---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1107 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 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 474 5209 0 2292 7218 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:a6:d9:dd brd ff:ff:ff:ff:ff:ff inet 10.32.7.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85975sec preferred_lft 85975sec inet6 fe80::f816:3eff:fea6:d9dd/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-1107) 08/16/25 _x86_64_ (4 CPU) 05:56:58 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 167.03 83.74 83.29 4929.56 40214.88 05:59:01 63.18 9.76 53.41 227.08 8912.39 06:00:01 54.54 20.26 34.28 1432.03 6453.06 06:01:01 10.08 0.00 10.08 0.00 396.27 06:02:01 34.38 10.53 23.85 720.15 3036.43 06:03:01 39.99 4.47 35.52 188.87 6442.39 Average: 61.53 21.49 40.04 1252.57 10915.78 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 6017696 7410800 2149724 26.32 36392 1537096 705376 7.65 588548 1398536 70460 05:59:01 5801232 7456104 2366188 28.97 56704 1762536 616236 6.69 554060 1617556 132904 06:00:01 5506864 7257464 2660556 32.58 59168 1853820 797972 8.66 761996 1698900 1088 06:01:01 5472396 7230016 2695024 33.00 60908 1858076 840216 9.12 790964 1701880 1128 06:02:01 4391836 6257056 3775584 46.23 62972 1960304 1744444 18.93 1794224 1766048 508 06:03:01 5366060 7421896 2801360 34.30 68132 2141140 655928 7.12 712284 1870184 29516 Average: 5426014 7172223 2741406 33.57 57379 1852162 893362 9.69 867013 1675517 39267 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 05:58:02 ens3 339.05 213.25 1223.47 64.27 0.00 0.00 0.00 0.00 05:59:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 05:59:01 ens3 71.16 45.74 694.05 7.99 0.00 0.00 0.00 0.00 06:00:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 06:00:01 ens3 110.00 121.46 805.39 19.61 0.00 0.00 0.00 0.00 06:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:01:01 ens3 86.45 127.33 73.52 19.76 0.00 0.00 0.00 0.00 06:02:01 lo 75.80 75.80 27.98 27.98 0.00 0.00 0.00 0.00 06:02:01 ens3 170.04 179.84 1305.98 32.24 0.00 0.00 0.00 0.00 06:03:01 lo 46.40 46.40 8.41 8.41 0.00 0.00 0.00 0.00 06:03:01 ens3 227.84 253.50 1120.10 49.78 0.00 0.00 0.00 0.00 Average: lo 21.00 21.00 6.14 6.14 0.00 0.00 0.00 0.00 Average: ens3 167.70 157.17 870.95 32.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1107) 08/16/25 _x86_64_ (4 CPU) 05:56:58 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 21.88 0.00 2.68 5.15 1.40 68.88 05:58:02 0 22.35 0.00 2.30 3.36 1.55 70.45 05:58:02 1 32.12 0.00 4.52 2.05 1.47 59.83 05:58:02 2 13.17 0.00 2.72 12.89 1.17 70.05 05:58:02 3 19.92 0.00 1.13 2.32 1.43 75.20 05:59:01 all 21.64 0.00 1.44 1.61 1.18 74.13 05:59:01 0 30.20 0.00 1.60 1.82 1.49 64.89 05:59:01 1 29.34 0.00 1.64 1.13 1.34 66.55 05:59:01 2 20.86 0.00 1.94 2.96 1.18 73.05 05:59:01 3 6.22 0.00 0.61 0.54 0.69 91.94 06:00:01 all 13.61 0.00 0.73 0.80 0.79 84.07 06:00:01 0 11.16 0.00 0.83 0.58 0.70 86.73 06:00:01 1 8.29 0.00 0.38 1.37 0.55 89.41 06:00:01 2 21.79 0.00 0.78 0.38 1.33 75.70 06:00:01 3 13.20 0.00 0.86 0.86 0.60 84.49 06:01:01 all 5.32 0.00 0.40 0.07 0.36 93.85 06:01:01 0 2.61 0.00 0.18 0.00 0.23 96.97 06:01:01 1 2.59 0.00 0.12 0.18 0.23 96.87 06:01:01 2 8.50 0.00 0.57 0.13 0.68 90.12 06:01:01 3 7.57 0.00 0.73 0.00 0.28 91.42 06:02:01 all 49.47 0.00 1.61 0.71 3.91 44.29 06:02:01 0 53.78 0.00 1.52 0.51 3.56 40.63 06:02:01 1 44.49 0.00 1.62 0.31 3.92 49.66 06:02:01 2 51.75 0.00 1.71 1.56 4.24 40.74 06:02:01 3 47.86 0.00 1.65 0.45 3.97 46.08 06:03:01 all 25.78 0.00 1.59 0.54 1.56 70.53 06:03:01 0 36.06 0.00 1.15 0.15 1.65 61.00 06:03:01 1 29.02 0.00 1.93 0.08 1.66 67.31 06:03:01 2 21.63 0.00 2.30 0.62 1.67 73.78 06:03:01 3 16.43 0.00 0.95 1.33 1.26 80.03 Average: all 22.98 0.00 1.41 1.48 1.54 72.59 Average: 0 26.05 0.00 1.26 1.07 1.53 70.09 Average: 1 24.34 0.00 1.70 0.85 1.53 71.58 Average: 2 22.97 0.00 1.67 3.09 1.71 70.55 Average: 3 18.58 0.00 0.99 0.91 1.38 78.14