---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-394 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 7.7G 12G 41% / 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 461 5167 0 2347 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:8f:01:23 brd ff:ff:ff:ff:ff:ff inet 10.32.7.165/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86037sec preferred_lft 86037sec inet6 fe80::f816:3eff:fe8f:123/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-394) 12/13/25 _x86_64_ (4 CPU) 05:14:58 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 176.91 94.24 82.67 5156.41 39691.85 05:17:01 57.88 0.20 57.68 22.12 9441.71 05:18:01 63.03 30.12 32.91 1645.32 8034.79 05:19:01 19.16 10.21 8.95 775.74 3565.48 05:20:01 24.31 1.52 22.79 102.37 7198.93 Average: 68.26 27.26 41.00 1540.29 13586.28 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 6093744 7463760 2073668 25.39 34476 1516616 666008 7.23 534032 1378552 63080 05:17:01 5784280 7398644 2383132 29.18 53664 1728704 718992 7.80 612016 1582044 108944 05:18:01 5506480 7310236 2660932 32.58 61124 1903164 797440 8.65 710080 1746116 26404 05:19:01 4424084 6329040 3743328 45.83 63364 1998208 1654448 17.95 1746604 1779616 1180 05:20:01 5285840 7393880 2881572 35.28 68532 2191852 701852 7.62 747132 1913836 25828 Average: 5418886 7179112 2748526 33.65 56232 1867709 907748 9.85 869973 1680033 45087 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 05:16:01 ens3 426.67 221.13 1094.97 65.82 0.00 0.00 0.00 0.00 05:17:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:17:01 ens3 64.22 51.40 680.02 5.98 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:18:01 ens3 145.47 121.93 1690.62 23.14 0.00 0.00 0.00 0.00 05:19:01 lo 86.47 86.47 32.14 32.14 0.00 0.00 0.00 0.00 05:19:01 ens3 97.55 85.24 1129.02 10.46 0.00 0.00 0.00 0.00 05:20:01 lo 33.29 33.29 4.25 4.25 0.00 0.00 0.00 0.00 05:20:01 ens3 132.62 118.11 1255.81 20.74 0.00 0.00 0.00 0.00 Average: lo 24.68 24.68 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 173.30 119.56 1170.06 25.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-394) 12/13/25 _x86_64_ (4 CPU) 05:14:58 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 19.70 0.00 3.05 6.40 2.76 68.10 05:16:01 0 17.73 0.00 5.32 6.49 2.72 67.74 05:16:01 1 10.94 0.00 2.54 7.84 2.52 76.16 05:16:01 2 11.13 0.00 1.91 7.19 3.13 76.64 05:16:01 3 39.03 0.00 2.46 4.07 2.66 51.78 05:17:01 all 19.32 0.00 1.18 2.06 1.10 76.34 05:17:01 0 49.09 0.00 2.63 0.73 2.03 45.52 05:17:01 1 0.94 0.00 0.08 0.00 0.17 98.81 05:17:01 2 4.73 0.00 1.01 7.27 1.05 85.95 05:17:01 3 22.43 0.00 0.97 0.25 1.13 75.22 05:18:01 all 17.86 0.00 1.20 1.34 2.51 77.09 05:18:01 0 22.97 0.00 1.42 1.47 2.58 71.55 05:18:01 1 11.34 0.00 1.36 1.95 2.16 83.19 05:18:01 2 21.96 0.00 1.36 1.79 3.26 71.64 05:18:01 3 15.19 0.00 0.65 0.13 2.06 81.97 05:19:01 all 48.15 0.00 1.75 0.45 6.13 43.51 05:19:01 0 47.90 0.00 1.84 0.35 5.71 44.20 05:19:01 1 48.56 0.00 1.78 0.53 6.06 43.07 05:19:01 2 45.59 0.00 1.93 0.71 6.27 45.50 05:19:01 3 50.55 0.00 1.47 0.26 6.45 41.27 05:20:01 all 25.95 0.00 1.33 0.82 1.91 69.98 05:20:01 0 22.16 0.00 1.07 0.13 1.71 74.93 05:20:01 1 19.50 0.00 1.16 1.38 1.58 76.38 05:20:01 2 29.60 0.00 1.63 1.64 2.34 64.80 05:20:01 3 32.55 0.00 1.52 0.12 1.98 63.83 Average: all 26.22 0.00 1.70 2.22 2.89 66.97 Average: 0 31.99 0.00 2.46 1.84 2.96 60.76 Average: 1 18.30 0.00 1.39 2.34 2.51 75.46 Average: 2 22.62 0.00 1.57 3.72 3.21 68.88 Average: 3 31.99 0.00 1.41 0.97 2.86 62.77