---> uname -a: Linux prd-centos8-docker-8c-8g-14688.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 992 27517 19 3379 30448 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:52:c4:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.93/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:fe52:c4a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cf:25:07:0a 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) 11/23/2025 _x86_64_ (8 CPU) 03:55:21 LINUX RESTART (8 CPU) 03:56:01 AM tps rtps wtps bread/s bwrtn/s 03:57:01 AM 204.70 14.40 190.30 3095.10 11166.43 03:58:01 AM 254.56 5.30 249.26 871.32 14154.06 Average: 229.63 9.85 219.78 1983.30 12660.12 03:56:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:57:01 AM 28989748 30882592 3665964 11.23 2688 2208964 1806216 5.36 160676 3039056 140476 03:58:01 AM 28228332 31225796 4427380 13.56 2688 3304984 1408040 4.18 728164 3203580 880332 Average: 28609040 31054194 4046672 12.39 2688 2756974 1607128 4.77 444420 3121318 510404 03:56:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 AM eth0 180.87 157.68 1802.92 47.47 0.00 0.00 0.00 0.00 03:57:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM eth0 506.87 479.10 4180.48 3811.75 0.00 0.00 0.00 0.00 03:58:01 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 343.86 318.38 2991.60 1929.46 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) 11/23/2025 _x86_64_ (8 CPU) 03:55:21 LINUX RESTART (8 CPU) 03:56:01 AM CPU %user %nice %system %iowait %steal %idle 03:57:01 AM all 11.96 0.00 1.14 0.66 0.06 86.18 03:57:01 AM 0 10.37 0.00 1.44 0.75 0.07 87.38 03:57:01 AM 1 17.82 0.00 1.30 0.92 0.05 79.91 03:57:01 AM 2 13.79 0.00 1.34 0.60 0.08 84.19 03:57:01 AM 3 10.99 0.00 1.04 1.20 0.05 86.72 03:57:01 AM 4 7.79 0.00 1.14 0.84 0.05 90.19 03:57:01 AM 5 4.37 0.00 0.69 0.30 0.05 94.60 03:57:01 AM 6 24.49 0.00 1.85 0.58 0.07 73.00 03:57:01 AM 7 6.03 0.00 0.33 0.07 0.07 93.50 03:58:01 AM all 15.87 0.00 1.57 1.41 0.07 81.09 03:58:01 AM 0 8.13 0.00 1.52 0.38 0.07 89.89 03:58:01 AM 1 24.90 0.00 1.57 3.10 0.07 70.37 03:58:01 AM 2 12.00 0.00 1.93 2.63 0.07 83.38 03:58:01 AM 3 12.39 0.00 1.32 1.61 0.07 84.62 03:58:01 AM 4 20.84 0.00 1.20 1.00 0.07 76.89 03:58:01 AM 5 12.04 0.00 2.09 0.75 0.07 85.05 03:58:01 AM 6 19.19 0.00 1.59 0.85 0.07 78.31 03:58:01 AM 7 17.44 0.00 1.30 0.97 0.07 80.22 Average: all 13.91 0.00 1.35 1.03 0.06 83.64 Average: 0 9.25 0.00 1.48 0.57 0.07 88.63 Average: 1 21.35 0.00 1.44 2.01 0.06 75.15 Average: 2 12.89 0.00 1.63 1.61 0.08 83.79 Average: 3 11.69 0.00 1.18 1.40 0.06 85.67 Average: 4 14.32 0.00 1.17 0.92 0.06 83.54 Average: 5 8.20 0.00 1.39 0.53 0.06 89.83 Average: 6 21.84 0.00 1.72 0.72 0.07 75.65 Average: 7 11.73 0.00 0.82 0.52 0.07 86.86