---> uname -a: Linux prd-centos8-builder-2c-4g-3341.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 489 1131 17 2044 2900 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:25:28:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.9/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85896sec preferred_lft 85896sec inet6 fe80::f816:3eff:fe25:28d3/64 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) 01/16/2026 _x86_64_ (2 CPU) 00:03:49 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 238.33 171.14 67.19 14789.48 37948.88 12:06:01 AM 61.56 0.32 61.25 9.73 5980.86 12:07:01 AM 67.09 0.47 66.62 52.90 9063.31 12:08:01 AM 29.06 0.08 28.97 1.87 2909.71 12:09:01 AM 20.54 0.27 20.28 41.85 544.34 12:10:01 AM 13.38 0.00 13.38 0.00 387.42 12:11:01 AM 22.07 0.72 21.36 31.05 788.69 12:12:01 AM 17.18 0.38 16.79 38.65 522.34 Average: 58.66 21.68 36.98 1871.42 7270.19 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1564040 3036564 2189636 58.33 2104 1651936 636704 13.26 138200 1802584 73220 12:06:01 AM 1372712 3055228 2380964 63.43 2104 1849904 588592 12.26 144544 1945168 161520 12:07:01 AM 1192032 2958884 2561644 68.24 2104 1927992 667308 13.90 148044 2092788 23340 12:08:01 AM 1181124 2986020 2572552 68.53 2104 1965616 632688 13.17 171692 2078836 9740 12:09:01 AM 1051212 2892356 2702464 72.00 2104 2001912 725248 15.10 210644 2170928 43936 12:10:01 AM 1180708 2986836 2572968 68.55 2104 1966876 652404 13.59 208968 2042188 8840 12:11:01 AM 1142264 2949280 2611412 69.57 2104 1967608 670664 13.97 392864 1897608 8740 12:12:01 AM 1180200 2990200 2573476 68.56 2104 1970120 624012 12.99 392652 1859568 20308 Average: 1233036 2981921 2520640 67.15 2104 1912746 649702 13.53 225951 1986208 43706 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 171.87 104.00 920.36 53.88 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 62.28 51.18 755.54 5.73 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 20.24 19.09 157.71 5.59 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 39.85 31.99 600.86 5.91 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 11.46 14.48 12.61 6.04 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 11.08 11.85 9.54 3.82 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 17.56 16.09 15.76 7.38 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 10.93 11.43 8.46 11.79 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 43.17 32.52 310.14 12.52 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) 01/16/2026 _x86_64_ (2 CPU) 00:03:49 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 43.20 0.08 14.39 12.20 2.34 27.80 12:05:01 AM 0 50.26 0.07 16.65 12.62 2.26 18.14 12:05:01 AM 1 36.16 0.08 12.13 11.78 2.42 37.43 12:06:01 AM all 39.35 0.00 4.80 0.99 2.39 52.46 12:06:01 AM 0 53.14 0.00 5.94 0.84 2.55 37.52 12:06:01 AM 1 25.58 0.00 3.65 1.14 2.23 67.39 12:07:01 AM all 38.03 0.00 4.08 2.18 2.17 53.54 12:07:01 AM 0 42.26 0.00 4.54 2.12 2.12 48.95 12:07:01 AM 1 33.81 0.00 3.61 2.24 2.22 58.12 12:08:01 AM all 37.63 0.00 2.82 0.64 2.45 56.47 12:08:01 AM 0 42.80 0.00 3.36 0.55 2.68 50.62 12:08:01 AM 1 32.46 0.00 2.28 0.73 2.21 62.31 12:09:01 AM all 38.91 0.00 2.59 0.68 2.64 55.18 12:09:01 AM 0 53.13 0.00 3.36 0.91 2.83 39.76 12:09:01 AM 1 24.76 0.00 1.83 0.45 2.44 70.53 12:10:01 AM all 34.41 0.00 2.79 0.45 2.21 60.14 12:10:01 AM 0 35.09 0.00 2.41 0.43 2.41 59.66 12:10:01 AM 1 33.73 0.00 3.17 0.46 2.01 60.63 12:11:01 AM all 38.12 0.00 3.25 0.69 2.44 55.51 12:11:01 AM 0 46.12 0.00 3.67 0.37 2.37 47.47 12:11:01 AM 1 30.16 0.00 2.82 1.01 2.51 63.50 12:12:01 AM all 41.11 0.00 3.78 0.36 2.48 52.26 12:12:01 AM 0 59.15 0.00 4.96 0.60 2.54 32.75 12:12:01 AM 1 23.23 0.00 2.60 0.13 2.42 71.62 Average: all 38.84 0.01 4.80 2.26 2.39 51.70 Average: 0 47.73 0.01 5.60 2.29 2.47 41.90 Average: 1 29.97 0.01 4.00 2.23 2.31 61.48