---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7779 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 596 11165 0 4278 15114 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:60:a1:4d brd ff:ff:ff:ff:ff:ff inet 10.30.107.200/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85968sec preferred_lft 85968sec inet6 fe80::f816:3eff:fe60:a14d/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-7779) 10/31/25 _x86_64_ (4 CPU) 13:02:23 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:01 160.06 28.66 131.39 1657.99 31203.07 13:05:01 117.41 16.81 100.60 827.46 34496.78 13:06:01 35.09 3.58 31.51 175.84 20011.73 13:07:01 26.63 0.08 26.55 1.73 4301.68 13:08:01 38.61 0.10 38.51 1.47 19010.30 13:09:01 44.72 2.73 41.99 231.92 48290.30 Average: 70.42 8.66 61.76 482.73 26219.59 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 13614456 15383908 2810512 17.11 72100 1890012 973468 5.57 855704 1724984 118668 13:05:01 11998980 14147272 4425988 26.95 81228 2248800 2077980 11.89 2186956 1986936 13556 13:06:01 11571152 13798328 4853816 29.55 84532 2321320 2492904 14.27 2565004 2026756 19828 13:07:01 11344052 13681484 5080916 30.93 88972 2423196 2471732 14.15 2691620 2120452 4924 13:08:01 10320244 14035712 6104724 37.17 93504 3759316 2145844 12.28 2602744 3190508 899764 13:09:01 11358616 15410404 5066352 30.85 96116 4082528 922580 5.28 1308308 3440016 39724 Average: 11701250 14409518 4723718 28.76 86075 2787529 1847418 10.57 2035056 2414942 182744 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 13:04:01 ens3 164.57 126.15 2021.77 26.54 0.00 0.00 0.00 0.00 13:05:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 13:05:01 ens3 597.77 457.54 5268.28 99.28 0.00 0.00 0.00 0.00 13:06:01 lo 5.63 5.63 25.74 25.74 0.00 0.00 0.00 0.00 13:06:01 ens3 1578.17 1117.35 1168.64 408.88 0.00 0.00 0.00 0.00 13:07:01 lo 1.27 1.27 0.20 0.20 0.00 0.00 0.00 0.00 13:07:01 ens3 211.91 144.64 585.69 42.88 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 13:08:01 ens3 311.75 201.97 3739.11 33.41 0.00 0.00 0.00 0.00 13:09:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 13:09:01 ens3 727.34 534.41 2880.83 162.59 0.00 0.00 0.00 0.00 Average: lo 1.65 1.65 4.38 4.38 0.00 0.00 0.00 0.00 Average: ens3 598.59 430.34 2610.73 128.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7779) 10/31/25 _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 21.85 0.00 1.51 5.59 0.07 70.98 13:04:01 0 10.79 0.00 0.79 13.68 0.07 74.67 13:04:01 1 31.14 0.00 2.14 3.13 0.10 63.49 13:04:01 2 31.24 0.00 1.77 2.49 0.08 64.41 13:04:01 3 14.21 0.00 1.37 3.07 0.05 81.29 13:05:01 all 52.00 0.00 2.10 2.52 0.11 43.26 13:05:01 0 55.81 0.00 2.41 4.03 0.10 37.65 13:05:01 1 51.67 0.00 2.01 2.54 0.10 43.68 13:05:01 2 40.57 0.00 2.47 1.88 0.13 54.95 13:05:01 3 60.03 0.00 1.51 1.66 0.10 36.70 13:06:01 all 42.89 0.00 3.92 0.59 0.08 52.52 13:06:01 0 43.31 0.00 2.88 2.08 0.08 51.65 13:06:01 1 37.30 0.00 5.60 0.10 0.08 56.91 13:06:01 2 45.11 0.00 2.71 0.03 0.07 52.08 13:06:01 3 45.86 0.00 4.49 0.12 0.08 49.45 13:07:01 all 22.83 0.00 0.80 0.05 0.08 76.24 13:07:01 0 24.88 0.00 0.87 0.03 0.07 74.15 13:07:01 1 24.14 0.00 1.27 0.00 0.08 74.50 13:07:01 2 24.34 0.00 0.37 0.00 0.07 75.23 13:07:01 3 17.96 0.00 0.68 0.20 0.08 81.08 13:08:01 all 19.15 0.00 1.30 0.84 0.06 78.65 13:08:01 0 24.43 0.00 1.34 1.70 0.05 72.48 13:08:01 1 17.17 0.00 2.16 1.24 0.07 79.37 13:08:01 2 15.94 0.00 0.42 0.00 0.05 83.60 13:08:01 3 19.07 0.00 1.29 0.40 0.08 79.15 13:09:01 all 37.07 0.00 1.83 5.75 0.09 55.26 13:09:01 0 42.92 0.00 2.19 0.85 0.10 53.94 13:09:01 1 37.54 0.00 1.82 6.34 0.10 54.20 13:09:01 2 34.48 0.00 1.04 0.82 0.08 63.58 13:09:01 3 33.29 0.00 2.31 14.97 0.08 49.35 Average: all 32.63 0.00 1.91 2.56 0.08 62.82 Average: 0 33.69 0.00 1.74 3.72 0.08 60.76 Average: 1 33.16 0.00 2.50 2.22 0.09 62.03 Average: 2 31.94 0.00 1.46 0.87 0.08 65.64 Average: 3 31.71 0.00 1.94 3.41 0.08 62.86