---> uname -a: Linux prd-centos8-docker-4c-4g-3364.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1034 10810 20 3916 14376 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:2d:ce:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.66/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85922sec preferred_lft 85922sec inet6 fe80::f816:3eff:fe2d:cea0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b6:fa:d2:a8 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:b6ff:fefa:d2a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/19/2026 _x86_64_ (4 CPU) 12:26:53 LINUX RESTART (4 CPU) 12:28:01 PM tps rtps wtps bread/s bwrtn/s 12:29:01 PM 60.47 0.33 60.14 32.53 5613.53 12:30:01 PM 214.75 5.01 209.73 509.70 13568.69 12:31:01 PM 65.78 1.52 64.26 668.98 9090.10 12:32:01 PM 13.23 0.00 13.23 0.00 938.56 12:33:01 PM 108.30 1.47 106.83 78.92 21283.29 12:34:01 PM 1225.31 95.07 1130.24 1697.43 29342.00 12:35:01 PM 68.47 24.06 44.41 476.05 2508.48 Average: 250.92 18.21 232.71 494.83 11763.92 12:28:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 PM 13380464 15123756 2758852 17.09 2688 1960584 1106836 6.44 139852 2265980 137884 12:30:01 PM 12470000 14650432 3669316 22.74 2688 2384316 1570836 9.14 164704 3089284 228624 12:31:01 PM 11459572 13685208 4679744 29.00 2688 2427704 2783560 16.19 208244 4045616 60 12:32:01 PM 11086596 13655308 5052720 31.31 2688 2761808 2842552 16.54 208352 4386480 333292 12:33:01 PM 10793404 14044028 5345912 33.12 2688 3363284 1909564 11.11 352268 4367596 372060 12:34:01 PM 9613840 13200124 6525476 40.43 2688 3576716 1972800 11.48 401680 5195984 3292 12:35:01 PM 11109520 14758960 5029796 31.16 2688 3634596 1175172 6.84 620752 3491580 24908 Average: 11416199 14159688 4723117 29.26 2688 2872715 1908760 11.11 299407 3834646 157160 12:28:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 PM eth0 65.97 43.39 909.69 6.10 0.00 0.00 0.00 0.00 12:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM eth0 288.14 227.34 3750.24 36.24 0.00 0.00 0.00 0.00 12:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:31:01 PM eth0 22.83 20.36 220.56 4.61 0.00 0.00 0.00 0.00 12:31:01 PM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 12:31:01 PM veth334b276 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 12:32:01 PM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:32:01 PM eth0 147.66 74.50 2173.24 6.13 0.00 0.00 0.00 0.00 12:32:01 PM docker0 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:32:01 PM veth334b276 0.15 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:33:01 PM lo 6.18 6.18 4.60 4.60 0.00 0.00 0.00 0.00 12:33:01 PM eth0 162.11 131.01 1530.86 26.81 0.00 0.00 0.00 0.00 12:33:01 PM docker0 3.18 2.87 4.08 0.43 0.00 0.00 0.00 0.00 12:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 PM eth0 27.74 15.13 336.53 2.65 0.00 0.00 0.00 0.00 12:34:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 PM eth0 21.15 17.05 51.55 6.75 0.00 0.00 0.00 0.00 12:35:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.66 0.66 0.00 0.00 0.00 0.00 Average: eth0 105.08 75.54 1281.82 12.76 0.00 0.00 0.00 0.00 Average: docker0 0.49 0.46 0.58 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/19/2026 _x86_64_ (4 CPU) 12:26:53 LINUX RESTART (4 CPU) 12:28:01 PM CPU %user %nice %system %iowait %steal %idle 12:29:01 PM all 9.37 0.00 0.92 0.32 0.01 89.38 12:29:01 PM 0 8.36 0.00 0.78 0.33 0.00 90.52 12:29:01 PM 1 6.82 0.00 0.52 0.48 0.02 92.16 12:29:01 PM 2 9.88 0.00 1.03 0.28 0.03 88.77 12:29:01 PM 3 12.41 0.00 1.33 0.18 0.00 86.07 12:30:01 PM all 20.19 0.00 2.09 1.14 0.01 76.57 12:30:01 PM 0 14.82 0.00 2.04 1.24 0.02 81.89 12:30:01 PM 1 12.97 0.00 1.69 1.32 0.02 84.00 12:30:01 PM 2 17.02 0.00 1.99 0.80 0.00 80.18 12:30:01 PM 3 35.97 0.00 2.63 1.19 0.02 60.20 12:31:01 PM all 17.45 0.00 0.73 0.47 0.01 81.34 12:31:01 PM 0 19.20 0.00 0.65 0.02 0.00 80.13 12:31:01 PM 1 19.53 0.00 1.07 1.05 0.02 78.33 12:31:01 PM 2 11.40 0.00 0.80 0.67 0.02 87.11 12:31:01 PM 3 19.68 0.00 0.40 0.13 0.00 79.79 12:32:01 PM all 2.41 0.00 0.92 0.05 0.00 96.63 12:32:01 PM 0 2.55 0.00 1.12 0.07 0.00 96.26 12:32:01 PM 1 2.36 0.00 0.70 0.08 0.00 96.85 12:32:01 PM 2 1.96 0.00 1.04 0.02 0.00 96.98 12:32:01 PM 3 2.76 0.00 0.80 0.02 0.00 96.42 12:33:01 PM all 28.70 0.08 4.86 0.73 0.02 65.61 12:33:01 PM 0 20.88 0.15 4.75 0.49 0.02 73.71 12:33:01 PM 1 36.95 0.03 5.66 0.22 0.02 57.12 12:33:01 PM 2 30.71 0.03 4.27 0.94 0.02 64.02 12:33:01 PM 3 26.22 0.12 4.76 1.27 0.02 67.62 12:34:01 PM all 29.12 0.00 5.96 8.95 0.02 55.96 12:34:01 PM 0 47.90 0.00 5.54 10.53 0.02 36.01 12:34:01 PM 1 29.91 0.00 7.42 10.19 0.02 52.46 12:34:01 PM 2 16.68 0.00 6.26 9.18 0.02 67.87 12:34:01 PM 3 21.91 0.00 4.63 5.88 0.02 67.56 12:35:01 PM all 30.51 0.00 2.08 0.50 0.01 66.89 12:35:01 PM 0 21.49 0.00 1.80 0.43 0.02 76.25 12:35:01 PM 1 22.19 0.00 1.80 0.22 0.00 75.79 12:35:01 PM 2 20.66 0.00 1.64 0.62 0.02 77.07 12:35:01 PM 3 57.68 0.00 3.09 0.74 0.02 38.47 Average: all 19.66 0.01 2.50 1.73 0.01 76.09 Average: 0 19.28 0.02 2.38 1.86 0.01 76.44 Average: 1 18.65 0.00 2.69 1.93 0.01 76.72 Average: 2 15.45 0.00 2.42 1.78 0.01 80.32 Average: 3 25.23 0.02 2.51 1.34 0.01 70.89