---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8197 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 756 5297 4 2176 7185 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:df:fa:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81158sec preferred_lft 81158sec inet6 fe80::f816:3eff:fedf:fa17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8197) 03/23/26 _x86_64_ (2 CPU) 01:52:18 LINUX RESTART (2 CPU) 02:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:30 1.23 0.01 1.22 0.01 0.05 14.91 0.46 02:20:40 1.23 0.00 1.21 0.02 0.01 14.83 1.19 02:30:20 1.58 0.03 1.53 0.03 2.22 18.34 677.49 02:40:40 1.84 0.30 1.51 0.03 37.76 69.92 1.37 02:50:00 14.78 0.01 1.30 13.47 1.29 15.59 117030.05 03:00:00 20.93 3.00 15.85 2.08 225.35 2502.03 1071.29 03:10:01 3.95 0.01 3.73 0.21 1.08 673.16 53.55 Average: 6.38 0.48 3.77 2.13 38.43 473.29 15841.75 02:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:30 6294420 7541728 279176 3.43 30688 1422328 528644 5.76 445140 1183540 128 02:20:40 6298276 7546128 274768 3.38 30892 1422660 528848 5.76 445344 1184076 124 02:30:20 6273372 7522412 298400 3.67 31084 1423640 528840 5.76 445936 1184668 232 02:40:40 6248660 7526348 293792 3.61 31472 1451500 726108 7.91 463272 1201872 124 02:50:00 6258308 7536984 283164 3.48 31656 1452284 528992 5.76 457964 1202372 148 03:00:00 5305320 7408852 363168 4.47 84316 2183384 568416 6.19 558476 1941160 182456 03:10:01 5249568 7356176 415856 5.11 84940 2185940 662976 7.22 619072 1944220 760 Average: 5989703 7491233 315475 3.88 46435 1648819 581832 6.34 490743 1405987 26282 02:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:30 ens3 0.86 0.04 0.09 0.01 0.00 0.00 0.00 0.00 02:20:40 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:40 ens3 0.36 0.02 0.05 0.01 0.00 0.00 0.00 0.00 02:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:20 ens3 0.31 0.06 0.05 0.02 0.00 0.00 0.00 0.00 02:40:40 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:40 ens3 0.56 0.24 2.97 0.05 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 0.21 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:00 lo 1.27 1.27 0.08 0.08 0.00 0.00 0.00 0.00 03:00:00 ens3 38.68 26.88 290.46 7.29 0.00 0.00 0.00 0.00 03:10:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 24.26 18.04 28.73 4.30 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 9.34 6.48 46.11 1.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8197) 03/23/26 _x86_64_ (2 CPU) 01:52:18 LINUX RESTART (2 CPU) 02:00:00 CPU %user %nice %system %iowait %steal %idle 02:10:30 all 0.29 0.00 0.08 0.01 0.04 99.58 02:10:30 0 0.45 0.00 0.06 0.01 0.03 99.45 02:10:30 1 0.12 0.00 0.10 0.01 0.05 99.72 02:20:40 all 0.26 0.00 0.06 0.01 0.04 99.62 02:20:40 0 0.48 0.00 0.04 0.02 0.03 99.43 02:20:40 1 0.04 0.00 0.09 0.00 0.05 99.82 02:30:20 all 0.30 0.00 0.16 0.08 0.03 99.42 02:30:20 0 0.41 0.00 0.14 0.06 0.03 99.36 02:30:20 1 0.19 0.00 0.17 0.11 0.04 99.49 02:40:40 all 0.33 0.00 0.11 0.15 0.03 99.38 02:40:40 0 0.32 0.00 0.13 0.20 0.04 99.32 02:40:40 1 0.34 0.00 0.09 0.11 0.03 99.44 02:50:00 all 0.26 0.00 0.09 0.09 0.03 99.53 02:50:00 0 0.26 0.00 0.10 0.06 0.03 99.55 02:50:00 1 0.26 0.00 0.07 0.12 0.03 99.51 03:00:00 all 10.36 0.00 1.63 2.74 0.05 85.22 03:00:00 0 10.07 0.00 1.61 3.25 0.05 85.03 03:00:00 1 10.65 0.00 1.65 2.24 0.05 85.40 03:10:01 all 1.80 0.00 0.37 0.08 0.05 97.70 03:10:01 0 1.37 0.00 0.31 0.04 0.04 98.23 03:10:01 1 2.23 0.00 0.42 0.12 0.05 97.17 Average: all 1.94 0.00 0.36 0.45 0.04 97.21 Average: 0 1.91 0.00 0.34 0.52 0.04 97.20 Average: 1 1.98 0.00 0.37 0.39 0.04 97.22