---> uname -a: Linux prd-centos8-docker-8c-8g-2922.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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1059 27080 19 3750 30367 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:20:a5:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.171/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe20:a5c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:18:bc:e3:19 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::42:18ff:febc:e319/64 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) 04/02/2026 _x86_64_ (8 CPU) 03:37:49 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:02 AM 366.95 85.77 281.18 11184.17 43525.95 03:40:01 AM 491.12 15.22 475.91 3285.80 16402.32 03:41:01 AM 189.72 4.45 185.27 1158.95 10564.45 03:42:01 AM 223.69 2.93 220.76 446.92 43034.61 Average: 317.15 27.14 290.00 4022.33 28432.57 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:02 AM 29640116 31285032 3015596 9.23 2688 1969324 1413124 4.19 137452 2454176 168132 03:40:01 AM 28605332 30695156 4050380 12.40 2688 2401444 1861560 5.52 209912 3354612 169208 03:41:01 AM 27748400 30135692 4907312 15.03 2688 2693176 2221760 6.59 396956 3997536 152576 03:42:01 AM 27652924 31028944 5002788 15.32 2688 3669148 1574020 4.67 661616 3786116 154744 Average: 28411693 30786206 4244019 13.00 2688 2683273 1767616 5.24 351484 3398110 161165 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:02 AM eth0 405.38 260.92 1736.77 64.16 0.00 0.00 0.00 0.00 03:39:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 417.38 347.92 3850.37 70.69 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 301.15 244.75 4023.34 32.96 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 590.90 483.41 6848.43 1365.76 0.00 0.00 0.00 0.00 03:42:01 AM docker0 21.13 27.36 1.15 308.95 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 428.75 334.19 4115.73 384.69 0.00 0.00 0.00 0.00 Average: docker0 5.30 6.87 0.29 77.56 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) 04/02/2026 _x86_64_ (8 CPU) 03:37:49 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:02 AM all 13.97 0.00 2.98 1.28 0.06 81.71 03:39:02 AM 0 9.93 0.00 2.14 0.12 0.07 87.75 03:39:02 AM 1 26.76 0.00 4.24 2.43 0.08 66.49 03:39:02 AM 2 9.56 0.00 1.94 0.18 0.05 88.26 03:39:02 AM 3 15.25 0.00 3.39 0.59 0.07 80.71 03:39:02 AM 4 9.92 0.00 4.01 3.47 0.07 82.53 03:39:02 AM 5 13.48 0.00 2.14 0.23 0.05 84.10 03:39:02 AM 6 7.85 0.00 2.41 0.77 0.03 88.94 03:39:02 AM 7 19.02 0.00 3.61 2.47 0.05 74.85 03:40:01 AM all 17.64 0.00 1.68 1.23 0.08 79.37 03:40:01 AM 0 10.46 0.00 2.10 3.15 0.07 84.22 03:40:01 AM 1 13.21 0.00 2.11 1.74 0.07 82.87 03:40:01 AM 2 17.41 0.00 1.45 0.87 0.09 80.19 03:40:01 AM 3 23.05 0.00 1.41 0.65 0.07 74.82 03:40:01 AM 4 20.32 0.00 1.34 0.90 0.07 77.36 03:40:01 AM 5 12.12 0.00 1.09 0.53 0.09 86.18 03:40:01 AM 6 26.98 0.00 1.70 0.29 0.08 70.95 03:40:01 AM 7 17.56 0.00 2.21 1.72 0.09 78.42 03:41:01 AM all 23.04 0.00 1.32 0.48 0.07 75.09 03:41:01 AM 0 26.83 0.00 0.64 0.12 0.08 72.33 03:41:01 AM 1 22.46 0.00 1.31 0.44 0.07 75.73 03:41:01 AM 2 28.00 0.00 1.35 0.58 0.07 70.00 03:41:01 AM 3 15.60 0.00 1.16 0.23 0.07 82.94 03:41:01 AM 4 38.35 0.00 2.43 0.72 0.07 58.43 03:41:01 AM 5 17.82 0.00 0.96 0.62 0.07 80.53 03:41:01 AM 6 18.73 0.00 1.46 0.57 0.07 79.17 03:41:01 AM 7 16.45 0.00 1.29 0.59 0.07 81.60 03:42:01 AM all 17.29 0.00 3.38 0.76 0.08 78.49 03:42:01 AM 0 19.89 0.00 2.48 0.28 0.10 77.25 03:42:01 AM 1 20.54 0.00 4.03 0.77 0.08 74.58 03:42:01 AM 2 9.55 0.00 3.13 1.03 0.08 86.22 03:42:01 AM 3 12.70 0.00 3.26 0.44 0.07 83.53 03:42:01 AM 4 23.44 0.00 4.59 0.99 0.08 70.89 03:42:01 AM 5 16.39 0.00 3.72 2.04 0.07 77.78 03:42:01 AM 6 13.26 0.00 2.57 0.17 0.08 83.93 03:42:01 AM 7 22.52 0.00 3.29 0.39 0.07 73.73 Average: all 17.99 0.00 2.34 0.94 0.07 78.66 Average: 0 16.80 0.00 1.84 0.91 0.08 80.37 Average: 1 20.77 0.00 2.92 1.34 0.08 74.88 Average: 2 16.13 0.00 1.97 0.66 0.07 81.16 Average: 3 16.63 0.00 2.31 0.48 0.07 80.52 Average: 4 23.03 0.00 3.10 1.52 0.07 72.28 Average: 5 14.96 0.00 1.98 0.85 0.07 82.14 Average: 6 16.67 0.00 2.04 0.45 0.07 80.78 Average: 7 18.89 0.00 2.60 1.29 0.07 77.15