---> uname -a: Linux prd-centos8-builder-2c-4g-1426.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 1107 17 2044 2876 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:30:4c:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.251/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe30:4c3e/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) 04/25/2026 _x86_64_ (2 CPU) 20:03:58 LINUX RESTART (2 CPU) 08:05:01 PM tps rtps wtps bread/s bwrtn/s 08:06:01 PM 60.05 0.53 59.52 14.93 6045.69 08:07:01 PM 67.07 2.17 64.90 108.75 8400.65 08:08:01 PM 27.25 0.28 26.97 40.65 2813.21 08:09:01 PM 18.01 0.07 17.94 3.07 469.06 08:10:01 PM 10.66 0.00 10.66 0.00 288.82 08:11:01 PM 22.29 0.73 21.56 31.57 769.48 08:12:01 PM 18.14 0.38 17.76 38.65 512.78 Average: 31.95 0.59 31.35 33.95 2761.90 08:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 PM 1327156 2991808 2426520 64.64 2104 1832676 623288 12.98 145512 1990920 143620 08:07:01 PM 1166368 2932396 2587308 68.93 2104 1927716 649380 13.52 147764 2121740 24176 08:08:01 PM 1202784 3008884 2550892 67.96 2104 1967248 580396 12.09 173696 2058880 8392 08:09:01 PM 1157300 2963488 2596376 69.17 2104 1967340 624792 13.01 210516 2067544 7468 08:10:01 PM 1179808 2985948 2573868 68.57 2104 1967340 600904 12.51 211640 2044252 7464 08:11:01 PM 1082620 2890728 2671056 71.16 2104 1969236 691740 14.40 395624 1957656 8480 08:12:01 PM 1091932 2904248 2661744 70.91 2104 1972996 684948 14.26 395504 1948312 21312 Average: 1172567 2953929 2581109 68.76 2104 1943507 636493 13.25 240037 2027043 31559 08:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 PM eth0 77.28 59.97 933.06 6.73 0.00 0.00 0.00 0.00 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 19.62 18.51 151.79 5.40 0.00 0.00 0.00 0.00 08:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 PM eth0 47.68 39.35 643.42 6.77 0.00 0.00 0.00 0.00 08:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 PM eth0 10.25 12.31 7.78 5.60 0.00 0.00 0.00 0.00 08:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 PM eth0 11.53 11.89 9.83 3.79 0.00 0.00 0.00 0.00 08:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 PM eth0 13.74 13.38 14.55 6.45 0.00 0.00 0.00 0.00 08:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 PM eth0 12.03 13.16 10.31 13.11 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 27.48 24.11 253.54 6.83 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) 04/25/2026 _x86_64_ (2 CPU) 20:03:58 LINUX RESTART (2 CPU) 08:05:01 PM CPU %user %nice %system %iowait %steal %idle 08:06:01 PM all 37.69 0.00 4.43 1.75 2.32 53.81 08:06:01 PM 0 34.49 0.00 4.79 1.04 2.66 57.03 08:06:01 PM 1 40.91 0.00 4.06 2.47 1.97 50.58 08:07:01 PM all 37.21 0.00 4.46 2.19 2.17 53.97 08:07:01 PM 0 17.58 0.00 3.94 3.48 2.44 72.57 08:07:01 PM 1 57.05 0.00 4.99 0.90 1.90 35.16 08:08:01 PM all 35.18 0.00 3.29 0.87 2.06 58.61 08:08:01 PM 0 18.80 0.00 3.12 0.76 2.16 75.15 08:08:01 PM 1 51.68 0.00 3.46 0.98 1.95 41.93 08:09:01 PM all 38.57 0.00 2.52 0.50 2.52 55.89 08:09:01 PM 0 32.78 0.00 2.24 0.39 2.76 61.82 08:09:01 PM 1 44.41 0.00 2.80 0.61 2.27 49.90 08:10:01 PM all 32.37 0.00 2.73 0.16 2.76 61.98 08:10:01 PM 0 22.53 0.00 2.38 0.11 2.79 72.19 08:10:01 PM 1 42.26 0.00 3.08 0.21 2.72 51.72 08:11:01 PM all 37.75 0.00 3.11 0.80 2.74 55.59 08:11:01 PM 0 12.21 0.00 1.77 0.78 2.75 82.50 08:11:01 PM 1 63.71 0.00 4.49 0.81 2.74 28.25 08:12:01 PM all 39.69 0.00 3.32 0.43 3.05 53.51 08:12:01 PM 0 15.74 0.00 1.92 0.55 3.22 78.56 08:12:01 PM 1 64.12 0.00 4.75 0.30 2.87 27.96 Average: all 36.92 0.00 3.41 0.96 2.52 56.20 Average: 0 22.02 0.00 2.88 1.02 2.68 71.40 Average: 1 51.97 0.00 3.95 0.90 2.35 40.83