---> uname -a: Linux prd-centos8-builder-2c-4g-7503.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 510 1088 17 2067 2880 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:13:c6:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.186/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85896sec preferred_lft 85896sec inet6 fe80::f816:3eff:fe13:c64d/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) 02/25/2026 _x86_64_ (2 CPU) 08:03:54 LINUX RESTART (2 CPU) 08:05:01 AM tps rtps wtps bread/s bwrtn/s 08:06:01 AM 50.12 0.42 49.70 11.20 5801.60 08:07:01 AM 63.70 0.48 63.21 53.32 7152.73 08:08:01 AM 31.21 0.05 31.16 1.33 4683.97 08:09:01 AM 22.41 0.27 22.14 41.85 958.73 08:10:01 AM 29.16 0.00 29.16 0.00 2017.01 08:11:01 AM 16.21 0.72 15.49 31.05 665.29 08:12:01 AM 18.29 0.38 17.91 38.65 528.82 Average: 33.01 0.33 32.68 25.34 3115.33 08:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 AM 1245228 2928068 2508448 66.83 2104 1853556 705888 14.70 179040 2046952 143660 08:07:01 AM 1248520 3023436 2505156 66.74 2104 1936848 588832 12.26 146324 2043616 87600 08:08:01 AM 1101840 2941664 2651836 70.65 2104 2001228 656080 13.66 176620 2158092 46952 08:09:01 AM 1157984 2974444 2595692 69.15 2104 1977844 623344 12.98 212756 2064752 8588 08:10:01 AM 1173384 3003280 2580292 68.74 2104 1991056 600596 12.51 213228 2047672 7452 08:11:01 AM 1166516 2997536 2587160 68.92 2104 1992124 606728 12.63 397784 1871092 7596 08:12:01 AM 1162232 2997276 2591444 69.04 2104 1995876 608568 12.67 397656 1873568 20428 Average: 1179386 2980815 2574290 68.58 2104 1964076 627148 13.06 246201 2015106 46039 08:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 65.81 55.38 807.02 5.66 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 27.29 24.89 255.30 5.28 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 44.24 37.00 641.71 6.43 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 13.28 14.35 18.46 5.44 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 18.94 19.81 250.93 5.51 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 18.07 16.46 17.69 6.24 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 12.48 12.95 10.92 13.76 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 28.59 25.83 285.99 6.90 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) 02/25/2026 _x86_64_ (2 CPU) 08:03:54 LINUX RESTART (2 CPU) 08:05:01 AM CPU %user %nice %system %iowait %steal %idle 08:06:01 AM all 30.36 0.00 3.54 1.31 1.31 63.48 08:06:01 AM 0 20.23 0.00 2.59 1.15 1.20 74.84 08:06:01 AM 1 40.52 0.00 4.48 1.48 1.43 52.08 08:07:01 AM all 38.19 0.00 5.06 1.65 1.78 53.32 08:07:01 AM 0 26.48 0.00 4.00 1.69 1.48 66.35 08:07:01 AM 1 49.88 0.00 6.12 1.61 2.07 40.31 08:08:01 AM all 33.60 0.00 3.02 0.79 1.41 61.18 08:08:01 AM 0 28.72 0.00 2.44 0.57 1.08 67.19 08:08:01 AM 1 38.47 0.00 3.61 1.02 1.73 55.18 08:09:01 AM all 37.03 0.00 2.93 0.39 1.40 58.25 08:09:01 AM 0 19.59 0.00 2.27 0.62 1.05 76.47 08:09:01 AM 1 54.49 0.00 3.60 0.17 1.75 39.99 08:10:01 AM all 37.17 0.00 2.96 0.97 1.88 57.02 08:10:01 AM 0 36.11 0.00 2.04 0.41 1.86 59.58 08:10:01 AM 1 38.22 0.00 3.88 1.53 1.91 54.46 08:11:01 AM all 33.83 0.00 3.13 0.53 2.66 59.84 08:11:01 AM 0 31.57 0.00 3.37 0.54 2.53 61.99 08:11:01 AM 1 36.09 0.00 2.89 0.53 2.79 57.69 08:12:01 AM all 39.54 0.00 3.32 0.35 3.42 53.36 08:12:01 AM 0 34.92 0.00 3.35 0.49 3.71 57.53 08:12:01 AM 1 44.20 0.00 3.29 0.21 3.13 49.16 Average: all 35.68 0.00 3.42 0.86 1.99 58.05 Average: 0 28.26 0.00 2.87 0.78 1.85 66.24 Average: 1 43.11 0.00 3.98 0.93 2.12 49.85