---> uname -a: Linux prd-centos8-builder-2c-4g-6254.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: 2799.998 BogoMIPS: 5599.99 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 510 1036 17 2118 2877 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:dd:e9:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.41/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85882sec preferred_lft 85882sec inet6 fe80::f816:3eff:fedd:e91d/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) 07/20/2026 _x86_64_ (2 CPU) 01:03:50 LINUX RESTART (2 CPU) 01:04:01 AM tps rtps wtps bread/s bwrtn/s 01:05:01 AM 246.09 173.80 72.29 14829.25 37986.01 01:06:01 AM 62.34 0.38 61.96 34.13 6107.20 01:07:01 AM 66.59 0.62 65.98 67.71 11090.54 01:08:01 AM 29.47 0.05 29.42 1.33 3023.36 01:09:01 AM 18.40 0.27 18.13 41.86 495.18 01:10:01 AM 13.96 0.00 13.96 0.00 351.97 01:11:01 AM 16.71 0.68 16.03 25.86 600.05 01:12:01 AM 19.29 0.42 18.87 43.84 707.30 Average: 59.12 22.03 37.08 1881.11 7546.65 01:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 AM 1538364 3017084 2215312 59.02 2104 1657908 640496 13.34 140000 1828000 79540 01:06:01 AM 1273236 2987708 2480440 66.08 2104 1882080 634096 13.20 145604 2044888 179272 01:07:01 AM 1130084 2968944 2623592 69.89 2104 1998344 634488 13.21 148704 2149988 24288 01:08:01 AM 978364 2896236 2775312 73.94 2104 2076944 703560 14.65 177460 2272008 47064 01:09:01 AM 1011664 2914820 2742012 73.05 2104 2062300 690356 14.38 215128 2201172 31184 01:10:01 AM 1085628 2965432 2668048 71.08 2104 2038648 652264 13.58 214172 2127492 7476 01:11:01 AM 1120344 3000968 2633332 70.15 2104 2039424 657180 13.68 215344 2091076 7508 01:12:01 AM 1084052 2967480 2669624 71.12 2104 2042136 632124 13.16 400236 1943304 8788 Average: 1152717 2964834 2600959 69.29 2104 1974723 655570 13.65 207081 2082241 48140 01:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 AM eth0 205.63 115.29 940.88 55.27 0.00 0.00 0.00 0.00 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 86.20 71.89 986.62 7.71 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 18.64 17.69 74.73 4.43 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 48.97 42.12 658.94 7.20 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 12.60 13.46 13.58 5.56 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 8.67 10.01 6.97 4.25 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 19.71 16.59 18.45 6.10 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 11.03 11.69 8.77 12.31 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 51.44 37.35 338.64 12.86 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) 07/20/2026 _x86_64_ (2 CPU) 01:03:50 LINUX RESTART (2 CPU) 01:04:01 AM CPU %user %nice %system %iowait %steal %idle 01:05:01 AM all 43.56 0.06 13.22 13.22 1.84 28.11 01:05:01 AM 0 46.96 0.07 10.70 9.35 1.69 31.23 01:05:01 AM 1 40.16 0.05 15.74 17.09 1.98 24.98 01:06:01 AM all 37.35 0.00 4.36 1.65 1.39 55.24 01:06:01 AM 0 54.87 0.00 6.05 0.63 1.80 36.65 01:06:01 AM 1 19.82 0.00 2.67 2.67 0.98 73.85 01:07:01 AM all 38.51 0.00 4.08 2.36 1.49 53.56 01:07:01 AM 0 48.17 0.00 4.48 2.00 1.57 43.79 01:07:01 AM 1 28.85 0.00 3.68 2.73 1.41 63.33 01:08:01 AM all 38.24 0.00 2.18 0.85 1.32 57.40 01:08:01 AM 0 61.65 0.00 3.32 0.95 1.69 32.38 01:08:01 AM 1 14.92 0.00 1.05 0.75 0.95 82.34 01:09:01 AM all 38.75 0.00 2.58 0.19 1.24 57.24 01:09:01 AM 0 58.86 0.00 3.31 0.18 1.60 36.05 01:09:01 AM 1 18.69 0.00 1.85 0.20 0.87 78.39 01:10:01 AM all 33.94 0.00 1.98 0.17 1.28 62.62 01:10:01 AM 0 54.38 0.00 2.32 0.28 1.52 41.50 01:10:01 AM 1 13.60 0.00 1.65 0.05 1.05 83.65 01:11:01 AM all 33.56 0.00 2.38 0.52 1.25 62.29 01:11:01 AM 0 46.21 0.00 2.54 1.00 1.40 48.86 01:11:01 AM 1 20.94 0.00 2.23 0.03 1.10 75.70 01:12:01 AM all 33.97 0.00 2.81 0.48 1.12 61.63 01:12:01 AM 0 46.95 0.00 3.54 0.17 1.37 47.98 01:12:01 AM 1 20.99 0.00 2.08 0.78 0.87 75.27 Average: all 37.23 0.01 4.19 2.42 1.36 54.78 Average: 0 52.25 0.01 4.53 1.82 1.58 39.81 Average: 1 22.23 0.01 3.86 3.03 1.15 69.73