---> uname -a: Linux prd-centos8-builder-2c-4g-6256.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 527 1018 17 2119 2860 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:06:57:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.46/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85892sec preferred_lft 85892sec inet6 fe80::f816:3eff:fe06:57ff/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) 02:03:53 LINUX RESTART (2 CPU) 02:05:01 AM tps rtps wtps bread/s bwrtn/s 02:06:01 AM 60.56 0.38 60.18 34.12 5623.49 02:07:01 AM 63.99 0.62 63.37 67.72 11148.38 02:08:01 AM 25.77 0.05 25.72 1.33 2574.44 02:09:01 AM 22.01 0.27 21.74 41.85 918.28 02:10:01 AM 14.66 0.00 14.66 0.00 366.24 02:11:01 AM 16.64 0.63 16.01 20.79 599.68 02:12:01 AM 20.33 0.47 19.86 48.92 659.06 Average: 31.99 0.35 31.65 30.68 3126.83 02:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:06:01 AM 1275832 2990044 2477852 66.01 2104 1881540 643988 13.41 145608 2040988 179176 02:07:01 AM 1135136 2974244 2618548 69.76 2104 1998320 636064 13.25 148620 2142928 24124 02:08:01 AM 977744 2895056 2775940 73.95 2104 2076112 708708 14.76 177508 2271536 58692 02:09:01 AM 1023164 2904184 2730520 72.74 2104 2039768 693972 14.45 213956 2188888 8488 02:10:01 AM 1097668 2977920 2656016 70.76 2104 2038800 616728 12.84 214012 2114220 7476 02:11:01 AM 1056896 2937772 2696788 71.84 2104 2039392 651944 13.58 214832 2153416 7488 02:12:01 AM 1026028 2918360 2727656 72.67 2104 2050764 687908 14.32 401040 1997856 18120 Average: 1084638 2942511 2669046 71.10 2104 2017814 662759 13.80 216511 2129976 43366 02:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 81.24 67.94 985.70 7.46 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 24.76 22.58 84.60 4.33 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 44.34 38.57 658.34 7.28 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 11.96 13.20 13.01 5.30 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 8.13 9.81 6.56 4.49 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 11.89 12.31 10.77 4.01 0.00 0.00 0.00 0.00 02:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 AM eth0 16.79 15.88 17.00 7.70 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 28.45 25.76 253.71 5.80 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) 02:03:53 LINUX RESTART (2 CPU) 02:05:01 AM CPU %user %nice %system %iowait %steal %idle 02:06:01 AM all 38.73 0.00 4.43 1.17 1.29 54.38 02:06:01 AM 0 23.10 0.00 3.30 0.73 0.98 71.88 02:06:01 AM 1 54.39 0.00 5.57 1.61 1.59 36.85 02:07:01 AM all 38.85 0.00 4.23 2.42 1.26 53.24 02:07:01 AM 0 39.35 0.00 4.54 1.75 1.17 53.19 02:07:01 AM 1 38.36 0.00 3.91 3.08 1.35 53.30 02:08:01 AM all 38.22 0.00 2.19 0.41 1.30 57.87 02:08:01 AM 0 36.36 0.00 2.50 0.32 1.08 59.74 02:08:01 AM 1 40.07 0.00 1.89 0.50 1.53 56.01 02:09:01 AM all 37.81 0.00 2.56 0.66 1.22 57.74 02:09:01 AM 0 38.11 0.00 2.01 0.83 1.31 57.74 02:09:01 AM 1 37.52 0.00 3.11 0.50 1.13 57.74 02:10:01 AM all 35.30 0.00 1.95 0.12 0.98 61.64 02:10:01 AM 0 10.22 0.00 0.82 0.17 0.42 88.38 02:10:01 AM 1 60.34 0.00 3.08 0.08 1.55 34.95 02:11:01 AM all 36.08 0.00 2.42 0.32 1.21 59.96 02:11:01 AM 0 25.78 0.00 2.13 0.37 0.92 70.80 02:11:01 AM 1 46.35 0.00 2.71 0.28 1.51 49.14 02:12:01 AM all 39.50 0.00 3.28 0.62 1.53 55.08 02:12:01 AM 0 16.79 0.00 2.04 0.68 1.21 79.27 02:12:01 AM 1 62.30 0.00 4.52 0.55 1.85 30.78 Average: all 37.78 0.00 3.01 0.82 1.26 57.13 Average: 0 27.10 0.00 2.48 0.69 1.01 68.72 Average: 1 48.46 0.00 3.54 0.94 1.50 45.55