---> uname -a: Linux prd-centos8-builder-2c-4g-2557.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 486 1064 17 2114 2901 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:ed:26:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.8/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85868sec preferred_lft 85868sec inet6 fe80::f816:3eff:feed:2624/64 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) 06/04/2026 _x86_64_ (2 CPU) 03:04:04 LINUX RESTART (2 CPU) 03:05:01 AM tps rtps wtps bread/s bwrtn/s 03:06:02 AM 82.32 6.40 75.92 933.42 6134.61 03:07:01 AM 55.87 0.03 55.84 0.27 7325.33 03:08:01 AM 40.59 2.15 38.44 85.97 7019.51 03:09:01 AM 25.60 0.20 25.40 38.79 1014.60 03:10:01 AM 17.01 0.07 16.94 3.07 465.82 03:11:01 AM 14.61 0.00 14.61 0.00 547.76 03:12:01 AM 18.86 0.90 17.96 46.38 512.91 03:13:01 AM 16.09 0.20 15.89 23.32 472.80 Average: 33.82 1.25 32.58 141.70 2927.30 03:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 AM 1307464 2959508 2446212 65.17 2104 1819944 665828 13.86 142768 2009732 132384 03:07:01 AM 1158668 2983288 2595008 69.13 2104 1984396 615200 12.81 145080 2127196 135804 03:08:01 AM 1111636 2985900 2642040 70.39 2104 2032752 612032 12.74 170724 2139388 21068 03:09:01 AM 1023908 2938456 2729768 72.72 2104 2073316 653196 13.60 216076 2186476 47836 03:10:01 AM 1073676 2949784 2680000 71.40 2104 2034972 648544 13.51 214036 2138028 8504 03:11:01 AM 1095340 2971448 2658336 70.82 2104 2034976 624868 13.01 214504 2115352 8492 03:12:01 AM 1095336 2971932 2658340 70.82 2104 2035372 623768 12.99 398660 1932096 7368 03:13:01 AM 1092800 2973904 2660876 70.89 2104 2039344 623628 12.99 407408 1924568 20724 Average: 1119854 2966778 2633822 70.17 2104 2006884 633383 13.19 238657 2071604 47772 03:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:02 AM eth0 68.61 46.95 867.14 8.17 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 42.01 32.91 366.62 4.93 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 55.51 44.42 666.81 6.65 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 11.51 14.03 13.16 5.87 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 10.46 12.11 7.90 5.30 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 12.04 12.73 10.44 3.95 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 14.75 15.14 16.47 7.43 0.00 0.00 0.00 0.00 03:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 AM eth0 7.20 8.43 5.84 3.85 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 27.73 23.32 244.03 5.77 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) 06/04/2026 _x86_64_ (2 CPU) 03:04:04 LINUX RESTART (2 CPU) 03:05:01 AM CPU %user %nice %system %iowait %steal %idle 03:06:02 AM all 33.15 0.00 4.53 4.17 6.38 51.77 03:06:02 AM 0 41.40 0.00 5.63 2.52 6.07 44.38 03:06:02 AM 1 25.03 0.00 3.44 5.79 6.68 59.06 03:07:01 AM all 33.68 0.00 3.78 1.98 4.59 55.97 03:07:01 AM 0 46.40 0.00 4.56 1.81 4.68 42.55 03:07:01 AM 1 21.09 0.00 3.02 2.14 4.50 69.25 03:08:01 AM all 34.95 0.00 2.70 1.43 4.36 56.56 03:08:01 AM 0 43.72 0.00 3.30 1.44 4.28 47.25 03:08:01 AM 1 26.24 0.00 2.09 1.43 4.43 65.81 03:09:01 AM all 34.42 0.00 2.35 0.93 4.80 57.50 03:09:01 AM 0 59.96 0.00 3.21 1.38 4.71 30.74 03:09:01 AM 1 9.55 0.00 1.52 0.48 4.89 83.56 03:10:01 AM all 36.65 0.00 2.49 0.41 4.62 55.84 03:10:01 AM 0 45.77 0.00 2.85 0.59 4.75 46.05 03:10:01 AM 1 27.55 0.00 2.13 0.23 4.48 65.62 03:11:01 AM all 31.80 0.00 2.36 0.28 4.02 61.54 03:11:01 AM 0 35.48 0.00 2.32 0.38 3.95 57.89 03:11:01 AM 1 28.13 0.00 2.41 0.18 4.09 65.19 03:12:01 AM all 37.54 0.00 2.60 0.67 4.75 54.44 03:12:01 AM 0 49.09 0.00 3.02 0.50 4.97 42.41 03:12:01 AM 1 26.03 0.00 2.17 0.84 4.52 66.43 03:13:01 AM all 31.32 0.00 2.76 0.38 3.77 61.78 03:13:01 AM 0 44.50 0.00 3.23 0.62 3.69 47.96 03:13:01 AM 1 18.25 0.00 2.29 0.13 3.86 75.47 Average: all 34.19 0.00 2.95 1.28 4.66 56.92 Average: 0 45.77 0.00 3.51 1.16 4.64 44.92 Average: 1 22.72 0.00 2.38 1.41 4.69 68.80