---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-14192 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 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 785 5174 4 2270 7156 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:1a:63:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80557sec preferred_lft 80557sec inet6 fe80::f816:3eff:fe1a:639d/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-14192) 05/14/26 _x86_64_ (2 CPU) 00:40:04 LINUX RESTART (2 CPU) 00:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:09 1.43 0.01 1.41 0.01 0.05 17.03 653.90 01:10:09 1.24 0.00 1.24 0.00 0.00 14.19 0.00 01:20:09 1.74 0.25 1.47 0.01 30.99 72.87 0.29 01:30:09 14.14 0.01 1.58 12.55 1.20 18.56 109776.88 01:40:09 1.15 0.00 1.15 0.00 0.00 13.73 0.00 01:50:09 1.70 0.40 1.29 0.01 15.79 46.36 0.84 02:00:09 24.57 2.62 19.63 2.31 212.27 3414.28 2289.82 02:10:09 1.48 0.00 1.46 0.02 0.35 67.93 1.28 Average: 5.93 0.41 3.65 1.87 32.58 458.11 14090.14 00:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:09 6283860 7530652 289644 3.56 30696 1421964 519304 5.66 442824 1183612 244 01:10:09 6283620 7530888 289416 3.56 30848 1422284 519364 5.66 442880 1184092 176 01:20:09 6244652 7518572 301236 3.70 31212 1448220 714232 7.78 458628 1201628 176 01:30:09 6249972 7524792 294972 3.63 31392 1448900 519776 5.66 453448 1202148 184 01:40:09 6253276 7528748 291008 3.58 31564 1449372 520044 5.66 454140 1202664 200 01:50:09 6212624 7503336 316148 3.89 31904 1464056 560148 6.10 494460 1216168 272 02:00:09 5278432 7402884 368464 4.53 85064 2203496 633832 6.90 599448 1964728 248 02:10:09 5261892 7401864 369472 4.54 85232 2218868 636408 6.93 602168 1980144 344 Average: 6008541 7492717 315045 3.87 44739 1634645 577888 6.29 493500 1391898 230 00:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:09 ens3 0.54 0.09 0.09 0.04 0.00 0.00 0.00 0.00 01:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 0.41 0.05 0.08 0.03 0.00 0.00 0.00 0.00 01:20:09 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 0.68 0.28 3.20 0.07 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 0.28 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.51 0.21 0.12 0.59 0.00 0.00 0.00 0.00 01:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:09 ens3 9.55 5.49 23.94 2.71 0.00 0.00 0.00 0.00 02:00:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:09 ens3 62.57 46.84 281.35 9.33 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 45.28 41.31 10.32 5.68 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 14.98 11.79 39.90 2.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-14192) 05/14/26 _x86_64_ (2 CPU) 00:40:04 LINUX RESTART (2 CPU) 00:50:09 CPU %user %nice %system %iowait %steal %idle 01:00:09 all 0.28 0.00 0.18 0.11 0.02 99.41 01:00:09 0 0.21 0.00 0.20 0.03 0.02 99.55 01:00:09 1 0.35 0.00 0.17 0.19 0.02 99.27 01:10:09 all 0.26 0.00 0.09 0.12 0.02 99.51 01:10:09 0 0.06 0.00 0.10 0.01 0.02 99.82 01:10:09 1 0.47 0.00 0.08 0.24 0.02 99.20 01:20:09 all 0.37 0.00 0.11 0.09 0.02 99.41 01:20:09 0 0.41 0.00 0.12 0.14 0.02 99.32 01:20:09 1 0.34 0.00 0.10 0.05 0.02 99.50 01:30:09 all 0.29 0.00 0.19 0.04 0.02 99.46 01:30:09 0 0.19 0.00 0.19 0.02 0.02 99.58 01:30:09 1 0.39 0.00 0.19 0.06 0.02 99.34 01:40:09 all 0.26 0.00 0.08 0.02 0.02 99.63 01:40:09 0 0.22 0.00 0.09 0.02 0.02 99.65 01:40:09 1 0.31 0.00 0.06 0.01 0.01 99.61 01:50:09 all 0.51 0.00 0.11 0.03 0.02 99.33 01:50:09 0 0.62 0.00 0.10 0.05 0.01 99.22 01:50:09 1 0.41 0.00 0.12 0.01 0.02 99.44 02:00:09 all 14.01 0.00 2.07 6.62 0.06 77.24 02:00:09 0 16.07 0.00 2.18 8.32 0.07 73.36 02:00:09 1 11.96 0.00 1.96 4.92 0.06 81.10 02:10:09 all 6.27 0.00 0.61 0.01 0.05 93.06 02:10:09 0 5.09 0.00 0.54 0.01 0.05 94.31 02:10:09 1 7.46 0.00 0.67 0.02 0.05 91.80 Average: all 2.77 0.00 0.43 0.88 0.03 95.90 Average: 0 2.84 0.00 0.44 1.07 0.03 95.63 Average: 1 2.69 0.00 0.42 0.68 0.03 96.18