---> uname -a: Linux prd-centos8-docker-4c-4g-542.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: 2799.998 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): 0-3 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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 796 11715 19 3251 14618 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:60:dd:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.143/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85924sec preferred_lft 85924sec inet6 fe80::f816:3eff:fe60:dd1d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:69:5a:0c:c8 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::42:69ff:fe5a:cc8/64 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) 09/27/2025 _x86_64_ (4 CPU) 08:02:29 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 260.33 20.11 240.22 3864.31 8958.15 08:05:02 AM 211.64 7.16 204.48 1025.55 12461.83 08:06:01 AM 30.55 0.05 30.50 1.08 7522.42 08:07:01 AM 3.75 1.05 2.70 85.45 289.34 08:08:01 AM 71.69 2.48 69.21 564.88 18105.13 08:09:01 AM 10.71 1.22 9.49 1590.14 812.77 08:10:01 AM 22.33 0.45 21.88 63.85 6077.56 Average: 87.43 4.66 82.77 1030.39 7747.46 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 13043096 15004252 3098436 19.20 2688 2169988 1224252 7.12 158272 2564016 219080 08:05:02 AM 11605644 13912000 4535888 28.10 2688 2507868 2097556 12.20 248464 3867324 213864 08:06:01 AM 10952088 13261712 5189444 32.15 2688 2510980 2598244 15.11 258484 4508872 1104 08:07:01 AM 10107480 12428456 6034052 37.38 2688 2521876 3434372 19.98 268456 5337552 2160 08:08:01 AM 9413136 12159140 6728396 41.68 2688 2936680 3938228 22.91 402220 5852452 104 08:09:01 AM 11396032 14332076 4745500 29.40 2688 3125956 1718888 10.00 449192 3833860 125232 08:10:01 AM 12015336 14987512 4126196 25.56 2688 3158152 1165196 6.78 643952 3012612 33888 Average: 11218973 13726450 4922559 30.50 2688 2704500 2310962 13.44 347006 4139527 85062 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 143.09 98.03 1485.92 36.04 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 08:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:02 AM eth0 344.28 265.23 4664.39 36.91 0.00 0.00 0.00 0.00 08:05:02 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 188.99 120.94 61.57 69.40 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 6.27 6.27 0.78 0.78 0.00 0.00 0.00 0.00 08:07:01 AM eth0 162.47 104.40 63.40 66.63 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 11.96 11.96 26.74 26.74 0.00 0.00 0.00 0.00 08:08:01 AM eth0 268.19 132.54 2836.56 15.45 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.15 0.25 0.01 0.02 0.00 0.00 0.00 0.00 08:08:01 AM vetha1466d7 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 08:08:01 AM br-e7fb1cd299ca 5.90 5.63 25.64 0.94 0.00 0.00 0.00 0.00 08:09:01 AM lo 1.25 1.25 0.09 0.09 0.00 0.00 0.00 0.00 08:09:01 AM eth0 165.82 106.33 2185.96 11.18 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 85.85 73.64 219.41 107.38 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 2.79 2.79 3.95 3.95 0.00 0.00 0.00 0.00 Average: eth0 194.12 128.76 1649.37 48.95 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 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) 09/27/2025 _x86_64_ (4 CPU) 08:02:29 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 23.45 0.00 2.33 1.51 0.09 72.63 08:04:01 AM 0 10.76 0.00 1.92 2.59 0.10 84.63 08:04:01 AM 1 13.75 0.00 1.76 1.02 0.08 83.38 08:04:01 AM 2 34.24 0.00 2.39 0.92 0.08 62.37 08:04:01 AM 3 35.04 0.00 3.25 1.49 0.08 60.14 08:05:02 AM all 57.57 0.00 2.29 1.53 0.12 38.49 08:05:02 AM 0 51.38 0.00 3.19 3.18 0.12 42.13 08:05:02 AM 1 60.99 0.00 1.93 1.51 0.10 35.47 08:05:02 AM 2 59.24 0.00 2.36 1.04 0.12 37.25 08:05:02 AM 3 58.68 0.00 1.69 0.40 0.13 39.10 08:06:01 AM all 27.97 0.00 1.31 0.61 0.08 70.03 08:06:01 AM 0 28.95 0.00 1.27 0.10 0.08 69.59 08:06:01 AM 1 26.48 0.00 1.34 0.32 0.10 71.76 08:06:01 AM 2 31.65 0.00 1.29 0.19 0.07 66.80 08:06:01 AM 3 24.81 0.00 1.33 1.84 0.07 71.96 08:07:01 AM all 32.40 0.00 1.47 0.02 0.10 66.02 08:07:01 AM 0 26.46 0.00 1.07 0.02 0.10 72.35 08:07:01 AM 1 20.06 0.00 1.98 0.00 0.10 77.86 08:07:01 AM 2 57.40 0.00 1.67 0.03 0.10 40.80 08:07:01 AM 3 25.61 0.00 1.15 0.02 0.08 73.13 08:08:01 AM all 33.36 0.00 3.56 1.42 0.12 61.55 08:08:01 AM 0 27.84 0.00 3.37 1.16 0.12 67.51 08:08:01 AM 1 27.87 0.00 3.05 0.66 0.10 68.32 08:08:01 AM 2 43.38 0.00 3.51 3.01 0.13 49.96 08:08:01 AM 3 34.32 0.00 4.30 0.86 0.12 60.41 08:09:01 AM all 34.39 0.00 1.13 0.09 0.10 64.29 08:09:01 AM 0 31.81 0.00 1.07 0.32 0.10 66.71 08:09:01 AM 1 38.80 0.00 1.09 0.03 0.10 59.98 08:09:01 AM 2 32.30 0.00 1.24 0.02 0.10 66.35 08:09:01 AM 3 34.65 0.00 1.14 0.00 0.08 64.13 08:10:01 AM all 53.05 0.00 1.77 0.18 0.10 44.89 08:10:01 AM 0 20.69 0.00 1.92 0.58 0.13 76.67 08:10:01 AM 1 62.46 0.00 3.21 0.03 0.12 34.18 08:10:01 AM 2 63.13 0.00 1.19 0.03 0.08 35.56 08:10:01 AM 3 65.95 0.00 0.77 0.07 0.08 33.13 Average: all 37.48 0.00 1.98 0.77 0.10 59.67 Average: 0 28.26 0.00 1.97 1.14 0.11 68.52 Average: 1 35.81 0.00 2.05 0.51 0.10 61.53 Average: 2 45.94 0.00 1.95 0.75 0.10 51.27 Average: 3 39.91 0.00 1.95 0.66 0.09 57.39