---> uname -a: Linux prd-centos8-builder-4c-4g-0.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 820 10367 19 4575 14593 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:68:58:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.169/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85843sec preferred_lft 85843sec inet6 fe80::f816:3eff:fe68:583e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/16/2025 _x86_64_ (4 CPU) 01:28:57 LINUX RESTART (4 CPU) 01:30:02 AM tps rtps wtps bread/s bwrtn/s 01:31:01 AM 105.42 2.32 103.10 1608.94 10926.51 01:32:01 AM 7.58 0.03 7.55 0.53 181.72 01:33:01 AM 180.14 12.05 168.09 1508.30 2182.32 01:34:01 AM 224.90 6.30 218.60 929.51 12084.53 01:35:01 AM 75.17 1.82 73.36 224.19 29968.74 01:36:01 AM 123.51 0.00 123.51 0.00 32437.67 01:37:01 AM 45.13 0.00 45.13 0.00 5518.25 01:38:01 AM 86.59 0.30 86.29 48.78 7492.30 Average: 106.07 2.85 103.21 537.87 12602.99 01:30:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:31:01 AM 13216308 15084868 2925224 18.12 2688 2065460 803572 4.67 202676 2309104 268 01:32:01 AM 13212692 15082700 2928840 18.14 2688 2065904 803572 4.67 202680 2309988 40 01:33:01 AM 12442828 14457176 3698704 22.91 2688 2199664 1471892 8.56 219800 3021600 64612 01:34:01 AM 9202084 12346232 6939448 42.99 2688 3314840 3420876 19.90 438452 6013764 850288 01:35:01 AM 10094748 13422020 6046784 37.46 2688 3489312 2320148 13.50 511300 5036160 138460 01:36:01 AM 9120744 13343700 7020788 43.50 2688 4376772 2363324 13.75 876288 5631356 77560 01:37:01 AM 8116288 12541032 8025244 49.72 2688 4561152 3135952 18.24 956760 6524884 122424 01:38:01 AM 10639884 14965624 5501648 34.08 2688 4449436 868744 5.05 1170288 3767772 55652 Average: 10755697 13905419 5385835 33.37 2688 3315318 1898510 11.04 572280 4326828 163663 01:30:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:31:01 AM eth0 138.10 114.16 534.57 33.06 0.00 0.00 0.00 0.00 01:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:32:01 AM eth0 95.55 79.67 190.77 23.83 0.00 0.00 0.00 0.00 01:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:33:01 AM eth0 293.34 302.63 1249.26 83.90 0.00 0.00 0.00 0.00 01:34:01 AM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 01:34:01 AM eth0 658.24 445.79 7925.68 44.50 0.00 0.00 0.00 0.00 01:35:01 AM lo 0.57 0.57 0.10 0.10 0.00 0.00 0.00 0.00 01:35:01 AM eth0 106.38 88.40 1835.78 26.92 0.00 0.00 0.00 0.00 01:36:01 AM lo 2.85 2.85 0.56 0.56 0.00 0.00 0.00 0.00 01:36:01 AM eth0 22.91 23.36 61.99 6.77 0.00 0.00 0.00 0.00 01:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 AM eth0 36.60 35.98 140.84 11.32 0.00 0.00 0.00 0.00 01:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 AM eth0 38.60 34.56 39.71 14.23 0.00 0.00 0.00 0.00 Average: lo 0.44 0.44 0.08 0.08 0.00 0.00 0.00 0.00 Average: eth0 173.82 140.64 1499.67 30.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/16/2025 _x86_64_ (4 CPU) 01:28:57 LINUX RESTART (4 CPU) 01:30:02 AM CPU %user %nice %system %iowait %steal %idle 01:31:01 AM all 6.73 0.00 1.10 0.69 0.07 91.41 01:31:01 AM 0 8.94 0.00 1.00 0.17 0.07 89.82 01:31:01 AM 1 9.54 0.00 1.29 0.56 0.07 88.54 01:31:01 AM 2 3.35 0.00 1.02 0.17 0.07 95.39 01:31:01 AM 3 5.08 0.00 1.10 1.85 0.07 91.90 01:32:01 AM all 0.47 0.00 0.28 0.03 0.05 99.19 01:32:01 AM 0 0.08 0.00 0.10 0.02 0.05 99.75 01:32:01 AM 1 0.72 0.00 0.65 0.00 0.05 98.58 01:32:01 AM 2 0.93 0.00 0.23 0.00 0.03 98.80 01:32:01 AM 3 0.13 0.00 0.12 0.08 0.05 99.62 01:33:01 AM all 13.34 0.00 1.43 0.70 0.08 84.45 01:33:01 AM 0 9.45 0.00 1.52 0.59 0.08 88.36 01:33:01 AM 1 11.99 0.00 1.89 1.32 0.08 84.71 01:33:01 AM 2 16.15 0.00 1.02 0.67 0.08 82.08 01:33:01 AM 3 15.78 0.00 1.27 0.23 0.08 82.63 01:34:01 AM all 39.92 0.00 2.67 1.18 0.08 56.14 01:34:01 AM 0 35.95 0.00 2.68 1.31 0.07 59.99 01:34:01 AM 1 44.78 0.00 2.42 1.02 0.07 51.71 01:34:01 AM 2 40.50 0.00 4.34 2.11 0.08 52.96 01:34:01 AM 3 38.45 0.00 1.24 0.30 0.10 59.91 01:35:01 AM all 61.67 0.00 2.37 0.40 0.09 35.47 01:35:01 AM 0 59.74 0.00 2.29 0.64 0.10 37.24 01:35:01 AM 1 64.34 0.00 3.43 0.64 0.08 31.52 01:35:01 AM 2 61.80 0.00 1.82 0.20 0.08 36.09 01:35:01 AM 3 60.82 0.00 1.96 0.12 0.08 37.02 01:36:01 AM all 47.62 0.00 2.69 0.83 0.09 48.77 01:36:01 AM 0 43.90 0.00 1.68 0.32 0.08 54.02 01:36:01 AM 1 42.33 0.00 2.70 0.80 0.10 54.07 01:36:01 AM 2 51.19 0.00 3.27 1.09 0.10 44.36 01:36:01 AM 3 53.05 0.00 3.13 1.10 0.07 42.65 01:37:01 AM all 53.31 0.00 2.81 0.22 0.08 43.58 01:37:01 AM 0 38.92 0.00 1.66 0.28 0.08 59.05 01:37:01 AM 1 55.30 0.00 3.12 0.08 0.08 41.42 01:37:01 AM 2 55.04 0.00 1.79 0.27 0.07 42.84 01:37:01 AM 3 64.01 0.00 4.68 0.25 0.07 30.98 01:38:01 AM all 32.80 0.00 2.52 0.44 0.08 64.15 01:38:01 AM 0 46.47 0.00 3.46 0.15 0.08 49.83 01:38:01 AM 1 32.87 0.00 2.11 0.84 0.08 64.10 01:38:01 AM 2 31.88 0.00 2.35 0.27 0.07 65.44 01:38:01 AM 3 19.97 0.00 2.16 0.52 0.08 77.27 Average: all 32.02 0.00 1.99 0.56 0.08 65.36 Average: 0 30.46 0.00 1.80 0.43 0.08 67.23 Average: 1 32.76 0.00 2.20 0.66 0.08 64.30 Average: 2 32.65 0.00 1.98 0.60 0.07 64.70 Average: 3 32.20 0.00 1.96 0.56 0.08 65.21