---> uname -a: Linux prd-centos8-docker-4c-4g-2540.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 806 12154 19 2802 14621 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:b8:3c:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.198/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:feb8:3ca2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8b:cd:a8:19 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) 01/01/2026 _x86_64_ (4 CPU) 13:23:01 LINUX RESTART (4 CPU) 01:24:03 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 205.74 15.27 190.47 3306.03 12225.34 01:26:01 PM 142.64 6.23 136.41 1055.42 9907.43 01:27:01 PM 27.11 1.22 25.90 52.26 551.62 Average: 124.26 7.49 116.78 1450.73 7509.33 01:24:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12804848 14814420 3336684 20.67 2688 2216080 1375540 8.00 207328 2725264 30412 01:26:01 PM 11295684 13572476 4845848 30.02 2688 2479116 2588996 15.06 273652 4150732 3196 01:27:01 PM 12410632 14932896 3730900 23.11 2688 2722336 1219968 7.10 541648 2770960 262084 Average: 12170388 14439931 3971144 24.60 2688 2472511 1728168 10.05 340876 3215652 98564 01:24:03 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 113.03 98.76 932.42 28.14 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 20.91 20.91 4.44 4.44 0.00 0.00 0.00 0.00 01:26:01 PM eth0 293.12 201.95 3693.64 45.20 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 8.13 8.13 1.65 1.65 0.00 0.00 0.00 0.00 01:27:01 PM eth0 45.84 41.26 268.35 15.13 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 Average: lo 9.79 9.79 2.05 2.05 0.00 0.00 0.00 0.00 Average: eth0 151.08 114.16 1639.28 29.51 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) 01/01/2026 _x86_64_ (4 CPU) 13:23:01 LINUX RESTART (4 CPU) 01:24:03 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 22.19 0.00 2.15 1.23 0.08 74.35 01:25:01 PM 0 11.21 0.00 1.28 0.31 0.07 87.13 01:25:01 PM 1 31.70 0.00 2.87 1.54 0.09 63.81 01:25:01 PM 2 24.24 0.00 1.95 1.85 0.09 71.88 01:25:01 PM 3 21.65 0.00 2.51 1.21 0.09 74.55 01:26:01 PM all 50.16 0.00 1.99 0.72 0.10 47.04 01:26:01 PM 0 58.14 0.00 1.42 0.35 0.10 39.99 01:26:01 PM 1 41.52 0.00 1.82 0.77 0.10 55.79 01:26:01 PM 2 56.92 0.00 1.39 0.43 0.10 41.16 01:26:01 PM 3 44.01 0.00 3.33 1.32 0.08 51.26 01:27:01 PM all 15.85 0.00 1.20 0.13 0.08 82.75 01:27:01 PM 0 18.18 0.00 1.18 0.03 0.07 80.53 01:27:01 PM 1 12.42 0.00 1.15 0.05 0.07 86.31 01:27:01 PM 2 16.78 0.00 1.59 0.35 0.08 81.20 01:27:01 PM 3 16.00 0.00 0.89 0.07 0.08 82.97 Average: all 29.47 0.00 1.78 0.68 0.08 67.98 Average: 0 29.38 0.00 1.29 0.23 0.08 69.02 Average: 1 28.50 0.00 1.94 0.78 0.08 68.70 Average: 2 32.74 0.00 1.64 0.87 0.09 64.67 Average: 3 27.27 0.00 2.24 0.86 0.08 69.55