---> uname -a: Linux prd-centos8-docker-4c-4g-12793.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 11G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1020 10659 19 4083 14394 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:09:91:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.131/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86036sec preferred_lft 86036sec inet6 fe80::f816:3eff:fe09:9161/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f6:b0:14:fa 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:f6ff:feb0:14fa/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) 11/15/2025 _x86_64_ (4 CPU) 03:28:24 LINUX RESTART (4 CPU) 03:29:01 AM tps rtps wtps bread/s bwrtn/s 03:30:01 AM 180.00 4.62 175.39 288.49 9533.64 03:31:01 AM 217.19 3.22 213.98 800.13 24843.73 03:32:01 AM 1154.13 83.96 1070.18 1565.74 38703.85 03:33:01 AM 84.41 47.30 37.10 3514.03 1435.00 03:34:01 AM 34.54 6.18 28.36 2334.96 6884.19 Average: 334.06 29.05 305.00 1700.69 16280.59 03:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:01 AM 12902484 14797940 3239048 20.07 2688 2102980 1463008 8.51 158924 2689324 167632 03:31:01 AM 12056368 14502744 4085164 25.31 2688 2639720 1836300 10.68 325708 3305236 12932 03:32:01 AM 10381012 13821476 5760520 35.69 2688 3434696 1743648 10.14 417372 4442168 6768 03:33:01 AM 10989652 14610876 5151880 31.92 2688 3612256 1336372 7.77 454736 3799868 68764 03:34:01 AM 10844032 14672388 5297500 32.82 2688 3816228 1223724 7.12 705340 3700356 42968 Average: 11434710 14481085 4706822 29.16 2688 3121176 1520610 8.85 412416 3587390 59813 03:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 160.36 132.18 1772.15 29.08 0.00 0.00 0.00 0.00 03:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM lo 6.10 6.10 4.55 4.55 0.00 0.00 0.00 0.00 03:31:01 AM eth0 332.78 239.76 4822.46 34.78 0.00 0.00 0.00 0.00 03:31:01 AM docker0 3.36 3.13 4.09 0.45 0.00 0.00 0.00 0.00 03:31:01 AM vethc6ffeba 0.13 0.40 0.01 0.03 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 172.09 126.57 1725.64 18.96 0.00 0.00 0.00 0.00 03:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 82.04 63.63 682.50 7.53 0.00 0.00 0.00 0.00 03:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM eth0 214.15 144.19 1975.54 46.06 0.00 0.00 0.00 0.00 03:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.91 0.91 0.00 0.00 0.00 0.00 Average: eth0 192.29 141.27 2195.76 27.28 0.00 0.00 0.00 0.00 Average: docker0 0.67 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) 11/15/2025 _x86_64_ (4 CPU) 03:28:24 LINUX RESTART (4 CPU) 03:29:01 AM CPU %user %nice %system %iowait %steal %idle 03:30:01 AM all 25.64 0.00 2.16 0.95 0.09 71.16 03:30:01 AM 0 19.20 0.00 1.48 0.48 0.08 78.75 03:30:01 AM 1 35.06 0.00 2.96 1.49 0.10 60.39 03:30:01 AM 2 21.36 0.00 2.41 1.61 0.10 74.53 03:30:01 AM 3 26.97 0.00 1.79 0.23 0.08 70.92 03:31:01 AM all 42.82 0.08 3.19 1.62 0.10 52.17 03:31:01 AM 0 39.99 0.15 3.52 2.48 0.10 53.76 03:31:01 AM 1 45.32 0.08 3.27 1.33 0.10 49.90 03:31:01 AM 2 37.69 0.05 3.27 1.12 0.10 57.76 03:31:01 AM 3 48.30 0.05 2.70 1.56 0.12 47.27 03:32:01 AM all 25.51 0.00 10.12 11.48 0.17 52.72 03:32:01 AM 0 20.37 0.00 9.25 10.15 0.19 60.04 03:32:01 AM 1 32.89 0.00 12.56 13.03 0.17 41.34 03:32:01 AM 2 20.70 0.00 8.50 9.44 0.17 61.19 03:32:01 AM 3 28.06 0.00 10.15 13.31 0.15 48.32 03:33:01 AM all 39.02 0.00 1.65 3.54 0.11 55.68 03:33:01 AM 0 33.62 0.00 1.72 5.60 0.12 58.94 03:33:01 AM 1 50.87 0.00 1.71 7.32 0.10 40.01 03:33:01 AM 2 40.02 0.00 1.54 0.52 0.12 57.81 03:33:01 AM 3 31.58 0.00 1.64 0.72 0.10 65.96 03:34:01 AM all 33.10 0.00 1.66 2.44 0.10 62.70 03:34:01 AM 0 31.27 0.00 1.84 1.22 0.12 65.55 03:34:01 AM 1 46.85 0.00 2.32 3.69 0.10 47.04 03:34:01 AM 2 32.32 0.00 1.17 4.08 0.08 62.35 03:34:01 AM 3 21.94 0.00 1.32 0.77 0.10 75.88 Average: all 33.23 0.02 3.74 3.99 0.11 58.91 Average: 0 28.90 0.03 3.54 3.97 0.12 63.44 Average: 1 42.22 0.02 4.54 5.35 0.11 47.75 Average: 2 30.44 0.01 3.36 3.34 0.11 62.73 Average: 3 31.37 0.01 3.50 3.29 0.11 61.72