---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6883 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 568 11155 0 4315 15141 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:c9:17:88 brd ff:ff:ff:ff:ff:ff inet 10.30.106.161/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85963sec preferred_lft 85963sec inet6 fe80::f816:3eff:fec9:1788/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6883) 10/28/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:01 192.75 33.98 158.77 1812.10 52854.92 13:05:01 84.82 14.28 70.54 831.33 13552.01 13:06:01 21.73 0.57 21.16 13.73 2618.10 13:07:01 27.31 0.07 27.25 1.60 4273.95 13:08:01 37.88 0.42 37.46 9.87 12995.03 13:09:01 43.69 2.60 41.09 229.43 55153.47 Average: 68.03 8.65 59.38 483.01 23574.58 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13416088 15244452 3008872 18.32 74896 1943504 1041768 5.96 1001112 1771176 103916 13:05:01 11445832 13599944 4979128 30.31 81772 2253568 2503084 14.33 2748556 1971212 11040 13:06:01 11495184 13786100 4929776 30.01 85032 2383144 2332616 13.35 2578856 2084736 72688 13:07:01 11299484 13644672 5125476 31.21 89768 2429464 2439028 13.96 2726772 2125348 3760 13:08:01 10879644 14240468 5545316 33.76 93956 3411420 1858424 10.64 2196520 3042868 750060 13:09:01 11378304 15445376 5046656 30.73 96060 4096244 858012 4.91 1278704 3446060 17424 Average: 11652423 14326835 4772537 29.06 86914 2752891 1838822 10.52 2088420 2406900 159815 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 ens3 271.59 207.75 2807.76 40.92 0.00 0.00 0.00 0.00 13:04:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 13:05:01 ens3 582.77 381.34 4520.27 96.73 0.00 0.00 0.00 0.00 13:05:01 lo 0.75 0.75 0.05 0.05 0.00 0.00 0.00 0.00 13:06:01 ens3 1162.51 725.01 1071.20 332.36 0.00 0.00 0.00 0.00 13:06:01 lo 6.20 6.20 25.90 25.90 0.00 0.00 0.00 0.00 13:07:01 ens3 99.25 73.72 601.65 14.82 0.00 0.00 0.00 0.00 13:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:08:01 ens3 287.54 181.14 3801.48 28.99 0.00 0.00 0.00 0.00 13:08:01 lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 13:09:01 ens3 697.82 508.15 2783.63 187.89 0.00 0.00 0.00 0.00 13:09:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 516.91 346.18 2597.67 116.95 0.00 0.00 0.00 0.00 Average: lo 1.61 1.61 4.37 4.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6883) 10/28/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 25.99 0.00 1.77 3.85 0.07 68.31 13:04:01 0 18.62 0.00 1.15 0.65 0.05 79.52 13:04:01 1 27.87 0.00 2.20 1.62 0.08 68.22 13:04:01 2 16.05 0.00 1.49 11.00 0.08 71.37 13:04:01 3 41.44 0.00 2.24 2.14 0.08 54.10 13:05:01 all 66.41 0.00 2.15 0.44 0.13 30.86 13:05:01 0 70.05 0.00 2.36 0.37 0.13 27.09 13:05:01 1 68.16 0.00 1.76 0.18 0.13 29.76 13:05:01 2 62.35 0.00 2.16 0.77 0.12 34.61 13:05:01 3 65.08 0.00 2.31 0.47 0.13 32.00 13:06:01 all 38.75 0.00 3.51 0.18 0.08 57.49 13:06:01 0 45.56 0.00 1.62 0.02 0.07 52.74 13:06:01 1 37.21 0.00 4.01 0.52 0.07 58.20 13:06:01 2 35.31 0.00 4.05 0.17 0.08 60.40 13:06:01 3 36.91 0.00 4.37 0.00 0.08 58.64 13:07:01 all 11.95 0.00 0.51 0.10 0.05 87.40 13:07:01 0 14.09 0.00 0.23 0.00 0.05 85.63 13:07:01 1 9.42 0.00 0.40 0.30 0.07 89.81 13:07:01 2 13.44 0.00 0.47 0.00 0.05 86.05 13:07:01 3 10.82 0.00 0.93 0.08 0.07 88.09 13:08:01 all 17.39 0.00 1.09 0.25 0.07 81.21 13:08:01 0 19.30 0.00 1.41 0.00 0.07 79.22 13:08:01 1 17.02 0.00 0.90 0.47 0.08 81.52 13:08:01 2 17.36 0.00 1.11 0.07 0.09 81.36 13:08:01 3 15.90 0.00 0.93 0.42 0.03 82.72 13:09:01 all 43.67 0.00 1.98 1.25 0.09 53.01 13:09:01 0 60.99 0.00 2.28 0.70 0.10 35.93 13:09:01 1 42.54 0.00 1.37 3.50 0.08 52.51 13:09:01 2 36.57 0.00 2.08 0.07 0.07 61.22 13:09:01 3 34.63 0.00 2.15 0.77 0.08 62.37 Average: all 34.07 0.00 1.83 1.01 0.08 63.00 Average: 0 38.10 0.00 1.51 0.29 0.08 60.02 Average: 1 33.70 0.00 1.78 1.10 0.09 63.34 Average: 2 30.30 0.00 1.90 2.03 0.08 65.70 Average: 3 34.14 0.00 2.16 0.65 0.08 62.98