---> uname -a: Linux prd-centos8-builder-2c-4g-1904.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 518 1032 17 2114 2870 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:3a:19:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.145/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85909sec preferred_lft 85909sec inet6 fe80::f816:3eff:fe3a:1907/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 05/27/2026 _x86_64_ (2 CPU) 11:03:47 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 232.02 158.94 73.08 14305.11 37955.36 11:06:01 AM 63.50 0.38 63.11 34.12 5938.17 11:07:01 AM 68.01 2.10 65.91 84.39 10596.13 11:08:01 AM 27.52 0.08 27.44 1.87 2940.79 11:09:01 AM 19.31 0.27 19.04 41.85 500.78 11:10:01 AM 12.05 0.00 12.05 0.00 339.65 11:11:01 AM 21.26 0.72 20.54 31.06 734.99 11:12:01 AM 19.04 0.38 18.66 38.65 554.02 Average: 57.84 20.36 37.48 1817.43 7445.56 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1546096 3025396 2207588 58.81 2104 1657840 657392 13.69 139460 1817580 77396 11:06:01 AM 1259156 2973804 2494528 66.46 2104 1881976 670164 13.96 145020 2057824 174024 11:07:01 AM 1096536 2931608 2657148 70.79 2104 1994248 677172 14.10 148568 2182472 24336 11:08:01 AM 1091916 2966440 2661768 70.91 2104 2033212 635688 13.24 174548 2159480 8388 11:09:01 AM 956340 2871436 2797344 74.52 2104 2073888 730264 15.21 217208 2253016 46924 11:10:01 AM 1080756 2956516 2672928 71.21 2104 2034472 646788 13.47 214540 2131180 7464 11:11:01 AM 1045044 2922820 2708640 72.16 2104 2036364 684036 14.24 398676 1982208 8484 11:12:01 AM 1023948 2905720 2729736 72.72 2104 2039904 701748 14.61 398656 2002032 21012 Average: 1137474 2944218 2616210 69.70 2104 1968988 675406 14.06 229584 2073224 46004 11:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 212.71 109.05 944.95 54.83 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 88.72 75.52 1005.72 8.10 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 13.65 14.01 30.98 4.71 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 44.64 36.90 661.28 6.41 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 12.85 15.14 13.39 6.30 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 11.08 11.76 9.57 3.88 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 14.18 14.01 14.94 6.56 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 12.21 14.60 9.22 13.17 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 51.26 36.38 336.28 12.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 05/27/2026 _x86_64_ (2 CPU) 11:03:47 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 42.08 0.08 13.26 12.68 1.89 30.01 11:05:01 AM 0 42.70 0.07 10.95 13.94 1.82 30.51 11:05:01 AM 1 41.46 0.08 15.58 11.41 1.96 29.50 11:06:01 AM all 38.44 0.00 4.14 1.48 1.82 54.13 11:06:01 AM 0 41.68 0.00 4.04 2.37 1.99 49.93 11:06:01 AM 1 35.18 0.00 4.24 0.60 1.65 58.34 11:07:01 AM all 39.45 0.00 3.92 2.00 1.64 52.99 11:07:01 AM 0 44.74 0.00 4.65 1.34 1.71 47.56 11:07:01 AM 1 34.16 0.00 3.19 2.66 1.58 58.42 11:08:01 AM all 38.58 0.00 2.57 0.46 1.62 56.77 11:08:01 AM 0 47.75 0.00 2.82 0.27 1.66 47.50 11:08:01 AM 1 29.42 0.00 2.32 0.66 1.57 66.02 11:09:01 AM all 37.64 0.00 2.33 0.39 1.51 58.13 11:09:01 AM 0 56.33 0.00 2.94 0.40 1.77 38.57 11:09:01 AM 1 19.02 0.00 1.73 0.38 1.25 77.62 11:10:01 AM all 34.90 0.00 2.52 0.13 1.55 60.90 11:10:01 AM 0 26.09 0.00 2.27 0.12 1.49 70.04 11:10:01 AM 1 43.74 0.00 2.76 0.15 1.61 51.73 11:11:01 AM all 37.97 0.00 2.77 0.56 1.69 57.00 11:11:01 AM 0 47.67 0.00 2.80 0.15 1.71 47.67 11:11:01 AM 1 28.31 0.00 2.75 0.96 1.67 66.30 11:12:01 AM all 41.04 0.00 3.43 0.26 1.81 53.47 11:12:01 AM 0 73.30 0.00 5.29 0.47 2.25 18.70 11:12:01 AM 1 9.07 0.00 1.59 0.05 1.37 87.92 Average: all 38.76 0.01 4.36 2.23 1.69 52.95 Average: 0 47.51 0.01 4.46 2.37 1.80 43.85 Average: 1 30.02 0.01 4.25 2.10 1.58 62.04