---> uname -a: Linux prd-centos8-docker-8c-8g-125.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: 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): 0-7 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 1060 26522 19 4307 30364 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:83:60:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.43/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85941sec preferred_lft 85941sec inet6 fe80::f816:3eff:fe83:6049/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2d:81:a0:3f 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::42:2dff:fe81:a03f/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) 12/15/2025 _x86_64_ (8 CPU) 07:31:00 LINUX RESTART (8 CPU) 07:32:01 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 252.98 16.57 236.41 3277.55 12531.08 07:34:01 AM 65.00 1.85 63.15 798.93 9771.24 07:35:01 AM 105.93 14.51 91.42 1204.40 29374.01 07:36:01 AM 204.85 2.47 202.38 4490.50 22454.60 07:37:01 AM 11.66 0.07 11.60 50.12 542.66 07:38:01 AM 19.38 0.65 18.73 37.59 1406.70 Average: 109.98 6.02 103.96 1643.32 12680.38 07:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 27991532 30124524 4664180 14.28 2688 2446800 2447044 7.26 172124 4010144 269404 07:34:01 AM 27982444 30200732 4673268 14.31 2688 2530360 2702400 8.02 234252 3950540 58756 07:35:01 AM 26136120 29190660 6519592 19.96 2688 3349444 5297420 15.72 457160 5500316 1640 07:36:01 AM 25704636 29515808 6951076 21.29 2688 4103220 2827200 8.39 727956 5657120 8168 07:37:01 AM 25647004 29461900 7008708 21.46 2688 4106548 2854988 8.47 732764 5711960 20 07:38:01 AM 27227692 31160592 5428020 16.62 2688 4222772 1449912 4.30 877464 3987036 101460 Average: 26781571 29942369 5874141 17.99 2688 3459857 2929827 8.69 533620 4802853 73241 07:32:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 462.89 354.05 5130.77 64.74 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 252.02 207.71 1036.26 49.89 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 10.20 10.20 1.11 1.11 0.00 0.00 0.00 0.00 07:35:01 AM eth0 1342.87 363.78 6461.64 40.40 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.90 5.03 0.54 0.59 0.00 0.00 0.00 0.00 07:35:01 AM veth0a12b12 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:36:01 AM lo 2.62 2.62 0.24 0.24 0.00 0.00 0.00 0.00 07:36:01 AM eth0 136.94 113.36 1456.78 23.79 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.85 0.92 0.11 0.10 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 99.52 76.80 96.27 23.19 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM eth0 207.75 187.39 328.30 1278.05 0.00 0.00 0.00 0.00 07:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.22 0.22 0.00 0.00 0.00 0.00 Average: eth0 417.01 217.19 2418.55 246.67 0.00 0.00 0.00 0.00 Average: docker0 0.79 0.99 0.11 0.12 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) 12/15/2025 _x86_64_ (8 CPU) 07:31:00 LINUX RESTART (8 CPU) 07:32:01 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 14.75 0.00 1.12 0.90 0.07 83.17 07:33:01 AM 0 15.21 0.00 0.67 0.37 0.08 83.67 07:33:01 AM 1 19.31 0.00 1.64 1.59 0.07 77.40 07:33:01 AM 2 6.59 0.00 1.24 1.54 0.08 90.55 07:33:01 AM 3 27.44 0.00 1.52 1.34 0.07 69.63 07:33:01 AM 4 14.17 0.00 1.34 1.09 0.07 83.34 07:33:01 AM 5 14.98 0.00 0.92 0.28 0.05 83.76 07:33:01 AM 6 10.75 0.00 0.72 0.25 0.05 88.23 07:33:01 AM 7 9.49 0.00 0.92 0.74 0.07 88.79 07:34:01 AM all 21.44 0.00 0.64 0.36 0.06 77.49 07:34:01 AM 0 20.11 0.00 0.48 0.20 0.08 79.12 07:34:01 AM 1 35.02 0.00 0.30 0.28 0.07 64.33 07:34:01 AM 2 25.31 0.00 0.42 0.30 0.05 73.92 07:34:01 AM 3 24.81 0.00 1.07 0.05 0.07 74.00 07:34:01 AM 4 26.66 0.00 0.68 0.33 0.05 72.27 07:34:01 AM 5 11.09 0.00 0.68 1.37 0.07 86.79 07:34:01 AM 6 14.99 0.00 1.14 0.13 0.05 83.69 07:34:01 AM 7 13.51 0.00 0.37 0.22 0.07 85.84 07:35:01 AM all 22.93 0.25 2.90 1.20 0.10 72.62 07:35:01 AM 0 26.51 0.00 2.15 2.39 0.12 68.84 07:35:01 AM 1 30.83 1.81 3.61 1.92 0.10 61.73 07:35:01 AM 2 25.18 0.08 3.72 1.70 0.10 69.21 07:35:01 AM 3 19.90 0.03 3.44 0.57 0.12 75.94 07:35:01 AM 4 22.37 0.02 2.49 1.41 0.08 73.63 07:35:01 AM 5 16.25 0.08 2.79 1.31 0.08 79.48 07:35:01 AM 6 15.16 0.00 2.68 0.22 0.12 81.82 07:35:01 AM 7 27.23 0.00 2.29 0.10 0.10 70.28 07:36:01 AM all 13.87 0.04 1.07 0.97 0.05 83.99 07:36:01 AM 0 12.74 0.00 0.94 0.13 0.05 86.14 07:36:01 AM 1 7.02 0.00 1.12 2.96 0.07 88.84 07:36:01 AM 2 5.55 0.00 1.44 1.19 0.05 91.78 07:36:01 AM 3 49.11 0.00 1.27 0.10 0.05 49.47 07:36:01 AM 4 5.48 0.28 0.70 0.20 0.03 93.30 07:36:01 AM 5 16.00 0.00 0.60 0.07 0.05 83.28 07:36:01 AM 6 5.75 0.00 1.24 2.01 0.05 90.95 07:36:01 AM 7 9.32 0.00 1.29 1.14 0.07 88.19 07:37:01 AM all 11.04 0.00 0.32 0.04 0.05 88.54 07:37:01 AM 0 46.03 0.00 0.90 0.07 0.10 52.90 07:37:01 AM 1 1.79 0.00 0.15 0.15 0.05 97.86 07:37:01 AM 2 4.84 0.00 0.52 0.00 0.05 94.59 07:37:01 AM 3 16.39 0.00 0.23 0.07 0.07 83.25 07:37:01 AM 4 5.07 0.00 0.20 0.02 0.05 94.66 07:37:01 AM 5 7.20 0.00 0.10 0.05 0.03 92.62 07:37:01 AM 6 1.83 0.00 0.13 0.00 0.07 97.97 07:37:01 AM 7 5.24 0.00 0.32 0.00 0.02 94.43 07:38:01 AM all 9.37 0.00 0.92 0.10 0.04 89.57 07:38:01 AM 0 6.04 0.00 0.70 0.02 0.05 93.19 07:38:01 AM 1 6.60 0.00 1.12 0.18 0.05 92.05 07:38:01 AM 2 4.78 0.00 0.65 0.35 0.05 94.16 07:38:01 AM 3 31.87 0.00 1.72 0.15 0.07 66.19 07:38:01 AM 4 3.74 0.00 0.55 0.00 0.03 95.67 07:38:01 AM 5 13.88 0.00 0.80 0.02 0.03 85.27 07:38:01 AM 6 3.36 0.00 0.90 0.07 0.03 95.64 07:38:01 AM 7 4.65 0.00 0.89 0.03 0.02 94.42 Average: all 15.56 0.05 1.16 0.60 0.06 82.58 Average: 0 21.10 0.00 0.97 0.53 0.08 77.32 Average: 1 16.74 0.30 1.32 1.18 0.07 80.40 Average: 2 12.03 0.01 1.33 0.84 0.06 85.72 Average: 3 28.26 0.01 1.54 0.38 0.07 69.74 Average: 4 12.90 0.05 0.99 0.51 0.05 85.49 Average: 5 13.23 0.01 0.98 0.52 0.05 85.21 Average: 6 8.63 0.00 1.13 0.45 0.06 89.73 Average: 7 11.55 0.00 1.01 0.37 0.06 87.01