---> uname -a: Linux prd-centos8-builder-2c-4g-4172.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 504 1120 17 2040 2886 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:2c:42:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.19/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85865sec preferred_lft 85865sec inet6 fe80::f816:3eff:fe2c:4257/64 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) 01/26/2026 _x86_64_ (2 CPU) 12:03:46 LINUX RESTART (2 CPU) 12:04:01 PM tps rtps wtps bread/s bwrtn/s 12:05:01 PM 220.34 153.58 66.76 14241.25 37829.89 12:06:01 PM 54.87 0.32 54.55 9.73 5740.95 12:07:01 PM 74.01 0.48 73.53 53.31 9045.98 12:08:01 PM 29.29 0.05 29.24 1.33 2858.58 12:09:01 PM 15.89 0.27 15.63 41.85 449.05 12:10:01 PM 15.13 0.00 15.13 0.00 409.48 12:11:01 PM 16.86 0.63 16.22 20.79 620.90 12:12:01 PM 15.23 0.47 14.76 48.91 446.18 Average: 55.20 19.47 35.73 1801.96 7174.61 12:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 PM 1562840 3045616 2190844 58.37 2104 1661508 628736 13.09 140024 1801464 83224 12:06:01 PM 1348592 3015732 2405092 64.07 2104 1834956 623828 12.99 146340 1968224 147416 12:07:01 PM 1229100 2993488 2524584 67.26 2104 1925616 609804 12.70 148124 2058172 23276 12:08:01 PM 1071812 2909108 2681872 71.45 2104 1998244 707084 14.72 174840 2187084 43808 12:09:01 PM 1157756 2961132 2595928 69.16 2104 1964116 650004 13.54 208292 2067940 8448 12:10:01 PM 1214956 3017788 2538728 67.63 2104 1963636 594592 12.38 208524 2010448 7896 12:11:01 PM 1165740 2969276 2587944 68.94 2104 1964244 641872 13.37 209172 2057912 7896 12:12:01 PM 1216748 3021932 2536936 67.59 2104 1965884 596736 12.43 394200 1821868 7936 Average: 1245943 2991759 2507741 66.81 2104 1909776 631582 13.15 203690 1996639 41238 12:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 PM eth0 193.40 108.50 915.00 54.63 0.00 0.00 0.00 0.00 12:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 PM eth0 63.38 52.63 754.56 5.85 0.00 0.00 0.00 0.00 12:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 PM eth0 19.02 17.61 150.58 4.81 0.00 0.00 0.00 0.00 12:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 PM eth0 43.02 32.17 601.66 6.53 0.00 0.00 0.00 0.00 12:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 PM eth0 11.83 13.60 12.26 5.12 0.00 0.00 0.00 0.00 12:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 PM eth0 8.06 10.41 6.79 4.35 0.00 0.00 0.00 0.00 12:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 PM eth0 10.33 11.39 8.94 3.76 0.00 0.00 0.00 0.00 12:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 PM eth0 17.84 14.74 16.02 12.37 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 45.86 32.63 308.20 12.18 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) 01/26/2026 _x86_64_ (2 CPU) 12:03:46 LINUX RESTART (2 CPU) 12:04:01 PM CPU %user %nice %system %iowait %steal %idle 12:05:01 PM all 43.97 0.06 13.18 11.53 2.29 28.98 12:05:01 PM 0 40.92 0.08 15.06 11.09 2.23 30.61 12:05:01 PM 1 47.04 0.03 11.28 11.97 2.34 27.34 12:06:01 PM all 38.97 0.00 4.47 1.28 2.94 52.34 12:06:01 PM 0 36.33 0.00 4.54 1.17 3.14 54.82 12:06:01 PM 1 41.63 0.00 4.39 1.39 2.74 49.85 12:07:01 PM all 38.23 0.00 4.73 2.67 2.56 51.82 12:07:01 PM 0 50.28 0.00 6.04 3.04 2.61 38.03 12:07:01 PM 1 26.26 0.00 3.43 2.31 2.51 65.50 12:08:01 PM all 38.50 0.00 2.78 0.72 2.95 55.05 12:08:01 PM 0 35.00 0.00 2.73 0.94 2.80 58.54 12:08:01 PM 1 42.01 0.00 2.82 0.51 3.10 51.55 12:09:01 PM all 38.22 0.00 2.87 0.44 2.97 55.50 12:09:01 PM 0 56.54 0.00 3.91 0.51 3.09 35.94 12:09:01 PM 1 20.02 0.00 1.84 0.38 2.85 74.91 12:10:01 PM all 39.40 0.00 2.63 0.18 2.75 55.04 12:10:01 PM 0 56.98 0.00 2.83 0.23 2.86 37.10 12:10:01 PM 1 21.90 0.00 2.43 0.13 2.65 72.88 12:11:01 PM all 36.95 0.00 2.78 0.47 1.88 57.93 12:11:01 PM 0 53.78 0.00 3.86 0.38 2.39 39.59 12:11:01 PM 1 20.07 0.00 1.70 0.55 1.36 76.32 12:12:01 PM all 40.86 0.00 3.31 0.20 2.10 53.53 12:12:01 PM 0 71.31 0.00 4.81 0.23 2.74 20.91 12:12:01 PM 1 10.52 0.00 1.82 0.17 1.46 86.03 Average: all 39.38 0.01 4.57 2.17 2.56 51.32 Average: 0 50.13 0.01 5.46 2.19 2.73 39.49 Average: 1 28.63 0.00 3.69 2.15 2.38 63.14