---> uname -a: Linux prd-centos8-docker-4c-4g-240.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: 2799.996 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): 0-3 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 12G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1019 10628 19 4114 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:13:ad:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.201/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86067sec preferred_lft 86067sec inet6 fe80::f816:3eff:fe13:ad75/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:66:39:a4:d2 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::42:66ff:fe39:a4d2/64 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) 12/20/2025 _x86_64_ (4 CPU) 03:28:28 LINUX RESTART (4 CPU) 03:29:01 AM tps rtps wtps bread/s bwrtn/s 03:30:00 AM 155.98 2.24 153.75 214.84 9796.25 03:30:01 AM 350.35 2.13 348.23 28.37 3334.75 03:31:01 AM 236.95 5.43 231.52 931.29 25124.26 03:32:01 AM 1106.46 76.74 1029.72 1458.98 38989.19 03:33:01 AM 96.30 57.83 38.47 5287.57 2721.66 03:34:01 AM 210.01 4.05 205.96 712.30 8478.26 Average: 362.06 29.26 332.80 1720.12 16991.56 03:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:00 AM 13056136 14921676 3085396 19.11 2688 2074260 1419944 8.26 154304 2547084 145328 03:30:01 AM 12980632 14867200 3160900 19.58 2688 2094832 1419944 8.26 155872 2620432 165536 03:31:01 AM 11147304 13585228 4994228 30.94 2688 2631168 2830164 16.46 315940 4222384 816 03:32:01 AM 10428828 13869328 5712704 35.39 2688 3434720 1745416 10.15 416496 4402344 15484 03:33:01 AM 10673064 14478596 5468468 33.88 2688 3795808 1402216 8.16 474648 4101540 158592 03:34:01 AM 10885188 14738932 5256344 32.56 2688 3839872 1167584 6.79 706924 3662192 24604 Average: 11528525 14410160 4613007 28.58 2688 2978443 1664211 9.68 370697 3592663 85060 03:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:00 AM eth0 144.29 112.28 1556.93 25.87 0.00 0.00 0.00 0.00 03:30:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 1226.95 1019.15 14066.35 127.72 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 5.46 5.46 4.50 4.50 0.00 0.00 0.00 0.00 03:31:01 AM eth0 471.21 304.97 4791.21 40.36 0.00 0.00 0.00 0.00 03:31:01 AM docker0 3.15 3.03 4.13 0.45 0.00 0.00 0.00 0.00 03:31:01 AM veth828e105 0.12 0.37 0.01 0.03 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.48 0.48 0.03 0.03 0.00 0.00 0.00 0.00 03:32:01 AM eth0 185.62 138.97 1859.06 21.63 0.00 0.00 0.00 0.00 03:32:01 AM docker0 0.02 0.03 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 142.85 106.31 2877.72 11.43 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 118.09 79.74 227.73 44.29 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 1.19 1.19 0.91 0.91 0.00 0.00 0.00 0.00 Average: eth0 217.50 152.72 2321.31 29.19 0.00 0.00 0.00 0.00 Average: docker0 0.63 0.61 0.83 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) 12/20/2025 _x86_64_ (4 CPU) 03:28:28 LINUX RESTART (4 CPU) 03:29:01 AM CPU %user %nice %system %iowait %steal %idle 03:30:00 AM all 24.82 0.00 2.16 0.95 0.09 71.98 03:30:00 AM 0 29.88 0.00 2.29 0.72 0.09 67.03 03:30:00 AM 1 17.34 0.00 1.83 1.04 0.09 79.70 03:30:00 AM 2 21.29 0.00 1.63 1.13 0.09 75.87 03:30:00 AM 3 30.77 0.00 2.88 0.92 0.09 65.34 03:30:01 AM all 35.60 0.00 4.11 1.79 0.18 58.32 03:30:01 AM 0 40.00 0.00 3.57 0.00 0.00 56.43 03:30:01 AM 1 19.15 0.00 7.09 3.55 0.71 69.50 03:30:01 AM 2 30.43 0.00 5.80 3.62 0.00 60.14 03:30:01 AM 3 52.86 0.00 0.00 0.00 0.00 47.14 03:31:01 AM all 42.35 0.08 3.29 1.78 0.11 52.39 03:31:01 AM 0 38.03 0.03 3.77 1.38 0.12 56.67 03:31:01 AM 1 43.51 0.08 3.06 2.08 0.10 51.17 03:31:01 AM 2 41.90 0.03 2.75 2.28 0.10 52.93 03:31:01 AM 3 45.94 0.18 3.59 1.36 0.12 48.80 03:32:01 AM all 27.85 0.00 9.88 7.05 0.10 55.11 03:32:01 AM 0 18.55 0.00 9.10 8.74 0.09 63.53 03:32:01 AM 1 29.53 0.00 11.59 6.61 0.10 52.17 03:32:01 AM 2 36.82 0.00 10.93 7.67 0.12 44.46 03:32:01 AM 3 26.53 0.00 7.93 5.19 0.10 60.25 03:33:01 AM all 44.54 0.00 1.81 0.68 0.10 52.87 03:33:01 AM 0 34.87 0.00 1.54 0.64 0.10 62.85 03:33:01 AM 1 62.22 0.00 2.06 0.72 0.10 34.90 03:33:01 AM 2 37.45 0.00 2.13 0.92 0.10 59.40 03:33:01 AM 3 43.60 0.00 1.52 0.43 0.10 54.35 03:34:01 AM all 36.07 0.00 2.16 0.65 0.09 61.04 03:34:01 AM 0 58.66 0.00 3.71 2.27 0.12 35.24 03:34:01 AM 1 30.22 0.00 1.92 0.15 0.08 67.63 03:34:01 AM 2 25.79 0.00 1.59 0.03 0.07 72.52 03:34:01 AM 3 29.61 0.00 1.42 0.15 0.08 68.73 Average: all 35.19 0.02 3.85 2.21 0.10 58.63 Average: 0 36.11 0.01 4.07 2.72 0.10 56.99 Average: 1 36.59 0.02 4.08 2.11 0.10 57.10 Average: 2 32.67 0.01 3.80 2.40 0.09 61.03 Average: 3 35.40 0.04 3.45 1.60 0.10 59.42