---> uname -a: Linux prd-centos8-builder-2c-4g-4132.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 511 1039 17 2115 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:98:d6:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.83/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:fe98:d65c/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) 06/24/2026 _x86_64_ (2 CPU) 01:03:49 LINUX RESTART (2 CPU) 01:04:01 AM tps rtps wtps bread/s bwrtn/s 01:05:01 AM 247.81 175.21 72.60 14867.70 37963.85 01:06:01 AM 62.92 0.38 62.54 34.13 5825.83 01:07:01 AM 69.83 2.13 67.70 84.89 10907.90 01:08:01 AM 29.46 0.05 29.41 1.33 2992.17 01:09:01 AM 18.75 0.27 18.48 41.86 495.93 01:10:01 AM 18.59 0.00 18.59 0.00 775.46 01:11:01 AM 13.46 0.63 12.83 20.79 427.65 01:12:01 AM 18.79 0.47 18.33 48.92 522.88 Average: 59.95 22.40 37.56 1887.68 7489.56 01:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 AM 1543532 3022256 2210152 58.88 2104 1657568 642900 13.39 139952 1820576 80192 01:06:01 AM 1262196 2976276 2491488 66.37 2104 1881448 659008 13.72 145600 2053948 180084 01:07:01 AM 1121932 2957320 2631752 70.11 2104 1994692 644192 13.41 148512 2157700 24288 01:08:01 AM 986176 2900588 2767508 73.73 2104 2073284 702144 14.62 177812 2263704 47060 01:09:01 AM 1004396 2915204 2749288 73.24 2104 2069632 688292 14.33 216892 2206356 42164 01:10:01 AM 1087432 2963748 2666252 71.03 2104 2034984 637784 13.28 214748 2124104 2772 01:11:01 AM 1064584 2941628 2689100 71.64 2104 2035592 661564 13.78 215216 2145932 7472 01:12:01 AM 1050840 2940668 2702844 72.01 2104 2048084 664568 13.84 402260 1972628 19924 Average: 1140136 2952211 2613548 69.63 2104 1974410 662556 13.80 207624 2093118 50494 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 203.45 108.90 899.16 55.22 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 86.75 72.80 1001.32 7.87 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 17.19 15.64 44.75 4.19 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 41.30 32.14 656.56 6.50 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 12.88 14.03 13.26 5.76 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 10.13 11.31 8.37 4.29 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 10.28 10.59 9.39 3.75 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 16.08 15.46 16.71 7.57 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 49.76 35.11 331.17 11.89 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) 06/24/2026 _x86_64_ (2 CPU) 01:03:49 LINUX RESTART (2 CPU) 01:04:01 AM CPU %user %nice %system %iowait %steal %idle 01:05:01 AM all 43.51 0.08 14.54 12.75 1.82 27.30 01:05:01 AM 0 50.33 0.07 15.76 12.90 1.86 19.09 01:05:01 AM 1 36.66 0.10 13.31 12.60 1.78 35.55 01:06:01 AM all 38.80 0.00 4.26 1.16 1.54 54.23 01:06:01 AM 0 57.83 0.00 5.73 0.85 1.86 33.73 01:06:01 AM 1 19.77 0.00 2.79 1.48 1.21 74.74 01:07:01 AM all 38.79 0.00 4.28 3.21 1.52 52.20 01:07:01 AM 0 43.25 0.00 4.88 3.34 1.58 46.95 01:07:01 AM 1 34.33 0.00 3.68 3.08 1.46 57.46 01:08:01 AM all 38.52 0.00 2.58 0.80 1.35 56.75 01:08:01 AM 0 40.33 0.00 3.71 1.15 1.46 53.34 01:08:01 AM 1 36.71 0.00 1.45 0.45 1.23 60.15 01:09:01 AM all 37.94 0.00 2.58 0.12 1.41 57.94 01:09:01 AM 0 58.13 0.00 3.21 0.20 1.83 36.64 01:09:01 AM 1 17.75 0.00 1.96 0.03 1.00 79.26 01:10:01 AM all 37.78 0.00 2.61 0.31 1.51 57.79 01:10:01 AM 0 64.98 0.00 3.86 0.40 1.90 28.86 01:10:01 AM 1 10.67 0.00 1.36 0.22 1.13 86.62 01:11:01 AM all 31.33 0.00 2.04 0.21 1.23 65.18 01:11:01 AM 0 31.38 0.00 1.93 0.10 1.28 65.31 01:11:01 AM 1 31.28 0.00 2.15 0.32 1.19 65.06 01:12:01 AM all 40.25 0.00 3.76 0.49 1.60 53.89 01:12:01 AM 0 55.29 0.00 4.50 0.84 1.87 37.51 01:12:01 AM 1 25.26 0.00 3.03 0.15 1.33 70.23 Average: all 38.36 0.01 4.57 2.37 1.50 53.18 Average: 0 50.19 0.01 5.44 2.47 1.70 40.19 Average: 1 26.53 0.01 3.71 2.28 1.29 66.18