---> uname -a: Linux prd-centos8-docker-4c-4g-652.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1018 10907 19 3836 14395 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:66:ed:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.186/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86075sec preferred_lft 86075sec inet6 fe80::f816:3eff:fe66:edae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d9:e4:fe:af brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:d9ff:fee4:feaf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/30/2026 _x86_64_ (4 CPU) 13:12:39 LINUX RESTART (4 CPU) 01:13:01 PM tps rtps wtps bread/s bwrtn/s 01:14:01 PM 226.97 20.29 206.68 5497.65 8501.82 01:15:01 PM 237.58 5.90 231.68 773.60 14746.68 01:16:01 PM 180.91 1.92 178.99 477.57 30493.14 01:17:01 PM 1054.98 95.00 959.97 1696.30 26143.52 01:18:01 PM 79.67 23.78 55.89 475.92 2524.86 Average: 356.13 29.39 326.74 1784.28 16483.81 01:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 PM 13325232 15080496 2816300 17.45 2688 1970432 1129904 6.57 139324 2323744 169484 01:15:01 PM 11591624 13728664 4549908 28.19 2688 2340976 2477972 14.42 249708 3888536 138636 01:16:01 PM 11024192 14170692 5117340 31.70 2688 3269076 1749164 10.18 365680 4153548 257492 01:17:01 PM 9486404 12993668 6655128 41.23 2688 3502032 1831796 10.66 415072 5336956 8 01:18:01 PM 11114076 14680684 5027456 31.15 2688 3556168 1219884 7.10 627684 3508136 23036 Average: 11308306 14130841 4833226 29.94 2688 2927737 1681744 9.78 359494 3842184 117731 01:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 PM eth0 443.97 244.87 1767.97 75.44 0.00 0.00 0.00 0.00 01:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:15:01 PM eth0 351.79 271.04 3860.85 40.82 0.00 0.00 0.00 0.00 01:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:16:01 PM lo 6.13 6.13 4.55 4.55 0.00 0.00 0.00 0.00 01:16:01 PM eth0 324.74 227.02 3566.72 32.79 0.00 0.00 0.00 0.00 01:16:01 PM docker0 3.30 3.15 4.08 0.45 0.00 0.00 0.00 0.00 01:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 PM eth0 50.57 29.14 471.65 4.23 0.00 0.00 0.00 0.00 01:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 PM eth0 39.49 30.38 64.81 12.46 0.00 0.00 0.00 0.00 01:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.91 0.91 0.00 0.00 0.00 0.00 Average: eth0 242.09 160.47 1946.20 33.15 0.00 0.00 0.00 0.00 Average: docker0 0.66 0.63 0.82 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/30/2026 _x86_64_ (4 CPU) 13:12:39 LINUX RESTART (4 CPU) 01:13:01 PM CPU %user %nice %system %iowait %steal %idle 01:14:01 PM all 26.89 0.00 3.26 1.14 0.09 68.62 01:14:01 PM 0 29.49 0.00 4.34 0.89 0.08 65.20 01:14:01 PM 1 18.29 0.00 3.07 2.55 0.10 76.00 01:14:01 PM 2 35.74 0.00 3.10 0.64 0.12 60.41 01:14:01 PM 3 24.03 0.00 2.53 0.50 0.07 72.87 01:15:01 PM all 37.39 0.00 2.59 1.52 0.11 58.39 01:15:01 PM 0 38.51 0.00 2.78 1.47 0.12 57.13 01:15:01 PM 1 36.75 0.00 2.35 1.46 0.12 59.33 01:15:01 PM 2 44.97 0.00 2.70 1.16 0.10 51.07 01:15:01 PM 3 29.33 0.00 2.55 1.99 0.10 66.02 01:16:01 PM all 35.98 0.11 6.88 1.52 0.13 55.38 01:16:01 PM 0 40.28 0.02 6.77 1.83 0.14 50.97 01:16:01 PM 1 39.70 0.27 7.94 2.09 0.12 49.87 01:16:01 PM 2 34.52 0.10 6.25 1.36 0.14 57.63 01:16:01 PM 3 29.41 0.05 6.53 0.81 0.12 63.07 01:17:01 PM all 31.85 0.00 6.67 8.08 0.11 53.28 01:17:01 PM 0 72.05 0.00 6.95 5.67 0.12 15.20 01:17:01 PM 1 18.90 0.00 6.17 8.80 0.12 66.01 01:17:01 PM 2 20.82 0.00 6.73 7.37 0.10 64.98 01:17:01 PM 3 15.55 0.00 6.81 10.49 0.12 67.03 01:18:01 PM all 33.59 0.00 2.30 0.48 0.08 63.55 01:18:01 PM 0 22.98 0.00 1.97 0.43 0.07 74.54 01:18:01 PM 1 47.80 0.00 2.89 0.55 0.08 48.67 01:18:01 PM 2 39.93 0.00 2.42 0.32 0.10 57.23 01:18:01 PM 3 23.65 0.00 1.93 0.60 0.07 73.76 Average: all 33.14 0.02 4.33 2.54 0.10 59.86 Average: 0 40.62 0.00 4.55 2.06 0.10 52.66 Average: 1 32.30 0.05 4.47 3.08 0.11 59.98 Average: 2 35.22 0.02 4.23 2.16 0.11 58.26 Average: 3 24.40 0.01 4.06 2.87 0.09 68.56