---> uname -a: Linux prd-centos8-builder-2c-4g-7181.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 500 1046 17 2118 2888 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:f9:68:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85881sec preferred_lft 85881sec inet6 fe80::f816:3eff:fef9:6835/64 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) 08/01/2026 _x86_64_ (2 CPU) 04:04:31 LINUX RESTART (2 CPU) 04:05:01 AM tps rtps wtps bread/s bwrtn/s 04:06:01 AM 124.97 45.33 79.64 6212.89 39600.88 04:07:01 AM 70.76 0.00 70.76 0.00 8436.67 04:08:01 AM 34.47 0.62 33.86 67.71 7211.95 04:09:01 AM 27.14 0.05 27.09 1.33 1991.87 04:10:01 AM 19.37 0.27 19.11 41.85 505.01 04:11:01 AM 12.22 0.00 12.22 0.00 350.52 04:12:01 AM 18.31 0.72 17.59 31.06 629.96 04:13:01 AM 19.30 0.38 18.91 38.66 565.11 Average: 40.82 5.92 34.90 799.20 7411.48 04:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:06:01 AM 1508948 3024480 2244728 59.80 2104 1692784 621580 12.94 144040 1844848 57428 04:07:01 AM 1187568 2938768 2566108 68.36 2104 1916936 666488 13.88 153152 2110004 100912 04:08:01 AM 1019776 2921872 2733900 72.83 2104 2061352 666580 13.88 152384 2253552 56908 04:09:01 AM 1093916 2972340 2659760 70.86 2104 2037340 615696 12.82 174188 2158808 8384 04:10:01 AM 958420 2883664 2795256 74.47 2104 2084004 705436 14.69 218020 2249912 52928 04:11:01 AM 1097384 2977116 2656292 70.77 2104 2038600 609420 12.69 214424 2115136 7476 04:12:01 AM 1090372 2971080 2663304 70.95 2104 2039492 616120 12.83 398536 1938848 7496 04:13:01 AM 1082252 2967912 2671424 71.17 2104 2043784 614544 12.80 398440 1944688 20840 Average: 1129830 2957154 2623846 69.90 2104 1989286 639483 13.32 231648 2076974 39046 04:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 225.40 122.02 1161.29 56.22 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 72.48 61.20 807.27 6.58 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 36.19 29.49 525.50 5.49 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 15.46 14.29 141.29 4.41 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 12.06 13.79 9.57 6.06 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 9.77 10.32 8.25 3.55 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 15.83 15.13 17.25 6.46 0.00 0.00 0.00 0.00 04:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 AM eth0 12.56 13.46 10.76 13.33 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 49.97 34.96 335.14 12.76 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) 08/01/2026 _x86_64_ (2 CPU) 04:04:31 LINUX RESTART (2 CPU) 04:05:01 AM CPU %user %nice %system %iowait %steal %idle 04:06:01 AM all 41.93 0.01 9.00 5.08 2.60 41.38 04:06:01 AM 0 52.03 0.00 11.33 7.22 2.46 26.97 04:06:01 AM 1 31.89 0.02 6.68 2.96 2.74 55.71 04:07:01 AM all 37.24 0.00 4.22 2.56 1.58 54.39 04:07:01 AM 0 61.65 0.00 5.79 2.17 1.97 28.43 04:07:01 AM 1 12.89 0.00 2.66 2.96 1.20 80.29 04:08:01 AM all 39.31 0.00 3.59 0.94 1.75 54.42 04:08:01 AM 0 52.51 0.00 4.11 0.23 1.76 41.39 04:08:01 AM 1 26.12 0.00 3.07 1.64 1.73 67.44 04:09:01 AM all 36.34 0.00 2.57 0.92 1.42 58.75 04:09:01 AM 0 58.95 0.00 3.52 0.70 1.68 35.15 04:09:01 AM 1 13.82 0.00 1.63 1.13 1.16 82.26 04:10:01 AM all 39.19 0.00 2.64 0.57 2.06 55.54 04:10:01 AM 0 58.64 0.00 3.29 0.86 2.23 34.98 04:10:01 AM 1 19.83 0.00 2.00 0.28 1.90 75.99 04:11:01 AM all 32.08 0.00 2.35 0.11 1.39 64.08 04:11:01 AM 0 47.33 0.00 3.34 0.18 1.46 47.68 04:11:01 AM 1 16.85 0.00 1.36 0.03 1.31 80.44 04:12:01 AM all 35.73 0.00 2.94 0.66 1.52 59.15 04:12:01 AM 0 51.15 0.00 3.43 0.33 1.56 43.53 04:12:01 AM 1 20.36 0.00 2.46 0.98 1.48 74.73 04:13:01 AM all 40.06 0.00 3.39 0.44 1.90 54.22 04:13:01 AM 0 57.82 0.00 3.81 0.32 1.71 36.34 04:13:01 AM 1 22.46 0.00 2.97 0.56 2.08 71.94 Average: all 37.74 0.00 3.84 1.41 1.78 55.24 Average: 0 55.01 0.00 4.82 1.50 1.85 36.82 Average: 1 20.53 0.00 2.85 1.32 1.70 73.60