---> uname -a: Linux prd-centos8-builder-2c-4g-7157.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 506 1041 17 2118 2882 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:50:30:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.199/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85876sec preferred_lft 85876sec inet6 fe80::f816:3eff:fe50:3090/64 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) 07/31/2026 _x86_64_ (2 CPU) 23:03:43 LINUX RESTART (2 CPU) 11:04:01 PM tps rtps wtps bread/s bwrtn/s 11:05:01 PM 192.29 115.17 77.12 11612.46 38822.83 11:06:01 PM 63.27 0.20 63.07 30.00 5571.82 11:07:02 PM 59.77 0.62 59.15 67.70 10724.19 11:08:01 PM 25.70 0.05 25.65 1.36 2627.82 11:09:01 PM 23.08 0.27 22.81 41.86 933.71 11:10:01 PM 16.08 0.00 16.08 0.00 410.89 11:11:01 PM 16.07 0.00 16.07 0.00 583.48 11:12:01 PM 17.91 1.10 16.81 69.71 495.80 Average: 51.83 14.71 37.12 1481.54 7533.30 11:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 PM 1563620 3038764 2190056 58.34 2104 1653944 618120 12.87 137972 1802512 48936 11:06:01 PM 1254940 2974624 2498736 66.57 2104 1887184 646460 13.46 145296 2061508 174756 11:07:02 PM 1141952 2980628 2611724 69.58 2104 1998080 622412 12.96 148324 2137796 24864 11:08:01 PM 1013984 2923172 2739692 72.99 2104 2068048 678304 14.12 176424 2237252 51064 11:09:01 PM 1049712 2930212 2703964 72.04 2104 2039348 664396 13.84 213900 2163760 8500 11:10:01 PM 1142776 3022192 2610900 69.56 2104 2038384 580224 12.08 213944 2070412 7484 11:11:01 PM 951836 2876964 2801840 74.64 2104 2084072 710900 14.80 218768 2256496 53204 11:12:01 PM 1088480 2971488 2665196 71.00 2104 2041876 620816 12.93 400184 1939400 8784 Average: 1150912 2964756 2602764 69.34 2104 1976367 642704 13.38 206852 2083642 47199 11:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 PM eth0 208.06 113.57 973.05 55.24 0.00 0.00 0.00 0.00 11:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 PM eth0 86.39 72.39 973.51 7.31 0.00 0.00 0.00 0.00 11:07:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:02 PM eth0 9.38 9.21 22.87 3.40 0.00 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 47.61 39.68 669.61 6.61 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 12.53 14.25 13.20 5.66 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 7.58 9.60 6.20 4.41 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 13.86 14.22 11.57 8.50 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 16.71 15.39 17.47 7.49 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 50.28 36.03 335.24 12.34 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) 07/31/2026 _x86_64_ (2 CPU) 23:03:43 LINUX RESTART (2 CPU) 11:04:01 PM CPU %user %nice %system %iowait %steal %idle 11:05:01 PM all 46.25 0.03 11.14 9.73 1.80 31.06 11:05:01 PM 0 48.07 0.03 8.24 7.23 1.49 34.94 11:05:01 PM 1 44.43 0.02 14.05 12.24 2.10 27.16 11:06:01 PM all 38.62 0.00 4.18 1.80 1.99 53.40 11:06:01 PM 0 53.34 0.00 5.22 1.03 2.11 38.30 11:06:01 PM 1 23.91 0.00 3.15 2.57 1.88 68.49 11:07:02 PM all 39.22 0.00 4.33 2.12 1.71 52.63 11:07:02 PM 0 53.26 0.00 4.81 1.99 2.12 37.82 11:07:02 PM 1 25.10 0.00 3.85 2.25 1.30 67.50 11:08:01 PM all 37.98 0.00 2.38 0.42 1.84 57.38 11:08:01 PM 0 52.26 0.00 3.06 0.20 1.98 42.50 11:08:01 PM 1 23.74 0.00 1.70 0.64 1.70 72.21 11:09:01 PM all 38.10 0.00 2.62 0.61 1.96 56.72 11:09:01 PM 0 47.67 0.00 3.21 0.80 1.98 46.35 11:09:01 PM 1 28.56 0.00 2.04 0.41 1.94 67.05 11:10:01 PM all 35.82 0.00 1.88 0.14 1.89 60.27 11:10:01 PM 0 61.03 0.00 2.82 0.22 1.94 33.99 11:10:01 PM 1 10.82 0.00 0.94 0.07 1.83 86.34 11:11:01 PM all 33.73 0.00 2.30 0.37 2.28 61.31 11:11:01 PM 0 54.82 0.00 3.60 0.12 2.11 39.35 11:11:01 PM 1 12.91 0.00 1.02 0.62 2.46 82.99 11:12:01 PM all 38.17 0.00 3.36 0.50 3.35 54.61 11:12:01 PM 0 51.89 0.00 3.98 0.86 3.41 39.86 11:12:01 PM 1 24.57 0.00 2.74 0.15 3.30 69.25 Average: all 38.47 0.00 4.01 1.95 2.11 53.46 Average: 0 52.80 0.00 4.37 1.55 2.14 39.14 Average: 1 24.20 0.00 3.66 2.35 2.07 67.73