---> uname -a: Linux prd-centos8-builder-2c-4g-6328.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 514 1031 17 2119 2873 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:f7:87:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.50/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85863sec preferred_lft 85863sec inet6 fe80::f816:3eff:fef7:8776/64 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) 07/21/2026 _x86_64_ (2 CPU) 07:03:54 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 58.64 0.50 58.14 36.13 6154.57 07:07:01 AM 65.13 0.03 65.09 0.27 10117.66 07:08:02 AM 29.77 0.63 29.14 68.77 3829.09 07:09:01 AM 24.62 0.24 24.38 40.80 1219.55 07:10:01 AM 15.43 0.03 15.39 1.73 403.30 07:11:01 AM 16.14 0.00 16.14 0.00 595.59 07:12:01 AM 17.81 0.90 16.91 46.39 468.09 Average: 32.52 0.33 32.19 27.69 3260.14 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1340092 3015188 2413584 64.30 2104 1843532 615440 12.82 146660 1977672 151836 07:07:01 AM 1091556 2928456 2662120 70.92 2104 1996496 666720 13.88 147156 2184988 60824 07:08:02 AM 1093096 2972824 2660580 70.88 2104 2038556 627028 13.06 173936 2158012 22104 07:09:01 AM 1101032 2980804 2652644 70.67 2104 2038780 616752 12.84 213496 2111248 7484 07:10:01 AM 1064196 2945032 2689480 71.65 2104 2039800 655088 13.64 214044 2147908 8496 07:11:01 AM 1078816 2959636 2674860 71.26 2104 2039804 652484 13.59 215100 2131856 8492 07:12:01 AM 1071024 2952436 2682652 71.47 2104 2040200 651496 13.57 399308 1955764 7372 Average: 1119973 2964911 2633703 70.16 2104 2005310 640715 13.34 215671 2095350 38087 07:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 77.52 58.31 956.25 6.59 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 33.61 27.81 255.74 5.04 0.00 0.00 0.00 0.00 07:08:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:02 AM eth0 51.01 41.35 659.86 6.39 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 10.91 13.66 12.30 5.27 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 10.06 11.84 8.06 5.05 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 12.49 13.19 10.77 8.52 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 15.03 14.90 16.08 7.20 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 30.13 25.89 274.76 6.30 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) 07/21/2026 _x86_64_ (2 CPU) 07:03:54 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 36.25 0.00 4.44 1.29 4.10 53.92 07:06:01 AM 0 56.74 0.00 6.46 1.35 3.87 31.57 07:06:01 AM 1 16.18 0.00 2.46 1.23 4.31 75.82 07:07:01 AM all 37.99 0.00 3.69 2.53 4.40 51.39 07:07:01 AM 0 51.70 0.00 4.41 2.34 4.02 37.52 07:07:01 AM 1 24.52 0.00 2.98 2.71 4.77 65.02 07:08:02 AM all 33.86 0.00 3.11 0.90 3.17 58.95 07:08:02 AM 0 42.50 0.00 4.35 1.42 2.97 48.76 07:08:02 AM 1 25.29 0.00 1.88 0.39 3.38 69.06 07:09:01 AM all 36.30 0.00 2.27 0.73 2.99 57.70 07:09:01 AM 0 49.46 0.00 2.47 1.04 3.06 43.97 07:09:01 AM 1 23.20 0.00 2.07 0.43 2.92 71.39 07:10:01 AM all 33.73 0.00 2.28 0.55 2.66 60.78 07:10:01 AM 0 54.80 0.00 3.05 0.46 3.00 38.68 07:10:01 AM 1 12.78 0.00 1.51 0.64 2.32 82.76 07:11:01 AM all 33.74 0.00 2.52 0.70 2.19 60.84 07:11:01 AM 0 35.86 0.00 2.68 0.63 2.20 58.63 07:11:01 AM 1 31.63 0.00 2.37 0.76 2.18 63.06 07:12:01 AM all 39.18 0.00 2.93 0.52 1.89 55.48 07:12:01 AM 0 41.52 0.00 3.23 0.33 2.05 52.87 07:12:01 AM 1 36.82 0.00 2.63 0.71 1.73 58.10 Average: all 35.87 0.00 3.04 1.04 3.06 56.99 Average: 0 47.52 0.00 3.81 1.08 3.03 44.56 Average: 1 24.30 0.00 2.27 0.99 3.10 69.34