.00 1.83 3.99 2.24 69.16 05:16:03 0 11.27 0.00 1.11 2.64 1.15 83.83 05:16:03 1 17.29 0.00 2.10 9.59 2.43 68.60 05:16:03 2 28.55 0.00 2.36 1.59 3.45 64.05 05:16:03 3 33.92 0.00 1.75 2.17 1.90 60.25 05:17:01 all 20.81 0.00 1.50 2.26 1.72 73.72 05:17:01 0 3.10 0.00 0.50 1.45 0.62 94.33 05:17:01 1 16.43 0.00 1.28 6.18 2.20 73.91 05:17:01 2 25.63 0.00 2.11 0.36 2.27 69.63 05:17:01 3 38.01 0.00 2.10 1.01 1.79 57.09 05:18:01 all 27.10 0.00 1.31 1.08 2.18 68.34 05:18:01 0 23.09 0.00 1.40 1.46 1.89 72.16 05:18:01 1 34.31 0.00 1.57 0.87 2.27 61.00 05:18:01 2 24.09 0.00 1.01 0.27 2.41 72.22 05:18:01 3 26.93 0.00 1.26 1.73 2.15 67.93 05:19:01 all 46.05 0.00 1.56 0.38 3.80 48.21 05:19:01 0 42.94 0.00 1.67 0.38 3.89 51.11 05:19:01 1 43.57 0.00 1.58 0.23 3.71 50.91 05:19:01 2 46.28 0.00 1.87 0.43 4.05 47.37 05:19:01 3 51.44 0.00 1.13 0.45 3.57 43.41 05:20:01 all 25.04 0.00 1.31 0.75 1.69 71.22 05:20:01 0 26.25 0.00 0.92 0.20 1.32 71.32 05:20:01 1 11.18 0.00 0.45 0.03 1.77 86.58 05:20:01 2 24.52 0.00 2.01 1.63 1.74 70.10 05:20:01 3 38.33 0.00 1.86 1.15 1.91 56.74 Average: all 28.40 0.00 1.50 1.69 2.33 66.08 Average: 0 21.47 0.00 1.12 1.22 1.78 74.39 Average: 1 24.56 0.00 1.39 3.37 2.47 68.20 Average: 2 29.85 0.00 1.87 0.86 2.79 64.63 Average: 3 37.72 0.00 1.62 1.30 2.27 57.08