---> uname -a: Linux prd-centos8-docker-8c-8g-5297.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 994 28306 19 2589 30452 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:f6:5c:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.108/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86223sec preferred_lft 86223sec inet6 fe80::f816:3eff:fef6:5c43/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:01:51:31:44 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) 03/26/2026 _x86_64_ (8 CPU) 17:29:42 LINUX RESTART (8 CPU) 05:30:00 PM tps rtps wtps bread/s bwrtn/s 05:30:01 PM 108.04 0.89 107.14 50.00 213557.14 05:31:01 PM 219.69 25.52 194.17 6007.41 14521.82 05:32:01 PM 248.28 16.70 231.58 3299.72 14190.02 Average: 232.82 20.92 211.89 4611.23 16197.36 05:30:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 PM 30599724 31815804 2055988 6.30 2688 1557024 732472 2.24 77248 1617948 39084 05:31:01 PM 29613500 31252432 3042212 9.32 2688 1964372 1401228 4.16 138700 2480832 159204 05:32:01 PM 29004628 31191252 3651084 11.18 2688 2500356 1427472 4.24 362440 2816404 258192 Average: 29739284 31419829 2916428 8.93 2688 2007251 1187057 3.52 192796 2305061 152160 05:30:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 PM eth0 0.89 0.00 0.22 0.00 0.00 0.00 0.00 0.00 05:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 PM eth0 391.84 262.62 1704.09 75.08 0.00 0.00 0.00 0.00 05:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 PM eth0 476.19 365.64 5539.63 60.46 0.00 0.00 0.00 0.00 05:32:01 PM 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 430.00 311.22 3588.07 67.15 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) 03/26/2026 _x86_64_ (8 CPU) 17:29:42 LINUX RESTART (8 CPU) 05:30:00 PM CPU %user %nice %system %iowait %steal %idle 05:30:01 PM all 0.22 0.00 0.78 17.99 0.00 81.01 05:30:01 PM 0 0.00 0.00 0.00 0.00 0.00 100.00 05:30:01 PM 1 0.00 0.00 0.89 0.00 0.00 99.11 05:30:01 PM 2 0.00 0.00 0.89 0.00 0.00 99.11 05:30:01 PM 3 0.89 0.00 0.00 0.00 0.00 99.11 05:30:01 PM 4 0.89 0.00 0.89 0.00 0.00 98.21 05:30:01 PM 5 0.00 0.00 2.68 97.32 0.00 0.00 05:30:01 PM 6 0.00 0.00 0.00 0.00 0.00 100.00 05:30:01 PM 7 0.00 0.00 0.88 46.02 0.00 53.10 05:31:01 PM all 13.47 0.00 2.09 1.43 0.07 82.94 05:31:01 PM 0 9.95 0.00 0.99 0.45 0.08 88.53 05:31:01 PM 1 11.92 0.00 1.54 0.49 0.08 85.97 05:31:01 PM 2 23.82 0.00 3.76 1.51 0.08 70.83 05:31:01 PM 3 13.38 0.00 2.96 3.23 0.08 80.34 05:31:01 PM 4 15.64 0.00 1.40 0.99 0.07 81.91 05:31:01 PM 5 12.98 0.00 2.12 3.18 0.05 81.66 05:31:01 PM 6 12.32 0.00 2.31 1.27 0.07 84.03 05:31:01 PM 7 7.78 0.00 1.61 0.32 0.07 90.23 05:32:01 PM all 12.54 0.00 1.43 2.72 0.09 83.22 05:32:01 PM 0 16.31 0.00 1.72 3.19 0.10 78.68 05:32:01 PM 1 12.32 0.00 1.41 4.20 0.10 81.97 05:32:01 PM 2 15.75 0.00 1.61 2.48 0.10 80.06 05:32:01 PM 3 19.06 0.00 2.04 5.69 0.13 73.07 05:32:01 PM 4 10.16 0.00 1.45 2.14 0.07 86.18 05:32:01 PM 5 6.01 0.00 0.95 0.64 0.07 92.34 05:32:01 PM 6 13.30 0.00 0.87 1.24 0.07 84.53 05:32:01 PM 7 7.39 0.00 1.37 2.18 0.10 88.96 Average: all 12.89 0.00 1.75 2.22 0.08 83.06 Average: 0 13.01 0.00 1.34 1.81 0.09 83.75 Average: 1 12.01 0.00 1.47 2.32 0.09 84.11 Average: 2 19.60 0.00 2.66 1.98 0.09 75.67 Average: 3 16.08 0.00 2.48 4.42 0.11 76.91 Average: 4 12.79 0.00 1.42 1.55 0.07 84.17 Average: 5 9.41 0.00 1.55 2.79 0.06 86.19 Average: 6 12.69 0.00 1.58 1.24 0.07 84.42 Average: 7 7.51 0.00 1.48 1.67 0.08 89.25