---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-13077 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 7.9G 30G 21% / 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 754 5290 4 2186 7187 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:5d:28:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.218/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80780sec preferred_lft 80780sec inet6 fe80::f816:3eff:fe5d:2800/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-13077) 05/13/26 _x86_64_ (2 CPU) 00:40:01 LINUX RESTART (2 CPU) 00:50:36 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:26 2.09 0.26 1.80 0.03 31.55 77.77 665.32 01:10:36 1.41 0.00 1.39 0.02 1.04 16.30 1.25 01:20:36 1.40 0.00 1.40 0.00 0.01 16.25 0.00 01:30:26 1.50 0.00 1.49 0.01 0.00 17.64 664.43 01:40:36 13.71 0.00 1.37 12.34 0.14 16.31 107331.15 01:50:36 4.02 1.36 2.57 0.09 98.48 266.92 3.93 02:00:46 20.70 1.63 16.94 2.13 127.06 2896.60 591.92 02:10:01 1.30 0.00 1.28 0.01 0.00 21.25 0.20 Average: 5.86 0.41 3.58 1.87 32.72 424.74 13982.65 00:50:36 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:26 6234492 7507620 311984 3.84 30908 1447732 711612 7.75 456096 1200624 132 01:10:36 6249928 7523912 295740 3.64 31124 1448368 517392 5.64 453668 1201164 128 01:20:36 6249928 7524436 295208 3.63 31312 1448696 544632 5.93 456396 1201680 180 01:30:26 6244420 7519440 300180 3.69 31472 1449024 544588 5.93 457476 1202168 236 01:40:36 6244420 7520112 299512 3.68 31640 1449528 544696 5.93 460200 1202676 196 01:50:36 5951376 7396608 413016 5.08 45140 1596980 626868 6.83 571272 1350780 78032 02:00:46 5246852 7366204 404636 4.98 85100 2198360 705420 7.68 613556 1959556 188 02:10:01 5210020 7331336 439604 5.41 85248 2200188 673120 7.33 622396 1961520 544 Average: 5953930 7461208 344985 4.24 46493 1654860 608541 6.63 511382 1410021 9954 00:50:36 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:26 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:26 ens3 0.74 0.24 3.22 0.05 0.00 0.00 0.00 0.00 01:10:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:36 ens3 0.67 0.05 13.35 0.03 0.00 0.00 0.00 0.00 01:20:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:36 ens3 0.66 0.24 0.15 0.51 0.00 0.00 0.00 0.00 01:30:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:26 ens3 0.23 0.04 0.06 0.03 0.00 0.00 0.00 0.00 01:40:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:36 ens3 0.46 0.12 0.15 0.08 0.00 0.00 0.00 0.00 01:50:36 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 01:50:36 ens3 21.90 12.36 90.96 4.17 0.00 0.00 0.00 0.00 02:00:46 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 02:00:46 ens3 45.08 34.83 220.63 7.19 0.00 0.00 0.00 0.00 02:10:01 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 13.93 12.99 115.94 1.16 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.50 7.61 55.34 1.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-13077) 05/13/26 _x86_64_ (2 CPU) 00:40:01 LINUX RESTART (2 CPU) 00:50:36 CPU %user %nice %system %iowait %steal %idle 01:00:26 all 0.39 0.00 0.20 0.02 0.02 99.37 01:00:26 0 0.26 0.00 0.23 0.02 0.03 99.47 01:00:26 1 0.51 0.00 0.18 0.02 0.02 99.27 01:10:36 all 0.27 0.00 0.08 0.04 0.02 99.60 01:10:36 0 0.09 0.00 0.09 0.03 0.02 99.77 01:10:36 1 0.45 0.00 0.07 0.04 0.02 99.42 01:20:36 all 0.29 0.00 0.08 0.41 0.10 99.12 01:20:36 0 0.41 0.00 0.06 0.56 0.17 98.79 01:20:36 1 0.17 0.00 0.10 0.27 0.03 99.44 01:30:26 all 0.26 0.00 0.16 0.01 0.02 99.56 01:30:26 0 0.28 0.00 0.14 0.00 0.02 99.56 01:30:26 1 0.23 0.00 0.18 0.02 0.02 99.56 01:40:36 all 0.21 0.00 0.08 0.03 0.02 99.66 01:40:36 0 0.37 0.00 0.08 0.05 0.01 99.49 01:40:36 1 0.06 0.00 0.08 0.01 0.02 99.83 01:50:36 all 1.82 0.00 0.33 0.10 0.02 97.73 01:50:36 0 2.23 0.00 0.34 0.08 0.02 97.34 01:50:36 1 1.42 0.00 0.32 0.12 0.03 98.12 02:00:46 all 9.36 0.00 1.58 0.63 0.06 88.37 02:00:46 0 10.71 0.00 1.75 0.50 0.05 86.99 02:00:46 1 8.01 0.00 1.41 0.75 0.06 89.77 02:10:01 all 0.90 0.00 0.22 0.01 0.04 98.83 02:10:01 0 0.57 0.00 0.14 0.01 0.02 99.26 02:10:01 1 1.24 0.00 0.30 0.01 0.06 98.40 Average: all 1.71 0.00 0.34 0.16 0.04 97.75 Average: 0 1.89 0.00 0.36 0.16 0.04 97.55 Average: 1 1.52 0.00 0.33 0.16 0.03 97.96