---> uname -a: Linux prd-centos8-docker-4c-4g-47437.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 1459 11173 19 3129 13956 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:38:d2:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.52/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85915sec preferred_lft 85915sec inet6 fe80::f816:3eff:fe38:d20a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:12:42:16:b9 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::42:12ff:fe42:16b9/64 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) 09/20/2025 _x86_64_ (4 CPU) 00:32:20 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 210.45 18.31 192.14 3132.56 9950.27 12:35:01 AM 152.67 3.25 149.42 779.21 12295.85 12:36:01 AM 25.13 0.00 25.13 0.00 6294.92 12:37:01 AM 4.03 2.90 1.13 252.36 230.31 12:38:02 AM 73.79 0.65 73.14 428.12 18303.65 12:39:01 AM 28.85 2.66 26.19 74.82 1238.05 12:40:00 AM 21.57 0.45 21.11 64.36 1194.81 Average: 73.95 4.04 69.91 678.08 7093.41 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12742576 14813800 3398948 21.06 2688 2277616 1343796 7.82 170764 2833804 239384 12:35:01 AM 10859496 13219852 5282028 32.72 2688 2561436 3489372 20.30 257660 4597352 177404 12:36:01 AM 9977924 12343976 6163600 38.18 2688 2566952 3548572 20.64 266196 5468140 1792 12:37:01 AM 9252104 11632704 6889420 42.68 2688 2581148 4254420 24.75 270088 6186736 2204 12:38:02 AM 8624720 11424740 7516804 46.57 2688 2990256 4783040 27.82 408264 6629672 100 12:39:01 AM 11543540 14389560 4597984 28.49 2688 3035656 1667068 9.70 460112 3674652 21560 12:40:00 AM 11389440 14239472 4752084 29.44 2688 3039380 1813116 10.55 658660 3628996 24992 Average: 10627114 13152015 5514410 34.16 2688 2721778 2985626 17.37 355963 4717050 66777 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 233.99 180.51 2957.51 34.59 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 273.93 203.33 3942.37 27.03 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 226.53 143.53 72.12 80.68 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 236.19 157.24 70.30 66.00 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:02 AM lo 20.36 20.36 27.67 27.67 0.00 0.00 0.00 0.00 12:38:02 AM eth0 236.07 141.15 2829.05 11.66 0.00 0.00 0.00 0.00 12:38:02 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 12:38:02 AM vethb474a67 0.12 0.37 0.01 0.03 0.00 0.00 0.00 0.00 12:38:02 AM br-b2715ca4b6e8 5.78 5.83 25.62 0.95 0.00 0.00 0.00 0.00 12:39:01 AM lo 1.32 1.32 0.09 0.09 0.00 0.00 0.00 0.00 12:39:01 AM eth0 460.12 212.15 721.72 133.01 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.08 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:40:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 AM eth0 65.37 36.31 23.76 157.33 0.00 0.00 0.00 0.00 12:40:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.11 3.11 3.98 3.98 0.00 0.00 0.00 0.00 Average: eth0 247.16 153.45 1520.37 72.66 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) 09/20/2025 _x86_64_ (4 CPU) 00:32:20 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 26.80 0.00 2.23 1.24 0.10 69.63 12:34:01 AM 0 12.51 0.00 1.29 0.67 0.10 85.43 12:34:01 AM 1 21.25 0.00 2.61 2.42 0.10 73.61 12:34:01 AM 2 35.50 0.00 2.58 0.84 0.10 60.98 12:34:01 AM 3 37.94 0.00 2.46 1.04 0.08 58.48 12:35:01 AM all 60.37 0.00 1.90 0.78 0.10 36.85 12:35:01 AM 0 65.51 0.00 2.47 0.62 0.10 31.29 12:35:01 AM 1 65.56 0.00 1.44 0.42 0.10 32.49 12:35:01 AM 2 59.77 0.00 2.11 1.22 0.10 36.80 12:35:01 AM 3 50.63 0.00 1.57 0.85 0.12 46.83 12:36:01 AM all 32.00 0.00 1.42 3.92 0.10 62.57 12:36:01 AM 0 30.19 0.00 1.89 3.75 0.10 64.07 12:36:01 AM 1 31.00 0.00 1.36 3.58 0.10 63.96 12:36:01 AM 2 36.23 0.00 1.09 4.91 0.10 57.68 12:36:01 AM 3 30.58 0.00 1.34 3.43 0.08 64.56 12:37:01 AM all 27.46 0.00 1.19 0.09 0.08 71.18 12:37:01 AM 0 17.42 0.00 1.10 0.00 0.08 81.40 12:37:01 AM 1 21.73 0.00 0.94 0.00 0.07 77.27 12:37:01 AM 2 42.38 0.00 1.47 0.02 0.08 56.05 12:37:01 AM 3 28.32 0.00 1.27 0.33 0.07 70.01 12:38:02 AM all 27.00 0.00 3.55 2.24 0.11 67.10 12:38:02 AM 0 22.49 0.00 2.59 1.38 0.10 73.44 12:38:02 AM 1 26.83 0.00 5.17 2.44 0.10 65.47 12:38:02 AM 2 34.67 0.00 3.02 3.27 0.10 58.93 12:38:02 AM 3 24.04 0.00 3.40 1.89 0.12 70.55 12:39:01 AM all 35.16 0.00 1.47 0.11 0.09 63.17 12:39:01 AM 0 35.12 0.00 1.49 0.19 0.09 63.12 12:39:01 AM 1 39.65 0.00 1.84 0.07 0.10 58.34 12:39:01 AM 2 23.15 0.00 1.69 0.10 0.10 74.96 12:39:01 AM 3 42.70 0.00 0.87 0.07 0.08 56.28 12:40:00 AM all 15.36 0.00 0.83 1.63 0.05 82.13 12:40:00 AM 0 14.77 0.00 0.74 0.73 0.07 83.69 12:40:00 AM 1 15.42 0.00 0.76 0.03 0.05 83.74 12:40:00 AM 2 17.92 0.00 1.09 2.68 0.07 78.25 12:40:00 AM 3 13.34 0.00 0.72 3.08 0.03 82.83 Average: all 32.03 0.00 1.80 1.43 0.09 64.65 Average: 0 28.29 0.00 1.65 1.05 0.09 68.92 Average: 1 31.63 0.00 2.01 1.28 0.09 64.98 Average: 2 35.71 0.00 1.86 1.86 0.09 60.47 Average: 3 32.51 0.00 1.66 1.53 0.08 64.22