---> uname -a: Linux prd-centos8-docker-4c-4g-44918.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 759 12354 19 2649 14670 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:d9:56:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.165/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fed9:56cd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4d:8d:4a:5f 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) 09/10/2025 _x86_64_ (4 CPU) 13:22:20 LINUX RESTART (4 CPU) 01:23:03 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 179.23 2.00 177.23 293.83 9471.03 01:25:01 PM 142.96 2.72 140.24 547.78 13306.08 01:26:01 PM 25.08 1.03 24.05 32.93 435.66 Average: 115.05 1.92 113.13 291.49 7718.22 01:23:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12856452 14763896 3285080 20.35 2688 2115048 1513632 8.81 156748 2738888 185848 01:25:01 PM 11516740 13610264 4624792 28.65 2688 2297924 2532256 14.73 212080 3999052 56 01:26:01 PM 12639988 14990944 3501544 21.69 2688 2553940 1176164 6.84 326084 2765776 262980 Average: 12337727 14455035 3803805 23.57 2688 2322304 1740684 10.13 231637 3167905 149628 01:23:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 157.60 132.52 2103.48 28.64 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 11.93 11.93 1.51 1.51 0.00 0.00 0.00 0.00 01:25:01 PM eth0 257.36 153.79 2692.60 33.83 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 24.00 24.00 5.24 5.24 0.00 0.00 0.00 0.00 01:26:01 PM eth0 89.77 66.81 244.19 38.23 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 Average: lo 12.11 12.11 2.28 2.28 0.00 0.00 0.00 0.00 Average: eth0 168.36 117.54 1675.36 33.62 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) 09/10/2025 _x86_64_ (4 CPU) 13:22:20 LINUX RESTART (4 CPU) 01:23:03 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 23.71 0.00 2.08 1.04 0.09 73.08 01:24:01 PM 0 15.86 0.00 1.50 0.88 0.07 81.68 01:24:01 PM 1 13.54 0.00 1.30 1.19 0.10 83.86 01:24:01 PM 2 32.75 0.00 2.73 1.21 0.09 63.23 01:24:01 PM 3 32.68 0.00 2.80 0.86 0.09 63.57 01:25:01 PM all 31.20 0.00 1.47 0.99 0.08 66.26 01:25:01 PM 0 33.06 0.00 2.31 1.71 0.10 62.83 01:25:01 PM 1 35.57 0.00 1.05 0.87 0.07 62.44 01:25:01 PM 2 27.07 0.00 1.59 0.67 0.08 70.59 01:25:01 PM 3 29.08 0.00 0.92 0.74 0.08 69.18 01:26:01 PM all 34.40 0.00 1.82 0.10 0.09 63.58 01:26:01 PM 0 27.20 0.00 2.04 0.05 0.10 70.62 01:26:01 PM 1 36.86 0.00 0.99 0.05 0.08 62.02 01:26:01 PM 2 32.38 0.00 1.60 0.02 0.08 65.92 01:26:01 PM 3 41.18 0.00 2.66 0.30 0.10 55.77 Average: all 29.84 0.00 1.79 0.71 0.09 67.58 Average: 0 25.48 0.00 1.95 0.88 0.09 71.60 Average: 1 28.84 0.00 1.11 0.70 0.08 69.27 Average: 2 30.71 0.00 1.97 0.63 0.08 66.61 Average: 3 34.33 0.00 2.12 0.63 0.09 62.83