---> uname -a: Linux prd-centos8-builder-2c-4g-4283.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 1113 17 2042 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:53:9e:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.252/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:fe53:9e7c/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) 01/28/2026 _x86_64_ (2 CPU) 00:03:46 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 224.82 147.56 77.26 14125.34 37851.37 12:06:01 AM 57.85 0.32 57.54 9.73 5775.28 12:07:01 AM 73.77 0.50 73.27 53.42 9111.81 12:08:01 AM 25.84 0.05 25.79 1.33 2744.97 12:09:01 AM 18.98 0.27 18.71 41.85 493.45 12:10:01 AM 12.06 0.00 12.06 0.00 353.51 12:11:01 AM 17.91 0.72 17.19 31.06 651.07 12:12:01 AM 17.28 0.38 16.89 38.65 532.81 Average: 56.07 18.72 37.34 1787.75 7189.87 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1569452 3041828 2184220 58.19 2104 1651752 617000 12.85 138304 1797364 73312 12:06:01 AM 1334632 3017332 2419040 64.44 2104 1850484 609464 12.69 148952 1978368 162576 12:07:01 AM 1213120 2977268 2540552 67.68 2104 1925836 623652 12.99 148004 2074492 23284 12:08:01 AM 1087392 2890152 2666280 71.03 2104 1963700 737804 15.36 171852 2171752 8816 12:09:01 AM 1070268 2910972 2683404 71.49 2104 2001776 709204 14.77 212072 2151480 44768 12:10:01 AM 1220864 3024996 2532808 67.48 2104 1964960 596664 12.42 209724 2002840 7896 12:11:01 AM 1153904 2958632 2599768 69.26 2104 1965424 648084 13.50 393628 1885492 7508 12:12:01 AM 1152572 2967392 2601100 69.29 2104 1974988 640536 13.34 394824 1883564 26024 Average: 1225276 2973572 2528396 67.36 2104 1912365 647801 13.49 227170 1993169 44273 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 203.86 111.21 922.84 55.25 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 63.24 50.49 754.64 5.71 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 17.82 17.05 150.87 5.07 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 39.92 30.07 623.72 8.84 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 11.95 14.08 13.07 5.99 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 9.93 10.86 8.31 3.72 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 16.28 15.11 15.80 6.47 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 10.43 10.45 8.42 5.27 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 46.68 32.42 312.21 12.04 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) 01/28/2026 _x86_64_ (2 CPU) 00:03:46 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 46.74 0.07 13.64 10.99 2.44 26.13 12:05:01 AM 0 54.15 0.07 11.71 8.43 2.17 23.48 12:05:01 AM 1 39.24 0.07 15.60 13.58 2.71 28.81 12:06:01 AM all 38.72 0.00 4.41 1.38 2.45 53.04 12:06:01 AM 0 49.70 0.00 5.63 1.60 2.66 40.41 12:06:01 AM 1 27.70 0.00 3.19 1.16 2.25 65.70 12:07:01 AM all 38.29 0.00 4.34 3.03 2.17 52.18 12:07:01 AM 0 59.47 0.00 5.49 2.49 2.27 30.28 12:07:01 AM 1 17.18 0.00 3.19 3.57 2.07 73.99 12:08:01 AM all 38.86 0.00 2.91 0.57 1.94 55.72 12:08:01 AM 0 37.00 0.00 1.93 0.71 1.53 58.83 12:08:01 AM 1 40.71 0.00 3.89 0.43 2.35 52.62 12:09:01 AM all 37.68 0.00 2.75 0.36 2.60 56.60 12:09:01 AM 0 50.40 0.00 2.90 0.56 1.94 44.19 12:09:01 AM 1 25.17 0.00 2.60 0.16 3.25 68.82 12:10:01 AM all 36.06 0.00 2.61 0.30 2.41 58.62 12:10:01 AM 0 50.58 0.00 2.98 0.30 2.04 44.11 12:10:01 AM 1 21.68 0.00 2.25 0.31 2.77 72.99 12:11:01 AM all 37.37 0.00 3.33 0.43 2.14 56.73 12:11:01 AM 0 54.52 0.00 3.96 0.22 2.11 39.19 12:11:01 AM 1 20.30 0.00 2.69 0.64 2.18 74.19 12:12:01 AM all 41.52 0.00 3.43 0.48 2.20 52.38 12:12:01 AM 0 62.47 0.00 4.71 0.53 2.38 29.90 12:12:01 AM 1 20.62 0.00 2.14 0.43 2.01 74.79 Average: all 39.38 0.01 4.65 2.17 2.29 51.50 Average: 0 52.29 0.01 4.90 1.84 2.14 38.82 Average: 1 26.52 0.01 4.40 2.49 2.45 64.14