---> uname -a: Linux prd-centos8-builder-2c-4g-2017.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 534 988 17 2143 2854 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:36:a8:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.39/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85899sec preferred_lft 85899sec inet6 fe80::f816:3eff:fe36:a868/64 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) 05/28/2026 _x86_64_ (2 CPU) 17:03:49 LINUX RESTART (2 CPU) 05:04:01 PM tps rtps wtps bread/s bwrtn/s 05:05:01 PM 236.94 168.95 67.99 14604.01 38381.16 05:06:01 PM 59.12 0.38 58.74 34.13 5812.98 05:07:01 PM 66.98 2.10 64.88 84.37 11321.98 05:08:01 PM 29.31 0.08 29.22 1.87 2918.86 05:09:01 PM 21.54 0.27 21.28 41.85 808.80 05:10:01 PM 14.10 0.00 14.10 0.00 369.01 05:11:01 PM 17.38 0.72 16.66 31.06 629.66 05:12:01 PM 19.91 0.38 19.53 38.65 572.61 Average: 58.17 21.62 36.55 1855.10 7603.35 05:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 PM 1487536 2999684 2266140 60.37 2104 1691372 670408 13.96 137792 1879288 96132 05:06:01 PM 1258936 2980772 2494740 66.46 2104 1889412 665456 13.86 144848 2058876 170752 05:07:01 PM 1092252 2956004 2661424 70.90 2104 2023052 653016 13.60 147932 2187644 29512 05:08:01 PM 941996 2883752 2811680 74.90 2104 2100680 720436 15.00 192000 2293992 55120 05:09:01 PM 972216 2893808 2781460 74.10 2104 2080548 717896 14.95 229620 2225624 24692 05:10:01 PM 1034168 2938692 2719508 72.45 2104 2063364 669380 13.94 228980 2163184 7464 05:11:01 PM 1035748 2941340 2717928 72.41 2104 2064272 667068 13.89 413164 1978196 7508 05:12:01 PM 1027456 2937860 2726220 72.63 2104 2068564 668876 13.93 413200 1985412 20856 Average: 1106288 2941489 2647388 70.53 2104 1997658 679067 14.14 238442 2096527 51504 05:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 PM eth0 206.63 115.61 1204.71 55.72 0.00 0.00 0.00 0.00 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 72.74 60.89 938.98 6.81 0.00 0.00 0.00 0.00 05:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM eth0 34.49 30.21 345.56 5.25 0.00 0.00 0.00 0.00 05:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM eth0 49.82 42.60 663.55 7.38 0.00 0.00 0.00 0.00 05:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM eth0 12.35 13.75 12.71 5.63 0.00 0.00 0.00 0.00 05:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM eth0 10.83 11.83 9.33 4.63 0.00 0.00 0.00 0.00 05:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM eth0 16.28 15.06 16.96 6.26 0.00 0.00 0.00 0.00 05:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM eth0 11.46 12.80 9.37 6.19 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 51.83 37.85 400.18 12.24 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) 05/28/2026 _x86_64_ (2 CPU) 17:03:49 LINUX RESTART (2 CPU) 05:04:01 PM CPU %user %nice %system %iowait %steal %idle 05:05:01 PM all 44.49 0.06 12.94 12.72 1.90 27.89 05:05:01 PM 0 47.34 0.05 11.78 13.97 1.95 24.91 05:05:01 PM 1 41.63 0.07 14.10 11.48 1.85 30.87 05:06:01 PM all 38.12 0.00 4.47 1.03 1.66 54.73 05:06:01 PM 0 32.89 0.00 4.12 0.85 1.73 60.42 05:06:01 PM 1 43.38 0.00 4.82 1.22 1.59 49.00 05:07:01 PM all 39.05 0.00 4.31 1.96 1.63 53.04 05:07:01 PM 0 45.03 0.00 4.27 2.52 1.65 46.54 05:07:01 PM 1 33.08 0.00 4.36 1.41 1.61 59.53 05:08:01 PM all 37.76 0.00 2.32 0.54 1.33 58.04 05:08:01 PM 0 54.76 0.00 2.85 0.50 1.64 40.25 05:08:01 PM 1 20.81 0.00 1.78 0.58 1.03 75.80 05:09:01 PM all 37.84 0.00 2.59 0.32 1.61 57.63 05:09:01 PM 0 29.50 0.00 2.32 0.23 1.53 66.42 05:09:01 PM 1 46.22 0.00 2.86 0.42 1.70 48.80 05:10:01 PM all 37.25 0.00 2.30 0.24 1.40 58.81 05:10:01 PM 0 48.37 0.00 2.46 0.23 1.61 47.32 05:10:01 PM 1 26.14 0.00 2.13 0.25 1.18 70.30 05:11:01 PM all 36.18 0.00 3.05 0.36 1.41 59.01 05:11:01 PM 0 50.38 0.00 3.86 0.33 1.67 43.76 05:11:01 PM 1 21.99 0.00 2.25 0.38 1.15 74.24 05:12:01 PM all 39.14 0.00 3.38 0.22 1.44 55.81 05:12:01 PM 0 53.96 0.00 4.05 0.20 1.77 40.03 05:12:01 PM 1 24.35 0.00 2.71 0.25 1.11 71.57 Average: all 38.72 0.01 4.41 2.17 1.55 53.15 Average: 0 45.26 0.01 4.46 2.34 1.69 46.25 Average: 1 32.18 0.01 4.37 1.99 1.40 60.05