---> uname -a: Linux prd-centos8-docker-4c-4g-14454.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: 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): 0-3 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 816 11657 19 3289 14597 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:8c:f4:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.26/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85908sec preferred_lft 85908sec inet6 fe80::f816:3eff:fe8c:f4fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c3:f0:7d:b0 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:c3ff:fef0:7db0/64 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) 11/22/2025 _x86_64_ (4 CPU) 08:02:22 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 201.35 18.51 182.84 3306.21 9877.74 08:05:01 AM 144.63 3.15 141.48 766.81 10365.77 08:06:01 AM 26.26 0.05 26.21 1.07 6227.91 08:07:01 AM 5.80 2.93 2.87 227.03 299.42 08:08:01 AM 73.89 0.63 73.26 413.46 18338.69 08:09:01 AM 17.99 1.22 16.78 1590.67 5925.02 08:10:01 AM 140.75 0.07 140.68 9.73 3405.35 Average: 87.24 3.79 83.45 902.19 7777.19 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 12865512 14889840 3276020 20.30 2688 2230708 1264704 7.36 166200 2718060 182560 08:05:01 AM 11358228 13669856 4783304 29.63 2688 2512840 2291508 13.33 259124 4100596 177452 08:06:01 AM 10930208 13246132 5211324 32.29 2688 2516948 3293120 19.16 259372 4527516 2140 08:07:01 AM 9946564 12277156 6194968 38.38 2688 2531112 3517468 20.46 271532 5491784 2020 08:08:01 AM 9349368 12099812 6792164 42.08 2688 2940872 3995120 23.24 402648 5914268 96 08:09:01 AM 11250340 14220588 4891192 30.30 2688 3159692 1860956 10.83 453716 3973000 7048 08:10:01 AM 11904348 14906840 4237184 26.25 2688 3188276 1237444 7.20 649572 3115760 18456 Average: 11086367 13615746 5055165 31.32 2688 2725778 2494331 14.51 351738 4262998 55682 08:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 AM eth0 188.97 154.96 2016.21 32.03 0.00 0.00 0.00 0.00 08:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 269.57 197.78 3937.99 31.22 0.00 0.00 0.00 0.00 08:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 200.68 139.20 64.76 73.86 0.00 0.00 0.00 0.00 08:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM lo 7.08 7.08 0.85 0.85 0.00 0.00 0.00 0.00 08:07:01 AM eth0 110.46 70.02 35.41 44.18 0.00 0.00 0.00 0.00 08:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM lo 11.98 11.98 26.86 26.86 0.00 0.00 0.00 0.00 08:08:01 AM eth0 230.29 140.55 2830.81 12.28 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 08:08:01 AM veth6387c5e 0.12 0.37 0.01 0.03 0.00 0.00 0.00 0.00 08:08:01 AM br-3479e4eac2af 5.60 5.63 25.61 0.94 0.00 0.00 0.00 0.00 08:09:01 AM lo 1.07 1.07 0.07 0.07 0.00 0.00 0.00 0.00 08:09:01 AM eth0 158.31 104.92 2606.57 10.55 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.07 0.08 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 126.15 94.60 219.12 131.47 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.88 2.88 3.97 3.97 0.00 0.00 0.00 0.00 Average: eth0 183.49 128.86 1672.94 47.94 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.04 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) 11/22/2025 _x86_64_ (4 CPU) 08:02:22 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 26.35 0.00 2.35 1.44 0.12 69.74 08:04:01 AM 0 23.44 0.00 1.87 1.44 0.12 73.14 08:04:01 AM 1 18.07 0.00 1.57 1.24 0.10 79.02 08:04:01 AM 2 20.90 0.00 2.34 1.04 0.12 75.60 08:04:01 AM 3 42.97 0.00 3.63 2.04 0.13 51.23 08:05:01 AM all 63.10 0.00 2.10 0.89 0.13 33.77 08:05:01 AM 0 69.79 0.00 1.91 1.40 0.12 26.78 08:05:01 AM 1 56.81 0.00 1.64 0.28 0.13 41.13 08:05:01 AM 2 68.85 0.00 2.27 1.10 0.13 27.64 08:05:01 AM 3 56.97 0.00 2.58 0.79 0.13 39.54 08:06:01 AM all 22.07 0.00 1.29 0.26 0.07 76.32 08:06:01 AM 0 20.28 0.00 1.22 0.10 0.08 78.32 08:06:01 AM 1 26.94 0.00 0.95 0.05 0.07 71.99 08:06:01 AM 2 24.96 0.00 1.35 0.52 0.07 73.10 08:06:01 AM 3 16.08 0.00 1.62 0.37 0.07 81.86 08:07:01 AM all 36.25 0.00 1.41 0.33 0.09 61.92 08:07:01 AM 0 28.91 0.00 0.85 0.53 0.10 69.61 08:07:01 AM 1 25.62 0.00 1.50 0.05 0.07 72.76 08:07:01 AM 2 36.25 0.00 1.59 0.30 0.08 61.78 08:07:01 AM 3 54.20 0.00 1.70 0.43 0.10 43.57 08:08:01 AM all 27.89 0.00 3.36 1.87 0.09 66.79 08:08:01 AM 0 22.14 0.00 2.56 1.66 0.08 73.56 08:08:01 AM 1 22.81 0.00 4.12 3.93 0.08 69.05 08:08:01 AM 2 34.88 0.00 2.76 1.01 0.10 61.25 08:08:01 AM 3 31.71 0.00 4.01 0.87 0.08 63.32 08:09:01 AM all 42.22 0.00 1.22 0.32 0.10 56.13 08:09:01 AM 0 46.54 0.00 0.94 0.03 0.08 52.40 08:09:01 AM 1 43.76 0.00 0.94 0.07 0.10 55.13 08:09:01 AM 2 43.19 0.00 1.59 0.07 0.10 55.05 08:09:01 AM 3 35.40 0.00 1.44 1.12 0.10 61.94 08:10:01 AM all 58.37 0.00 1.82 0.56 0.11 39.15 08:10:01 AM 0 39.51 0.00 2.20 0.18 0.10 58.00 08:10:01 AM 1 66.02 0.00 0.47 0.00 0.10 33.42 08:10:01 AM 2 66.20 0.00 3.54 1.74 0.12 28.40 08:10:01 AM 3 61.75 0.00 1.07 0.30 0.12 36.77 Average: all 39.47 0.00 1.93 0.81 0.10 57.68 Average: 0 35.81 0.00 1.65 0.76 0.10 61.68 Average: 1 37.17 0.00 1.60 0.80 0.09 60.34 Average: 2 42.19 0.00 2.21 0.82 0.10 54.68 Average: 3 42.74 0.00 2.29 0.85 0.11 54.02