---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19484 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 789 5177 4 2267 7152 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:ff:32:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80678sec preferred_lft 80678sec inet6 fe80::f816:3eff:feff:32c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19484) 05/24/26 _x86_64_ (2 CPU) 00:41:59 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:00 1.03 0.03 0.98 0.02 2.20 14.15 661.84 01:10:00 0.88 0.00 0.86 0.02 0.00 11.97 1.09 01:20:00 1.37 0.25 1.09 0.03 30.99 71.07 1.33 01:30:00 13.52 0.00 0.94 12.57 0.15 14.53 109991.59 01:40:00 0.84 0.00 0.82 0.02 0.00 12.09 1.27 01:50:00 25.97 3.00 20.70 2.27 226.50 3431.65 667.83 02:00:00 1.15 0.00 1.14 0.02 0.00 16.11 0.48 02:10:00 0.94 0.00 0.94 0.00 0.00 13.28 0.00 Average: 5.71 0.41 3.43 1.87 32.48 448.11 13915.88 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 6264928 7524784 295604 3.63 30832 1434580 531008 5.78 454624 1191340 80 01:10:00 6271596 7531992 288388 3.55 31032 1434908 531004 5.78 454676 1191868 100 01:20:00 6238936 7526176 293656 3.61 31424 1461012 727272 7.92 469824 1209596 40 01:30:00 6237704 7525572 294024 3.62 31628 1461392 727500 7.92 469896 1210152 36 01:40:00 6237452 7525856 293728 3.61 31824 1461728 727512 7.92 470616 1210680 44 01:50:00 5181612 7385808 381532 4.69 86644 2278164 848476 9.24 626252 2036700 164 02:00:00 5166512 7371192 396056 4.87 86780 2278512 848612 9.24 626088 2037184 44 02:10:00 5166512 7371688 395544 4.86 86908 2278880 848636 9.24 626244 2037680 120 Average: 5845656 7470384 329816 4.06 52134 1761147 723752 7.88 524778 1515650 78 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.75 0.08 0.13 0.04 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 0.99 0.06 5.29 0.03 0.00 0.00 0.00 0.00 01:20:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.78 0.27 3.23 0.07 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.47 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.75 0.25 0.18 0.57 0.00 0.00 0.00 0.00 01:50:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:00 ens3 66.55 45.01 315.64 11.21 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 1.76 0.17 0.24 0.05 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 0.67 0.15 0.09 0.03 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 9.09 5.76 40.61 1.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19484) 05/24/26 _x86_64_ (2 CPU) 00:41:59 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:00 all 0.32 0.00 0.18 0.04 0.02 99.43 01:00:00 0 0.19 0.00 0.19 0.03 0.03 99.56 01:00:00 1 0.46 0.00 0.17 0.05 0.02 99.30 01:10:00 all 0.27 0.00 0.07 0.21 0.02 99.43 01:10:00 0 0.38 0.00 0.06 0.00 0.02 99.54 01:10:00 1 0.15 0.00 0.08 0.41 0.03 99.33 01:20:00 all 0.36 0.00 0.09 0.09 0.02 99.44 01:20:00 0 0.21 0.00 0.12 0.03 0.03 99.61 01:20:00 1 0.51 0.00 0.07 0.14 0.02 99.26 01:30:00 all 0.26 0.00 0.19 0.09 0.03 99.44 01:30:00 0 0.23 0.00 0.19 0.06 0.03 99.49 01:30:00 1 0.30 0.00 0.18 0.11 0.03 99.38 01:40:00 all 0.27 0.00 0.07 0.02 0.02 99.62 01:40:00 0 0.30 0.00 0.08 0.03 0.02 99.57 01:40:00 1 0.23 0.00 0.07 0.01 0.03 99.66 01:50:00 all 11.58 0.00 1.72 1.03 0.06 85.61 01:50:00 0 7.24 0.00 1.44 1.21 0.06 90.05 01:50:00 1 15.92 0.00 1.99 0.85 0.06 81.18 02:00:00 all 0.36 0.00 0.23 0.18 0.04 99.19 02:00:00 0 0.44 0.00 0.17 0.29 0.03 99.08 02:00:00 1 0.29 0.00 0.29 0.07 0.06 99.30 02:10:00 all 0.37 0.00 0.12 0.01 0.04 99.45 02:10:00 0 0.44 0.00 0.06 0.02 0.02 99.46 02:10:00 1 0.29 0.00 0.19 0.01 0.07 99.45 Average: all 1.72 0.00 0.33 0.21 0.03 97.70 Average: 0 1.18 0.00 0.29 0.21 0.03 98.30 Average: 1 2.27 0.00 0.38 0.21 0.04 97.11