---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27299 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.2G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 768 4856 4 2620 7173 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:44:f1:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.48/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78969sec preferred_lft 78969sec inet6 fe80::f816:3eff:fe44:f13c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27299) 06/14/26 _x86_64_ (2 CPU) 01:47:21 LINUX RESTART (2 CPU) 01:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:08 1.79 0.02 1.74 0.02 1.24 20.74 871.64 02:10:08 2.05 0.26 1.76 0.02 32.09 75.96 1.07 02:20:11 15.56 13.47 2.02 0.07 150.39 43.38 7.54 02:30:10 1.55 0.00 1.52 0.04 0.00 17.91 218.13 02:40:11 1.43 0.00 1.42 0.02 0.00 16.60 1.21 02:50:11 14.53 0.42 1.52 12.59 16.14 48.68 108972.01 03:00:08 23.73 2.60 18.82 2.32 210.72 3435.17 1119.08 03:10:12 1.29 0.00 1.29 0.00 0.00 15.94 0.00 03:20:13 1.40 0.00 1.39 0.01 0.00 63.01 0.36 03:30:13 1.69 0.00 1.65 0.04 0.00 320.89 1.01 03:40:08 1.36 0.00 1.35 0.01 0.00 120.11 0.05 03:50:13 3.94 0.04 3.22 0.68 1.07 667.56 1833.85 Average: 5.86 1.40 3.13 1.32 34.24 402.36 9424.51 01:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:08 6286676 7534676 285768 3.51 30568 1423100 529384 5.77 445536 1183208 156 02:10:08 6246500 7521676 298376 3.67 30956 1449520 529384 5.77 454724 1200948 124 02:20:11 6205432 7537760 273240 3.36 35132 1494144 529384 5.77 455248 1249140 124 02:30:10 6207992 7540904 270012 3.32 35352 1494476 529400 5.77 455396 1249692 180 02:40:11 6212268 7545848 265036 3.26 35580 1494936 529400 5.77 455652 1250236 208 02:50:11 6135624 7484600 325992 4.01 35912 1509740 597444 6.51 520032 1263836 248 03:00:08 4908428 7161720 596216 7.33 90740 2314376 849736 9.26 794300 2079704 144 03:10:12 4951456 7205276 552696 6.80 90864 2314784 806232 8.78 750748 2080236 124 03:20:13 4958132 7226088 531832 6.54 91024 2328756 824104 8.98 752452 2094368 192 03:30:13 4785408 7145536 611268 7.52 91196 2419776 892476 9.72 820572 2185432 224 03:40:08 4658688 7050732 705564 8.68 91336 2451116 990668 10.79 919440 2216912 168 03:50:13 4989308 7354828 408680 5.03 92460 2430104 678808 7.39 648368 2196864 22524 Average: 5545493 7359137 427057 5.25 62593 1927069 690535 7.52 622706 1687548 2035 01:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 0.87 0.07 0.09 0.03 0.00 0.00 0.00 0.00 02:10:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 1.11 0.47 3.22 0.04 0.00 0.00 0.00 0.00 02:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:11 ens3 0.46 0.03 3.38 0.01 0.00 0.00 0.00 0.00 02:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:10 ens3 0.78 0.03 0.99 0.01 0.00 0.00 0.00 0.00 02:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:11 ens3 0.33 0.04 0.07 0.03 0.00 0.00 0.00 0.00 02:50:11 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:11 ens3 15.07 6.37 24.12 2.69 0.00 0.00 0.00 0.00 03:00:08 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:08 ens3 81.23 62.13 730.36 10.38 0.00 0.00 0.00 0.00 03:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:12 ens3 30.13 27.00 454.52 1.78 0.00 0.00 0.00 0.00 03:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:13 ens3 80.59 77.92 1291.29 5.10 0.00 0.00 0.00 0.00 03:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:13 ens3 25.65 24.61 404.79 1.69 0.00 0.00 0.00 0.00 03:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:08 ens3 23.88 22.76 399.40 1.53 0.00 0.00 0.00 0.00 03:50:13 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:50:13 ens3 30.77 24.23 289.54 20.59 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.22 20.46 299.97 3.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27299) 06/14/26 _x86_64_ (2 CPU) 01:47:21 LINUX RESTART (2 CPU) 01:50:08 CPU %user %nice %system %iowait %steal %idle 02:00:08 all 0.31 0.00 0.17 0.01 0.04 99.47 02:00:08 0 0.20 0.00 0.17 0.01 0.04 99.58 02:00:08 1 0.42 0.00 0.17 0.01 0.05 99.35 02:10:08 all 0.37 0.00 0.12 0.08 0.02 99.41 02:10:08 0 0.36 0.00 0.09 0.06 0.02 99.47 02:10:08 1 0.38 0.00 0.16 0.10 0.02 99.35 02:20:11 all 0.27 0.18 0.17 0.15 0.02 99.22 02:20:11 0 0.08 0.20 0.17 0.15 0.02 99.38 02:20:11 1 0.45 0.17 0.16 0.14 0.02 99.06 02:30:10 all 0.26 0.00 0.15 0.01 0.03 99.55 02:30:10 0 0.08 0.00 0.17 0.01 0.04 99.70 02:30:10 1 0.44 0.00 0.14 0.01 0.02 99.39 02:40:11 all 0.28 0.00 0.08 0.01 0.03 99.61 02:40:11 0 0.36 0.00 0.06 0.01 0.02 99.54 02:40:11 1 0.19 0.00 0.10 0.01 0.03 99.68 02:50:11 all 0.61 0.00 0.13 0.12 0.03 99.12 02:50:11 0 0.60 0.00 0.10 0.02 0.03 99.26 02:50:11 1 0.61 0.00 0.16 0.22 0.03 98.99 03:00:08 all 12.03 0.00 1.94 0.51 0.06 85.46 03:00:08 0 11.72 0.00 2.12 0.42 0.07 85.68 03:00:08 1 12.34 0.00 1.76 0.59 0.06 85.25 03:10:12 all 0.60 0.00 0.25 0.01 0.06 99.08 03:10:12 0 0.66 0.00 0.39 0.01 0.07 98.86 03:10:12 1 0.54 0.00 0.11 0.01 0.04 99.29 03:20:13 all 1.09 0.00 0.64 0.01 0.06 98.21 03:20:13 0 1.10 0.00 0.63 0.01 0.07 98.20 03:20:13 1 1.07 0.00 0.65 0.00 0.06 98.22 03:30:13 all 0.81 0.00 0.30 0.02 0.06 98.81 03:30:13 0 0.74 0.00 0.29 0.01 0.06 98.89 03:30:13 1 0.88 0.00 0.31 0.02 0.06 98.74 03:40:08 all 0.66 0.00 0.24 0.01 0.06 99.03 03:40:08 0 0.64 0.00 0.32 0.01 0.07 98.96 03:40:08 1 0.68 0.00 0.16 0.01 0.05 99.10 03:40:08 CPU %user %nice %system %iowait %steal %idle 03:50:13 all 2.97 0.00 0.44 0.08 0.06 96.45 03:50:13 0 2.96 0.00 0.60 0.03 0.08 96.32 03:50:13 1 2.98 0.00 0.28 0.12 0.04 96.57 Average: all 1.68 0.02 0.39 0.08 0.04 97.79 Average: 0 1.62 0.02 0.43 0.06 0.05 97.83 Average: 1 1.74 0.01 0.34 0.10 0.04 97.76