---> uname -a: Linux prd-centos8-builder-2c-4g-5422.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: 2799.998 BogoMIPS: 5599.99 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 497 1049 17 2118 2890 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:01:37:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.192/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:fe01:371d/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) 07/10/2026 _x86_64_ (2 CPU) 09:03:42 LINUX RESTART (2 CPU) 09:04:01 AM tps rtps wtps bread/s bwrtn/s 09:05:01 AM 177.86 100.05 77.81 10992.64 39218.81 09:06:01 AM 63.36 0.20 63.16 29.99 5827.57 09:07:01 AM 55.17 0.62 54.56 67.72 9716.81 09:08:01 AM 28.66 0.05 28.61 1.33 2991.84 09:09:01 AM 19.63 0.27 19.36 41.85 515.98 09:10:01 AM 15.53 0.00 15.53 0.00 654.97 09:11:01 AM 17.70 0.72 16.99 31.04 639.15 09:12:01 AM 19.61 0.38 19.23 38.66 563.22 Average: 49.69 12.79 36.90 1400.57 7516.37 09:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:05:01 AM 1534368 3019976 2219316 59.12 2104 1664088 639232 13.31 138884 1830316 47740 09:06:01 AM 1252404 2972924 2501280 66.64 2104 1887636 654552 13.63 145468 2062992 143512 09:07:01 AM 1118044 2956708 2635640 70.21 2104 1997904 640984 13.35 148452 2160108 24368 09:08:01 AM 961596 2886228 2792088 74.38 2104 2083372 712096 14.83 178600 2284536 54944 09:09:01 AM 984104 2902876 2769580 73.78 2104 2077528 691056 14.39 216756 2226316 46940 09:10:01 AM 1108180 2987568 2645504 70.48 2104 2038124 610952 12.72 214248 2104376 7480 09:11:01 AM 1107716 2988040 2645968 70.49 2104 2039016 603680 12.57 398444 1921440 7508 09:12:01 AM 1099748 2984904 2653936 70.70 2104 2043308 612460 12.75 398340 1928072 20852 Average: 1145770 2962403 2607914 69.48 2104 1978872 645626 13.44 229899 2064770 44168 09:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 AM eth0 240.70 140.40 1068.64 58.42 0.00 0.00 0.00 0.00 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 82.34 71.28 894.36 7.63 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 8.93 9.67 17.84 3.91 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 45.63 38.55 656.45 6.53 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 13.00 14.53 13.64 6.15 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 9.43 10.10 7.82 3.67 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 17.39 16.47 17.41 10.95 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 12.18 12.56 10.68 6.15 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 53.70 39.20 335.86 12.93 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) 07/10/2026 _x86_64_ (2 CPU) 09:03:42 LINUX RESTART (2 CPU) 09:04:01 AM CPU %user %nice %system %iowait %steal %idle 09:05:01 AM all 45.60 0.02 9.96 8.83 1.91 33.69 09:05:01 AM 0 42.49 0.00 11.69 10.55 2.01 33.27 09:05:01 AM 1 48.70 0.03 8.23 7.12 1.81 34.10 09:06:01 AM all 38.31 0.00 4.05 1.70 1.76 54.18 09:06:01 AM 0 33.92 0.00 3.96 1.41 1.53 59.18 09:06:01 AM 1 42.71 0.00 4.14 1.98 2.00 49.18 09:07:01 AM all 39.87 0.00 4.38 1.03 1.54 53.17 09:07:01 AM 0 20.87 0.00 3.20 1.12 1.05 73.76 09:07:01 AM 1 58.87 0.00 5.56 0.95 2.03 32.58 09:08:01 AM all 37.85 0.00 2.39 0.90 1.78 57.07 09:08:01 AM 0 26.80 0.00 2.30 0.58 1.72 68.60 09:08:01 AM 1 48.95 0.00 2.48 1.23 1.85 45.50 09:09:01 AM all 38.24 0.00 2.50 0.45 1.60 57.20 09:09:01 AM 0 44.27 0.00 3.23 0.22 1.71 50.57 09:09:01 AM 1 32.23 0.00 1.78 0.68 1.49 63.82 09:10:01 AM all 32.20 0.00 2.20 0.17 1.47 63.95 09:10:01 AM 0 15.93 0.00 1.18 0.15 1.24 81.50 09:10:01 AM 1 48.54 0.00 3.23 0.20 1.70 46.34 09:11:01 AM all 35.74 0.00 2.97 0.51 1.69 59.10 09:11:01 AM 0 14.56 0.00 1.97 0.65 1.37 81.45 09:11:01 AM 1 56.99 0.00 3.97 0.37 2.01 36.67 09:12:01 AM all 39.83 0.00 3.28 0.17 1.67 55.03 09:12:01 AM 0 25.10 0.00 2.15 0.17 1.47 71.10 09:12:01 AM 1 54.61 0.00 4.42 0.18 1.88 38.91 Average: all 38.45 0.00 3.96 1.71 1.68 54.20 Average: 0 27.96 0.00 3.70 1.84 1.51 64.98 Average: 1 48.95 0.00 4.22 1.58 1.85 43.40