---> uname -a: Linux prd-centos8-docker-4c-4g-4047.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: 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): 0-3 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 748 12255 19 2759 14679 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:66:36:db brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.93/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fe66:36db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d2:be:7b:fe 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/29/2026 _x86_64_ (4 CPU) 13:23:12 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 186.97 14.90 172.07 3093.75 11114.45 01:26:01 PM 182.82 6.25 176.57 1080.09 13593.93 01:27:01 PM 20.28 0.52 19.76 17.19 370.69 01:28:01 PM 39.68 0.98 38.69 75.19 9365.52 Average: 107.43 5.66 101.77 1066.51 8610.81 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12926096 14887616 3215436 19.92 2688 2169628 1321916 7.69 182444 2640256 120592 01:26:01 PM 11325104 13558852 4816428 29.84 2688 2436584 2525572 14.69 249844 4147876 2384 01:27:01 PM 12592412 15065888 3549120 21.99 2688 2675368 1094508 6.37 343488 2791924 239028 01:28:01 PM 12569432 15051652 3572100 22.13 2688 2682876 1120112 6.52 520328 2637088 7664 Average: 12353261 14641002 3788271 23.47 2688 2491114 1515527 8.82 324026 3054286 92417 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 133.88 111.21 1505.92 27.53 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 13.20 13.20 3.55 3.55 0.00 0.00 0.00 0.00 01:26:01 PM eth0 340.34 232.88 3752.01 57.28 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 15.98 15.98 2.54 2.54 0.00 0.00 0.00 0.00 01:27:01 PM eth0 65.73 55.20 270.87 27.62 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM eth0 31.99 41.61 15.36 916.73 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.29 7.29 1.52 1.52 0.00 0.00 0.00 0.00 Average: eth0 142.98 110.22 1385.99 257.28 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 01/29/2026 _x86_64_ (4 CPU) 13:23:12 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 25.96 0.00 2.47 1.62 0.10 69.86 01:25:01 PM 0 18.82 0.00 2.14 1.60 0.12 77.33 01:25:01 PM 1 19.81 0.00 1.51 1.66 0.08 76.94 01:25:01 PM 2 38.86 0.00 4.21 2.22 0.12 54.58 01:25:01 PM 3 26.34 0.00 2.01 0.99 0.10 70.57 01:26:01 PM all 50.87 0.00 1.98 1.51 0.13 45.50 01:26:01 PM 0 60.61 0.00 1.08 1.02 0.13 37.16 01:26:01 PM 1 45.40 0.00 3.05 2.66 0.13 48.75 01:26:01 PM 2 60.95 0.00 1.17 0.54 0.13 37.21 01:26:01 PM 3 36.48 0.00 2.63 1.84 0.12 58.93 01:27:01 PM all 11.89 0.00 0.97 4.39 0.06 82.69 01:27:01 PM 0 10.84 0.00 0.94 1.07 0.07 87.09 01:27:01 PM 1 10.45 0.00 0.72 5.30 0.05 83.48 01:27:01 PM 2 11.30 0.00 1.07 10.55 0.05 77.03 01:27:01 PM 3 14.96 0.00 1.14 0.65 0.07 83.18 01:28:01 PM all 14.01 0.00 1.13 6.15 0.18 78.53 01:28:01 PM 0 20.13 0.00 1.38 4.63 0.56 73.30 01:28:01 PM 1 9.21 0.00 0.98 3.07 0.05 86.68 01:28:01 PM 2 14.70 0.00 1.22 5.08 0.05 78.95 01:28:01 PM 3 11.98 0.00 0.92 11.81 0.05 75.24 Average: all 25.67 0.00 1.63 3.42 0.12 69.16 Average: 0 27.59 0.00 1.38 2.08 0.22 68.72 Average: 1 21.20 0.00 1.56 3.17 0.08 73.98 Average: 2 31.45 0.00 1.92 4.60 0.09 61.94 Average: 3 22.43 0.00 1.67 3.83 0.08 71.98