---> uname -a: Linux prd-centos8-builder-2c-4g-5598.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 513 1036 17 2115 2874 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:79:d2:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.135/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:fe79:d264/64 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) 07/12/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 63.85 0.38 63.46 34.12 6215.08 12:07:01 AM 66.20 0.63 65.57 67.83 11095.99 12:08:01 AM 28.66 0.05 28.61 1.33 2989.72 12:09:01 AM 19.21 0.27 18.94 41.85 516.83 12:10:01 AM 14.76 0.00 14.76 0.00 483.72 12:11:01 AM 17.13 0.72 16.41 31.06 516.39 12:12:01 AM 21.21 0.38 20.82 38.65 610.00 Average: 33.00 0.35 32.66 30.69 3204.15 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1273656 2984668 2480028 66.07 2104 1878372 642796 13.39 145056 2044188 179132 12:07:01 AM 1134460 2969872 2619224 69.78 2104 1994688 623176 12.98 148272 2143552 24288 12:08:01 AM 976504 2891024 2777180 73.99 2104 2073292 704560 14.67 177772 2272032 47068 12:09:01 AM 1006380 2920932 2747304 73.19 2104 2073420 681068 14.18 216840 2203564 45944 12:10:01 AM 1101024 2977312 2652660 70.67 2104 2034996 618632 12.88 214076 2110624 3376 12:11:01 AM 1083664 2960940 2670020 71.13 2104 2035892 643428 13.40 398164 1943968 7508 12:12:01 AM 1058632 2940756 2695052 71.80 2104 2040180 666492 13.88 398008 1969132 20856 Average: 1090617 2949358 2663067 70.95 2104 2018691 654307 13.62 242598 2098151 46882 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 86.90 75.09 983.19 7.90 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 19.59 19.24 75.13 4.85 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 48.28 42.30 656.62 7.11 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 12.86 14.73 13.95 6.11 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 10.56 11.38 9.04 3.99 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 16.41 16.61 16.64 11.07 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 11.36 12.34 9.39 6.04 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 29.43 27.39 251.99 6.72 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) 07/12/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 37.78 0.00 4.13 1.51 1.71 54.88 12:06:01 AM 0 51.94 0.00 5.16 1.67 1.82 39.41 12:06:01 AM 1 23.65 0.00 3.11 1.35 1.60 70.31 12:07:01 AM all 38.76 0.00 4.07 2.74 1.59 52.84 12:07:01 AM 0 28.32 0.00 3.25 2.15 1.38 64.90 12:07:01 AM 1 49.20 0.00 4.90 3.34 1.81 40.76 12:08:01 AM all 38.53 0.00 2.14 0.81 1.68 56.84 12:08:01 AM 0 51.50 0.00 2.33 0.91 1.70 43.56 12:08:01 AM 1 25.63 0.00 1.95 0.71 1.65 70.05 12:09:01 AM all 38.27 0.00 2.47 0.21 1.40 57.65 12:09:01 AM 0 62.19 0.00 3.66 0.40 1.75 32.00 12:09:01 AM 1 14.39 0.00 1.28 0.02 1.06 83.25 12:10:01 AM all 36.08 0.00 2.23 0.33 1.39 59.98 12:10:01 AM 0 54.18 0.00 2.94 0.08 1.65 41.15 12:10:01 AM 1 18.01 0.00 1.51 0.58 1.13 78.77 12:11:01 AM all 36.43 0.00 2.91 0.47 1.40 58.80 12:11:01 AM 0 41.15 0.00 2.12 0.33 1.53 54.86 12:11:01 AM 1 31.71 0.00 3.69 0.60 1.26 62.74 12:12:01 AM all 40.41 0.00 3.19 0.74 1.61 54.06 12:12:01 AM 0 64.14 0.00 4.54 0.71 2.02 28.59 12:12:01 AM 1 16.66 0.00 1.83 0.76 1.20 79.55 Average: all 38.04 0.00 3.02 0.97 1.54 56.43 Average: 0 50.48 0.00 3.43 0.89 1.69 43.50 Average: 1 25.61 0.00 2.61 1.05 1.39 69.35