---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1837 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 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 475 5150 0 2350 7217 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:ca:28:8e brd ff:ff:ff:ff:ff:ff inet 10.32.6.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:feca:288e/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-1837) 12/27/25 _x86_64_ (4 CPU) 16:36:55 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 149.58 67.17 82.40 4286.09 40644.98 16:39:01 85.94 30.11 55.83 1664.38 9753.82 16:40:01 35.86 7.77 28.10 678.02 6547.58 16:41:01 14.76 3.58 11.18 128.11 3676.99 16:42:01 32.26 0.68 31.58 77.72 7826.43 Average: 63.68 21.86 41.82 1366.87 13689.83 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 5969236 7393464 2198184 26.91 36996 1567176 717308 7.78 608112 1427732 86400 16:39:01 5679100 7382784 2488320 30.47 57180 1810376 756032 8.20 637068 1656116 104612 16:40:01 4663992 6568016 3503428 42.90 63020 1998352 1448452 15.72 1482040 1810308 96424 16:41:01 5318004 7419968 2849416 34.89 67000 2187492 654700 7.10 718316 1911996 198208 16:42:01 5311560 7424412 2855860 34.97 69356 2195604 653504 7.09 720804 1914652 9312 Average: 5388378 7237729 2779042 34.03 58710 1951800 845999 9.18 833268 1744161 98991 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 394.58 221.80 1412.30 64.95 0.00 0.00 0.00 0.00 16:38:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 16:39:01 ens3 60.28 37.29 453.43 11.15 0.00 0.00 0.00 0.00 16:39:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:40:01 ens3 206.38 190.38 2654.79 25.49 0.00 0.00 0.00 0.00 16:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:41:01 ens3 121.11 111.08 1251.54 18.44 0.00 0.00 0.00 0.00 16:41:01 lo 119.98 119.98 36.40 36.40 0.00 0.00 0.00 0.00 16:42:01 ens3 11.98 12.91 9.21 6.02 0.00 0.00 0.00 0.00 16:42:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 158.86 114.69 1156.23 25.21 0.00 0.00 0.00 0.00 Average: lo 24.80 24.80 7.35 7.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1837) 12/27/25 _x86_64_ (4 CPU) 16:36:55 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 21.84 0.00 2.77 4.75 2.44 68.21 16:38:01 0 12.98 0.00 1.31 3.44 2.02 80.24 16:38:01 1 31.86 0.00 2.69 6.06 2.85 56.54 16:38:01 2 21.57 0.00 2.63 5.55 2.69 67.55 16:38:01 3 20.97 0.00 4.45 3.94 2.19 68.44 16:39:01 all 22.17 0.00 1.52 2.51 1.92 71.88 16:39:01 0 26.28 0.00 1.27 1.29 2.10 69.06 16:39:01 1 29.85 0.00 2.07 1.95 2.12 64.01 16:39:01 2 13.97 0.00 1.55 4.36 1.96 78.15 16:39:01 3 18.59 0.00 1.20 2.43 1.50 76.29 16:40:01 all 30.74 0.00 1.26 0.77 4.48 62.75 16:40:01 0 27.97 0.00 1.14 0.31 4.05 66.52 16:40:01 1 28.40 0.00 1.14 0.18 4.29 65.99 16:40:01 2 30.70 0.00 1.49 2.22 4.79 60.80 16:40:01 3 35.88 0.00 1.27 0.38 4.75 57.72 16:41:01 all 37.79 0.00 1.61 0.28 5.46 54.85 16:41:01 0 43.36 0.00 1.53 0.08 5.56 49.47 16:41:01 1 39.05 0.00 1.22 0.13 5.46 54.15 16:41:01 2 33.24 0.00 1.90 0.44 5.53 58.89 16:41:01 3 35.53 0.00 1.80 0.46 5.32 56.89 16:42:01 all 20.53 0.00 0.96 1.07 1.21 76.23 16:42:01 0 9.43 0.00 0.55 0.07 1.00 88.96 16:42:01 1 21.54 0.00 1.05 1.00 1.22 75.20 16:42:01 2 35.70 0.00 1.54 2.26 1.88 58.62 16:42:01 3 15.47 0.00 0.68 0.95 0.75 82.15 Average: all 26.64 0.00 1.62 1.87 3.11 66.76 Average: 0 24.04 0.00 1.16 1.04 2.95 70.81 Average: 1 30.16 0.00 1.63 1.86 3.19 63.15 Average: 2 27.04 0.00 1.82 2.96 3.38 64.80 Average: 3 25.32 0.00 1.88 1.63 2.91 68.26