---> uname -a: Linux prd-centos8-builder-2c-4g-2131.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 512 1039 17 2113 2875 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:d1:87:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.41/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85906sec preferred_lft 85906sec inet6 fe80::f816:3eff:fed1:87e7/64 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) 05/30/2026 _x86_64_ (2 CPU) 04:03:45 LINUX RESTART (2 CPU) 04:04:02 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 204.67 127.71 76.96 12198.24 39350.12 04:06:01 AM 66.72 0.20 66.52 29.99 6414.58 04:07:01 AM 63.48 2.13 61.35 84.89 9956.26 04:08:01 AM 29.36 0.05 29.31 1.33 3025.39 04:09:01 AM 20.03 0.27 19.76 41.86 523.76 04:10:01 AM 15.39 0.00 15.39 0.00 572.83 04:11:01 AM 18.92 0.72 18.20 31.05 494.40 04:12:01 AM 19.33 0.38 18.94 38.65 560.11 Average: 54.43 16.20 38.23 1531.36 7547.01 04:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1567128 3043124 2186556 58.25 2104 1654636 620144 12.91 137764 1799860 53404 04:06:01 AM 1266152 2979484 2487532 66.27 2104 1880780 651980 13.58 145384 2051256 149416 04:07:01 AM 1105072 2939160 2648612 70.56 2104 1993312 646720 13.47 148332 2173792 24340 04:08:01 AM 1118612 2992096 2635072 70.20 2104 2032260 603220 12.56 174616 2133084 8392 04:09:01 AM 1000460 2875384 2753224 73.35 2104 2033576 720744 15.01 214044 2211684 7532 04:10:01 AM 1129124 3003860 2624560 69.92 2104 2033520 592416 12.34 214716 2083024 4 04:11:01 AM 1051484 2928248 2702200 71.99 2104 2035412 667592 13.90 398756 1976656 8492 04:12:01 AM 1031236 2911988 2722448 72.53 2104 2038908 685268 14.27 398748 1996264 21028 Average: 1158658 2959168 2595026 69.13 2104 1962800 648510 13.50 229045 2053202 34076 04:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 190.04 108.25 994.49 55.81 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 84.96 69.15 968.32 7.35 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 14.34 14.48 36.37 4.56 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 47.68 39.45 660.99 6.68 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 13.26 14.83 13.50 6.33 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 11.39 11.99 9.69 3.91 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 14.81 14.46 14.94 11.48 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 11.43 12.36 9.13 5.94 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 48.20 35.47 337.08 12.67 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) 05/30/2026 _x86_64_ (2 CPU) 04:03:45 LINUX RESTART (2 CPU) 04:04:02 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 45.09 0.03 11.82 10.66 1.96 30.44 04:05:01 AM 0 56.80 0.05 10.15 8.74 2.01 22.25 04:05:01 AM 1 33.38 0.02 13.49 12.59 1.90 38.62 04:06:01 AM all 38.50 0.00 4.42 1.99 1.85 53.25 04:06:01 AM 0 50.69 0.00 5.83 1.94 1.69 39.85 04:06:01 AM 1 26.43 0.00 3.03 2.03 2.00 66.51 04:07:01 AM all 39.61 0.00 4.04 2.48 1.62 52.26 04:07:01 AM 0 39.22 0.00 3.78 3.03 1.68 52.30 04:07:01 AM 1 40.00 0.00 4.30 1.94 1.55 52.21 04:08:01 AM all 38.60 0.00 2.56 0.72 1.52 56.60 04:08:01 AM 0 54.04 0.00 3.16 0.80 1.64 40.36 04:08:01 AM 1 23.26 0.00 1.96 0.65 1.40 72.74 04:09:01 AM all 38.13 0.00 2.58 0.26 1.67 57.36 04:09:01 AM 0 68.34 0.00 3.47 0.20 2.08 25.91 04:09:01 AM 1 8.24 0.00 1.71 0.31 1.26 88.48 04:10:01 AM all 35.23 0.00 2.48 0.34 1.42 60.53 04:10:01 AM 0 45.38 0.00 2.40 0.38 1.67 50.17 04:10:01 AM 1 25.09 0.00 2.56 0.30 1.16 70.88 04:11:01 AM all 37.53 0.00 2.84 0.30 1.44 57.88 04:11:01 AM 0 54.69 0.00 3.44 0.18 1.70 39.98 04:11:01 AM 1 20.46 0.00 2.25 0.42 1.18 75.70 04:12:01 AM all 41.22 0.00 3.56 0.37 1.70 53.15 04:12:01 AM 0 55.79 0.00 4.31 0.63 1.99 37.28 04:12:01 AM 1 26.64 0.00 2.80 0.12 1.41 69.03 Average: all 39.22 0.00 4.27 2.12 1.64 52.74 Average: 0 53.10 0.01 4.55 1.97 1.81 38.57 Average: 1 25.40 0.00 3.98 2.26 1.48 66.87