---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1834 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 7.6G 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 477 5335 0 2163 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:83:d1:11 brd ff:ff:ff:ff:ff:ff inet 10.32.7.135/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85928sec preferred_lft 85928sec inet6 fe80::f816:3eff:fe83:d111/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1834) 12/27/25 _x86_64_ (4 CPU) 16:02:56 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:01 166.66 82.20 84.45 4894.12 40668.71 16:05:01 64.86 11.91 52.94 248.76 8890.12 16:06:01 36.03 0.60 35.43 17.60 5041.56 16:07:01 20.35 0.10 20.25 1.47 4128.51 16:08:01 17.93 0.13 17.80 2.53 1556.01 16:09:01 28.00 7.85 20.15 479.25 1847.96 16:10:01 24.26 3.27 21.00 267.56 1197.67 Average: 51.15 15.15 36.00 844.47 9047.22 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:01 5981072 7402636 2186348 26.77 36848 1564572 702496 7.62 593780 1426044 85808 16:05:01 5727860 7387248 2439560 29.87 57224 1766056 833460 9.04 627904 1614832 134812 16:06:01 5545320 7215460 2622100 32.10 59788 1773096 887568 9.63 805708 1616732 2588 16:07:01 5342864 7130700 2824556 34.58 61612 1886068 914212 9.92 900412 1717736 1040 16:08:01 5274076 7106080 2893344 35.43 63724 1925936 933212 10.13 931704 1750528 3216 16:09:01 5019440 6916040 3147980 38.54 65744 1986320 1023048 11.10 1136052 1796344 3088 16:10:01 5417724 7340720 2749696 33.67 68488 2009672 737872 8.01 730744 1803328 24688 Average: 5472622 7214126 2694798 32.99 59061 1844531 861695 9.35 818043 1675078 36463 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:01 ens3 447.16 243.88 1449.62 67.64 0.00 0.00 0.00 0.00 16:04:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 16:05:01 ens3 81.12 46.01 466.73 13.07 0.00 0.00 0.00 0.00 16:05:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 16:06:01 ens3 57.09 75.59 76.12 12.38 0.00 0.00 0.00 0.00 16:06:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:07:01 ens3 271.10 247.08 1879.36 34.52 0.00 0.00 0.00 0.00 16:07:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 16:08:01 ens3 207.07 201.47 636.80 27.62 0.00 0.00 0.00 0.00 16:08:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:09:01 ens3 267.12 233.18 747.47 40.83 0.00 0.00 0.00 0.00 16:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:10:01 ens3 94.53 69.17 113.05 18.31 0.00 0.00 0.00 0.00 16:10:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 203.60 159.48 767.02 30.63 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1834) 12/27/25 _x86_64_ (4 CPU) 16:02:56 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:01 all 22.80 0.00 3.13 5.42 1.43 67.23 16:04:01 0 20.46 0.00 2.21 4.31 1.41 71.61 16:04:01 1 14.75 0.00 2.36 6.93 1.15 74.82 16:04:01 2 37.51 0.00 6.00 4.81 1.75 49.93 16:04:01 3 18.51 0.00 1.95 5.63 1.40 72.50 16:05:01 all 22.63 0.00 1.47 1.82 1.26 72.83 16:05:01 0 31.20 0.00 1.40 0.37 1.36 65.67 16:05:01 1 13.66 0.00 0.90 1.13 1.01 83.31 16:05:01 2 30.92 0.00 2.17 0.31 1.74 64.86 16:05:01 3 14.70 0.00 1.43 5.48 0.95 77.44 16:06:01 all 12.39 0.00 0.53 0.31 0.77 86.00 16:06:01 0 14.25 0.00 0.42 0.47 0.83 84.04 16:06:01 1 14.41 0.00 0.72 0.02 0.63 84.22 16:06:01 2 7.47 0.00 0.55 0.63 0.68 90.67 16:06:01 3 13.45 0.00 0.42 0.12 0.92 85.09 16:07:01 all 11.86 0.00 0.55 0.13 0.78 86.68 16:07:01 0 15.06 0.00 0.62 0.20 0.78 83.34 16:07:01 1 13.44 0.00 0.75 0.15 0.92 84.75 16:07:01 2 10.42 0.00 0.33 0.00 0.68 88.57 16:07:01 3 8.54 0.00 0.50 0.18 0.73 90.05 16:08:01 all 10.74 0.00 0.58 0.06 0.74 87.89 16:08:01 0 8.73 0.00 0.65 0.10 0.54 89.98 16:08:01 1 9.85 0.00 0.80 0.02 0.72 88.62 16:08:01 2 12.21 0.00 0.32 0.00 0.57 86.91 16:08:01 3 12.16 0.00 0.53 0.12 1.13 86.06 16:09:01 all 16.77 0.00 0.68 0.35 1.00 81.21 16:09:01 0 16.85 0.00 0.72 0.92 0.87 80.64 16:09:01 1 17.96 0.00 0.55 0.13 0.90 80.45 16:09:01 2 18.35 0.00 0.62 0.07 1.00 79.97 16:09:01 3 13.93 0.00 0.80 0.28 1.22 83.77 16:10:01 all 22.96 0.00 1.02 0.60 1.16 74.26 16:10:01 0 8.13 0.00 0.60 0.15 0.73 90.40 16:10:01 1 14.75 0.00 0.90 1.98 0.72 81.65 16:10:01 2 55.12 0.00 1.70 0.23 2.15 40.80 16:10:01 3 13.88 0.00 0.88 0.02 1.08 84.14 Average: all 17.17 0.00 1.14 1.24 1.02 79.43 Average: 0 16.38 0.00 0.94 0.93 0.93 80.81 Average: 1 14.12 0.00 1.00 1.48 0.86 82.54 Average: 2 24.59 0.00 1.67 0.87 1.23 71.65 Average: 3 13.59 0.00 0.93 1.69 1.06 82.72