---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-703 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 8.0G 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 784 5095 4 2355 7157 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:b5:a9:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82803sec preferred_lft 82803sec inet6 fe80::f816:3eff:feb5:a978/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-703) 07/31/26 _x86_64_ (2 CPU) 00:34:25 LINUX RESTART (2 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:10 1.42 0.01 1.41 0.01 0.05 23.80 0.27 01:00:00 1.56 0.00 1.52 0.04 0.00 23.85 1.51 01:10:10 2.07 0.25 1.79 0.03 31.50 191.95 383.84 01:20:00 1.42 0.00 1.41 0.00 0.01 34.49 0.08 01:30:00 1.55 0.00 1.53 0.02 0.00 24.67 0.44 Average: 1.61 0.05 1.53 0.02 6.44 60.40 78.76 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:10 5165880 7349056 417740 5.14 86388 2256728 667376 7.27 607212 2028136 124 01:00:00 5161932 7347084 419576 5.16 86560 2258544 687376 7.49 627124 2030116 160 01:10:10 5090620 7338096 428128 5.26 86868 2320116 692116 7.54 639332 2082928 172 01:20:00 5092084 7345180 420964 5.18 87020 2325516 681716 7.43 629316 2088472 144 01:30:00 5049392 7304776 461300 5.67 87180 2327580 713700 7.77 661264 2090588 160 Average: 5111982 7336838 429542 5.28 86803 2297697 688457 7.50 632850 2064048 152 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:10 ens3 19.67 17.74 223.41 1.47 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 8.84 8.44 62.31 0.90 0.00 0.00 0.00 0.00 01:10:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 14.02 12.63 157.53 1.30 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 17.15 16.59 144.39 2.56 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 13.29 13.09 140.10 1.17 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.60 13.70 145.87 1.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-703) 07/31/26 _x86_64_ (2 CPU) 00:34:25 LINUX RESTART (2 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:10 all 0.94 0.00 0.27 0.01 0.04 98.74 00:50:10 0 1.06 0.00 0.27 0.01 0.04 98.62 00:50:10 1 0.82 0.00 0.26 0.02 0.04 98.86 01:00:00 all 3.06 0.00 0.47 0.01 0.05 96.41 01:00:00 0 3.55 0.00 0.53 0.01 0.05 95.86 01:00:00 1 2.58 0.00 0.41 0.01 0.04 96.96 01:10:10 all 5.17 0.00 0.62 0.03 0.06 94.12 01:10:10 0 2.94 0.00 0.38 0.02 0.05 96.60 01:10:10 1 7.44 0.00 0.86 0.05 0.07 91.58 01:20:00 all 1.99 0.00 0.32 0.01 0.05 97.63 01:20:00 0 1.92 0.00 0.34 0.00 0.04 97.69 01:20:00 1 2.06 0.00 0.30 0.02 0.05 97.57 01:30:00 all 0.92 0.00 0.31 0.01 0.04 98.72 01:30:00 0 1.05 0.00 0.35 0.01 0.05 98.56 01:30:00 1 0.80 0.00 0.27 0.02 0.03 98.89 Average: all 2.41 0.00 0.40 0.01 0.05 97.13 Average: 0 2.10 0.00 0.37 0.01 0.05 97.47 Average: 1 2.73 0.00 0.42 0.02 0.05 96.78