---> uname -a: Linux prd-centos8-docker-4c-4g-14879.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 9.8G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 800 12473 19 2489 14628 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:47:ae:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.207/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86240sec preferred_lft 86240sec inet6 fe80::f816:3eff:fe47:ae42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7d:c0:96:0d 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) 11/24/2025 _x86_64_ (4 CPU) 08:47:45 LINUX RESTART (4 CPU) 08:48:01 AM tps rtps wtps bread/s bwrtn/s 08:49:01 AM 239.34 21.94 217.39 5577.47 8821.68 08:50:01 AM 297.10 14.96 282.14 3107.78 12758.35 Average: 268.22 18.45 249.77 4342.52 10790.18 08:48:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:49:01 AM 13318000 15095400 2823532 17.49 2688 1993160 1151244 6.70 139416 2330544 173660 08:50:01 AM 12739316 14943708 3402216 21.08 2688 2406260 1222748 7.11 370564 2619504 224256 Average: 13028658 15019554 3112874 19.28 2688 2199710 1186996 6.91 254990 2475024 198958 08:48:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:49:01 AM eth0 439.47 233.92 1903.92 72.67 0.00 0.00 0.00 0.00 08:49:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 AM eth0 547.86 431.42 4181.01 75.77 0.00 0.00 0.00 0.00 08:50:01 AM docker0 0.00 0.00 0.00 0.00 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 493.67 332.68 3042.56 74.22 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) 11/24/2025 _x86_64_ (4 CPU) 08:47:45 LINUX RESTART (4 CPU) 08:48:01 AM CPU %user %nice %system %iowait %steal %idle 08:49:01 AM all 23.49 0.00 2.95 1.16 0.08 72.32 08:49:01 AM 0 28.61 0.00 3.77 0.63 0.08 66.90 08:49:01 AM 1 10.48 0.00 2.86 3.01 0.10 83.54 08:49:01 AM 2 23.47 0.00 2.14 0.44 0.07 73.89 08:49:01 AM 3 31.37 0.00 3.01 0.57 0.08 64.96 08:50:01 AM all 28.92 0.00 3.01 1.61 0.10 66.35 08:50:01 AM 0 28.24 0.00 3.59 1.77 0.12 66.28 08:50:01 AM 1 17.95 0.00 2.06 1.67 0.10 78.22 08:50:01 AM 2 41.69 0.00 3.86 1.42 0.08 52.95 08:50:01 AM 3 27.84 0.00 2.54 1.59 0.10 67.93 Average: all 26.20 0.00 2.98 1.39 0.09 69.34 Average: 0 28.43 0.00 3.68 1.20 0.10 66.59 Average: 1 14.22 0.00 2.46 2.34 0.10 80.88 Average: 2 32.57 0.00 3.00 0.93 0.08 63.43 Average: 3 29.60 0.00 2.78 1.08 0.09 66.45