---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3852 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 482 5314 0 2178 7212 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:ee:43:13 brd ff:ff:ff:ff:ff:ff inet 10.32.7.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:feee:4313/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3852) 01/22/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 157.99 73.34 84.65 4410.20 40690.57 12:49:01 84.05 29.20 54.86 1677.72 9653.99 12:50:01 71.74 9.72 62.02 534.71 7395.43 12:51:01 25.70 1.63 24.06 76.79 5065.02 Average: 84.87 28.47 56.40 1674.85 15701.25 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5980256 7400784 2187156 26.78 37112 1563128 704996 7.65 597412 1423240 84960 12:49:01 5658768 7357044 2508644 30.72 57240 1805052 836580 9.08 658948 1649816 101432 12:50:01 5472392 7410136 2695020 33.00 65172 2029348 656440 7.12 725172 1756456 114608 12:51:01 5450068 7390388 2717344 33.27 67408 2029580 681016 7.39 752692 1751912 9332 Average: 5640371 7389588 2527041 30.94 56733 1856777 719758 7.81 683556 1645356 77583 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:48:01 ens3 435.08 229.21 1495.34 65.99 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 65.29 40.78 455.02 12.54 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 338.98 385.35 1581.56 65.21 0.00 0.00 0.00 0.00 12:51:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 53.72 64.07 27.28 612.86 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 223.27 179.85 889.80 189.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3852) 01/22/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.83 0.00 2.77 5.26 1.20 67.95 12:48:01 0 43.30 0.00 5.25 5.38 1.59 44.49 12:48:01 1 12.07 0.00 1.72 7.49 0.79 77.94 12:48:01 2 12.13 0.00 1.69 2.89 1.13 82.16 12:48:01 3 23.80 0.00 2.42 5.32 1.28 67.18 12:49:01 all 23.10 0.00 1.53 2.28 1.20 71.90 12:49:01 0 37.88 0.00 2.55 2.00 1.45 56.13 12:49:01 1 33.13 0.00 1.92 5.40 1.20 58.35 12:49:01 2 16.09 0.00 0.81 0.35 1.05 81.70 12:49:01 3 5.42 0.00 0.81 1.36 1.08 91.34 12:50:01 all 48.30 0.00 2.92 0.87 3.41 44.50 12:50:01 0 44.13 0.00 2.16 0.73 3.28 49.70 12:50:01 1 52.98 0.00 1.66 0.51 3.12 41.72 12:50:01 2 42.88 0.00 3.59 1.26 3.47 48.80 12:50:01 3 53.23 0.00 4.30 0.98 3.76 37.72 12:51:01 all 21.15 0.00 1.02 0.84 0.83 76.16 12:51:01 0 42.27 0.00 1.43 0.20 1.28 54.82 12:51:01 1 6.57 0.00 1.00 1.85 0.30 90.28 12:51:01 2 31.36 0.00 1.06 1.15 1.28 65.15 12:51:01 3 4.36 0.00 0.57 0.13 0.48 94.46 Average: all 28.85 0.00 2.06 2.31 1.66 65.12 Average: 0 41.89 0.00 2.84 2.07 1.90 51.29 Average: 1 26.22 0.00 1.57 3.81 1.35 67.05 Average: 2 25.63 0.00 1.79 1.41 1.73 69.44 Average: 3 21.69 0.00 2.02 1.95 1.65 72.69