---> uname -a: Linux prd-centos8-builder-2c-4g-2049.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 508 1046 17 2110 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:2c:a2:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.44/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85907sec preferred_lft 85907sec inet6 fe80::f816:3eff:fe2c:a2c2/64 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) 05/29/2026 _x86_64_ (2 CPU) 06:03:50 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 246.64 173.73 72.90 14965.69 38062.16 06:06:01 AM 63.25 0.38 62.87 34.12 6117.64 06:07:01 AM 61.94 2.13 59.81 84.92 10384.89 06:08:01 AM 30.17 0.05 30.12 1.33 3017.34 06:09:01 AM 19.41 0.27 19.14 41.85 505.86 06:10:01 AM 16.21 0.00 16.21 0.00 594.02 06:11:01 AM 15.84 0.72 15.12 31.05 401.42 06:12:02 AM 20.80 0.38 20.41 38.66 594.52 Average: 59.29 22.21 37.07 1900.21 7460.77 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 1542616 3022644 2211068 58.90 2104 1658924 627200 13.06 139924 1822016 81696 06:06:01 AM 1267120 2976660 2486564 66.24 2104 1876932 650064 13.54 145532 2049444 173160 06:07:01 AM 1118468 2949592 2635216 70.20 2104 1990240 637520 13.28 148560 2159552 24260 06:08:01 AM 969612 2879680 2784072 74.17 2104 2068856 716272 14.92 178380 2277292 47972 06:09:01 AM 1001724 2911884 2751960 73.31 2104 2068956 682536 14.21 217528 2207292 45940 06:10:01 AM 1125576 2997364 2628108 70.01 2104 2030528 594284 12.38 214804 2085124 4 06:11:01 AM 1079084 2951912 2674600 71.25 2104 2031436 635448 13.23 399144 1947928 7508 06:12:02 AM 1056032 2934576 2697652 71.87 2104 2036712 657160 13.68 399124 1970900 21836 Average: 1145029 2953039 2608655 69.50 2104 1970323 650060 13.54 230374 2064944 50297 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 199.97 114.87 1011.20 55.55 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 85.16 72.05 990.01 7.81 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 18.30 17.36 46.59 4.88 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 46.63 37.29 655.49 6.64 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 13.51 15.18 13.66 6.13 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 10.43 11.38 8.84 3.99 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 17.01 15.84 16.78 6.65 0.00 0.00 0.00 0.00 06:12:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:02 AM eth0 12.03 12.86 10.10 6.24 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 50.39 37.11 344.12 12.24 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) 05/29/2026 _x86_64_ (2 CPU) 06:03:50 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 44.36 0.07 14.17 11.91 1.70 27.78 06:05:01 AM 0 52.40 0.08 12.35 10.60 1.84 22.72 06:05:01 AM 1 36.29 0.05 16.00 13.22 1.56 32.87 06:06:01 AM all 37.90 0.00 4.45 1.78 1.93 53.95 06:06:01 AM 0 55.18 0.00 5.77 1.45 2.03 35.57 06:06:01 AM 1 20.68 0.00 3.13 2.10 1.82 72.26 06:07:01 AM all 38.27 0.00 4.11 2.01 2.89 52.72 06:07:01 AM 0 52.99 0.00 5.02 1.57 2.61 37.80 06:07:01 AM 1 23.72 0.00 3.20 2.44 3.17 67.47 06:08:01 AM all 36.16 0.00 2.32 0.67 2.77 58.09 06:08:01 AM 0 48.44 0.00 2.44 0.46 2.59 46.06 06:08:01 AM 1 23.99 0.00 2.19 0.87 2.95 70.00 06:09:01 AM all 37.37 0.00 2.71 0.27 2.34 57.30 06:09:01 AM 0 50.84 0.00 2.79 0.35 2.84 43.17 06:09:01 AM 1 23.90 0.00 2.63 0.20 1.84 71.43 06:10:01 AM all 35.56 0.00 2.34 0.30 2.63 59.17 06:10:01 AM 0 51.98 0.00 2.99 0.15 2.68 42.20 06:10:01 AM 1 19.24 0.00 1.69 0.46 2.58 76.03 06:11:01 AM all 35.88 0.00 2.78 0.44 2.69 58.20 06:11:01 AM 0 34.16 0.00 2.47 0.15 2.65 60.59 06:11:01 AM 1 37.62 0.00 3.09 0.74 2.73 55.82 06:12:02 AM all 39.95 0.00 3.19 0.62 2.92 53.31 06:12:02 AM 0 45.86 0.00 2.72 0.74 2.83 47.85 06:12:02 AM 1 34.07 0.00 3.65 0.51 3.02 58.75 Average: all 38.17 0.01 4.48 2.23 2.49 52.63 Average: 0 48.96 0.01 4.55 1.92 2.51 42.05 Average: 1 27.42 0.01 4.42 2.54 2.46 63.16