---> uname -a: Linux prd-centos8-builder-2c-4g-6727.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 502 1042 17 2121 2884 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:5c:6c:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.85/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85866sec preferred_lft 85866sec inet6 fe80::f816:3eff:fe5c:6cd1/64 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) 07/25/2026 _x86_64_ (2 CPU) 22:03:52 LINUX RESTART (2 CPU) 10:05:01 PM tps rtps wtps bread/s bwrtn/s 10:06:01 PM 64.81 1.37 63.45 58.11 6287.77 10:07:01 PM 60.53 0.58 59.95 67.18 10681.91 10:08:01 PM 24.58 0.08 24.49 1.87 2694.27 10:09:01 PM 22.68 0.23 22.44 40.12 1174.44 10:10:01 PM 16.11 0.03 16.08 1.73 411.33 10:11:01 PM 16.61 0.00 16.61 0.00 614.01 10:12:01 PM 17.65 0.90 16.75 46.39 461.17 Average: 31.85 0.46 31.39 30.77 3189.27 10:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 PM 1289924 3004780 2463752 65.64 2104 1882340 624292 13.00 146192 2024316 179200 10:07:01 PM 1169336 3009136 2584340 68.85 2104 1999156 584200 12.17 149248 2106960 27376 10:08:01 PM 1069512 2950040 2684164 71.51 2104 2039512 649580 13.53 174780 2181092 21244 10:09:01 PM 1088964 2969680 2664712 70.99 2104 2039604 627148 13.06 214428 2121136 7484 10:10:01 PM 1045876 2927644 2707800 72.14 2104 2040628 675880 14.07 214976 2163752 8492 10:11:01 PM 1044060 2925760 2709616 72.19 2104 2040628 668168 13.91 215588 2165116 8492 10:12:01 PM 1067480 2949772 2686196 71.56 2104 2041028 645076 13.43 399548 1957688 7484 Average: 1110736 2962402 2642940 70.41 2104 2011842 639192 13.31 216394 2102866 37110 10:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 PM eth0 89.87 75.16 979.72 17.11 0.00 0.00 0.00 0.00 10:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 PM eth0 25.71 21.63 85.41 4.34 0.00 0.00 0.00 0.00 10:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 PM eth0 48.65 37.44 655.81 6.12 0.00 0.00 0.00 0.00 10:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 PM eth0 10.71 12.58 12.04 4.78 0.00 0.00 0.00 0.00 10:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 PM eth0 9.61 11.18 7.26 5.08 0.00 0.00 0.00 0.00 10:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 PM eth0 12.58 12.70 11.04 3.96 0.00 0.00 0.00 0.00 10:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 PM eth0 16.16 15.43 16.63 7.40 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 30.47 26.59 252.56 6.97 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) 07/25/2026 _x86_64_ (2 CPU) 22:03:52 LINUX RESTART (2 CPU) 10:05:01 PM CPU %user %nice %system %iowait %steal %idle 10:06:01 PM all 38.92 0.00 4.38 1.73 1.36 53.60 10:06:01 PM 0 51.08 0.00 5.46 1.80 1.65 40.00 10:06:01 PM 1 26.74 0.00 3.30 1.67 1.07 67.22 10:07:01 PM all 37.50 0.00 4.24 2.17 1.08 55.01 10:07:01 PM 0 65.41 0.00 5.62 1.60 1.67 25.70 10:07:01 PM 1 9.56 0.00 2.85 2.74 0.50 84.35 10:08:01 PM all 33.32 0.00 2.46 0.57 1.60 62.05 10:08:01 PM 0 50.43 0.00 2.99 0.66 2.17 43.74 10:08:01 PM 1 16.14 0.00 1.93 0.47 1.03 80.43 10:09:01 PM all 35.49 0.00 2.22 0.54 2.74 59.03 10:09:01 PM 0 45.53 0.00 3.29 0.63 2.66 47.89 10:09:01 PM 1 25.50 0.00 1.15 0.44 2.81 70.10 10:10:01 PM all 34.08 0.00 2.15 0.55 2.16 61.06 10:10:01 PM 0 44.63 0.00 2.32 0.68 2.27 50.10 10:10:01 PM 1 23.58 0.00 1.98 0.41 2.05 71.98 10:11:01 PM all 32.92 0.00 2.48 0.49 2.29 61.82 10:11:01 PM 0 42.58 0.00 3.26 0.48 2.13 51.55 10:11:01 PM 1 23.32 0.00 1.71 0.49 2.45 72.02 10:12:01 PM all 38.02 0.00 2.69 0.35 3.19 55.75 10:12:01 PM 0 32.82 0.00 2.57 0.44 3.20 60.97 10:12:01 PM 1 43.25 0.00 2.81 0.26 3.17 50.51 Average: all 35.75 0.00 2.94 0.91 2.06 58.34 Average: 0 47.45 0.00 3.64 0.90 2.25 45.76 Average: 1 24.06 0.00 2.25 0.92 1.87 70.90