---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22424 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 747 5228 4 2257 7194 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:78:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81294sec preferred_lft 81294sec inet6 fe80::f816:3eff:feff:7812/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22424) 06/02/26 _x86_64_ (2 CPU) 01:49:02 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:10 1.69 0.02 1.65 0.01 1.22 25.10 644.44 02:10:11 1.21 0.01 1.20 0.00 0.05 14.51 0.12 02:20:01 14.47 0.26 1.46 12.75 31.63 73.98 110934.69 02:30:13 1.37 0.00 1.34 0.03 1.03 17.14 428.57 02:40:13 1.21 0.00 1.20 0.02 0.00 15.12 1.09 02:50:12 1.16 0.00 1.14 0.02 0.00 14.47 1.20 03:00:12 27.95 3.01 22.56 2.38 227.59 3666.84 2703.24 03:10:12 1.28 0.00 1.28 0.00 0.00 21.24 0.05 Average: 6.26 0.41 3.97 1.87 32.56 479.88 14091.13 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:10 6286484 7529728 291036 3.58 30080 1419524 535060 5.83 445944 1182804 104 02:10:11 6287060 7530840 289900 3.56 30260 1419852 535084 5.83 446016 1183340 168 02:20:01 6234920 7505384 314776 3.87 30596 1445840 730076 7.95 460528 1200868 252 02:30:13 6241668 7513076 307000 3.77 30820 1446512 535240 5.83 455416 1201460 192 02:40:13 6241668 7513740 306392 3.77 31024 1446964 535372 5.83 455708 1201988 132 02:50:12 6241428 7514024 306096 3.76 31216 1447292 535524 5.83 456384 1202508 160 03:00:12 5177228 7366628 401152 4.93 85944 2264792 641028 6.98 594852 2029320 184 03:10:12 5163748 7355180 412608 5.07 86088 2266680 656548 7.15 602420 2031352 136 Average: 5984276 7478575 328620 4.04 44504 1644682 587992 6.40 489658 1404205 166 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:10 ens3 1.60 0.10 0.23 0.05 0.00 0.00 0.00 0.00 02:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:11 ens3 0.38 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.50 0.21 3.18 0.03 0.00 0.00 0.00 0.00 02:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:13 ens3 0.26 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 0.31 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:12 ens3 0.45 0.19 0.16 0.53 0.00 0.00 0.00 0.00 03:00:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:12 ens3 69.26 45.42 328.34 11.39 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 10.45 9.39 71.85 0.91 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 10.38 6.92 50.37 1.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22424) 06/02/26 _x86_64_ (2 CPU) 01:49:02 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:10 all 0.32 0.00 0.16 0.04 0.03 99.44 02:00:10 0 0.26 0.00 0.14 0.04 0.03 99.52 02:00:10 1 0.39 0.00 0.17 0.04 0.03 99.37 02:10:11 all 0.25 0.00 0.08 0.02 0.03 99.62 02:10:11 0 0.22 0.00 0.08 0.04 0.03 99.63 02:10:11 1 0.28 0.00 0.07 0.01 0.03 99.61 02:20:01 all 0.40 0.00 0.11 0.06 0.03 99.40 02:20:01 0 0.20 0.00 0.13 0.09 0.03 99.55 02:20:01 1 0.59 0.00 0.09 0.03 0.03 99.26 02:30:13 all 0.26 0.00 0.16 0.18 0.03 99.37 02:30:13 0 0.38 0.00 0.15 0.31 0.02 99.13 02:30:13 1 0.14 0.00 0.16 0.05 0.03 99.62 02:40:13 all 0.24 0.00 0.08 0.14 0.03 99.51 02:40:13 0 0.32 0.00 0.07 0.25 0.02 99.34 02:40:13 1 0.16 0.00 0.09 0.04 0.03 99.68 02:50:12 all 0.28 0.00 0.08 0.05 0.03 99.57 02:50:12 0 0.38 0.00 0.07 0.06 0.02 99.46 02:50:12 1 0.18 0.00 0.08 0.03 0.03 99.67 03:00:12 all 12.34 0.00 1.95 5.27 0.07 80.37 03:00:12 0 10.66 0.00 1.87 6.08 0.06 81.32 03:00:12 1 14.03 0.00 2.03 4.45 0.08 79.42 03:10:12 all 0.90 0.00 0.20 0.14 0.05 98.71 03:10:12 0 0.92 0.00 0.17 0.03 0.03 98.84 03:10:12 1 0.89 0.00 0.24 0.25 0.06 98.57 Average: all 1.87 0.00 0.35 0.74 0.04 97.01 Average: 0 1.66 0.00 0.33 0.86 0.03 97.11 Average: 1 2.07 0.00 0.37 0.61 0.04 96.91