---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16179 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: 5599.86 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 780 5111 4 2347 7160 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:ed:0a:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5568sec preferred_lft 5568sec inet6 fe80::f816:3eff:feed:ae6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16179) 05/19/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:20 1.75 0.01 1.72 0.01 0.79 20.61 0.23 00:20:07 1.89 0.11 1.75 0.03 3.12 24.36 540.66 00:30:01 1.91 0.00 1.89 0.02 0.00 21.47 0.46 00:40:22 21.54 2.91 16.49 2.14 218.53 3066.65 477.48 00:50:22 1.61 0.00 1.59 0.02 0.00 23.77 1.13 01:00:01 1.76 0.00 1.73 0.03 0.00 24.59 1.62 01:10:22 1.52 0.00 1.50 0.02 0.00 128.78 377.44 01:20:22 1.67 0.00 1.65 0.02 0.00 36.08 322.53 01:30:01 1.78 0.00 1.74 0.04 0.00 25.69 1.70 Average: 4.01 0.35 3.40 0.27 25.58 387.17 193.54 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:20 6105056 7500792 308084 3.79 54440 1537248 574968 6.26 501600 1309104 204 00:20:07 6119632 7477284 331496 4.08 54576 1498972 571780 6.23 500120 1270748 324 00:30:01 6122924 7481040 327552 4.03 54696 1499304 626856 6.83 505328 1271196 124 00:40:22 5121792 7319868 441116 5.42 103868 2249328 689476 7.51 642116 2025116 256 00:50:22 5138600 7338776 422272 5.19 103980 2251324 681992 7.43 626584 2027252 320 01:00:01 5123340 7325168 435796 5.36 104112 2252836 701704 7.64 645324 2028904 292 01:10:22 5089240 7326120 434752 5.35 104272 2287676 686632 7.48 630064 2063868 316 01:20:22 5096176 7338828 422036 5.19 104400 2293208 701724 7.64 640256 2069564 232 01:30:01 5064120 7308792 451960 5.56 104516 2295080 733956 7.99 672520 2071552 244 Average: 5442320 7379630 397229 4.88 87651 2018331 663232 7.22 595990 1793034 257 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:20 ens3 0.29 0.07 0.09 0.04 0.00 0.00 0.00 0.00 00:20:07 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:07 ens3 0.15 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.53 0.14 0.18 0.10 0.00 0.00 0.00 0.00 00:40:22 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 00:40:22 ens3 63.20 45.98 321.05 11.90 0.00 0.00 0.00 0.00 00:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:22 ens3 20.70 17.22 223.91 1.52 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 4.77 4.00 34.36 0.62 0.00 0.00 0.00 0.00 01:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:22 ens3 12.86 11.97 151.35 1.17 0.00 0.00 0.00 0.00 01:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:22 ens3 18.05 16.98 142.18 2.04 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 13.97 13.35 145.14 1.20 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 15.18 12.36 114.32 2.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16179) 05/19/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:20 all 0.22 0.00 0.09 0.01 0.03 99.65 00:10:20 0 0.25 0.00 0.08 0.01 0.03 99.63 00:10:20 1 0.18 0.00 0.10 0.01 0.04 99.68 00:20:07 all 0.66 0.00 0.21 0.01 0.03 99.09 00:20:07 0 0.49 0.00 0.22 0.02 0.05 99.23 00:20:07 1 0.83 0.00 0.20 0.00 0.02 98.95 00:30:01 all 0.28 0.00 0.15 0.01 0.03 99.53 00:30:01 0 0.11 0.00 0.17 0.01 0.04 99.67 00:30:01 1 0.44 0.00 0.14 0.01 0.03 99.39 00:40:22 all 10.72 0.00 1.68 0.48 0.06 87.07 00:40:22 0 10.89 0.00 1.80 0.55 0.06 86.70 00:40:22 1 10.54 0.00 1.55 0.41 0.05 87.44 00:50:22 all 0.95 0.00 0.23 0.01 0.07 98.73 00:50:22 0 0.96 0.00 0.26 0.01 0.07 98.69 00:50:22 1 0.95 0.00 0.20 0.00 0.08 98.77 01:00:01 all 5.57 0.00 0.52 0.01 0.07 93.83 01:00:01 0 7.60 0.00 0.61 0.01 0.06 91.72 01:00:01 1 3.52 0.00 0.43 0.01 0.08 95.95 01:10:22 all 6.47 0.00 0.53 0.01 0.08 92.91 01:10:22 0 6.84 0.00 0.53 0.00 0.08 92.55 01:10:22 1 6.10 0.00 0.54 0.01 0.07 93.28 01:20:22 all 1.92 0.00 0.30 0.01 0.08 97.69 01:20:22 0 2.16 0.00 0.38 0.01 0.11 97.34 01:20:22 1 1.68 0.00 0.22 0.01 0.05 98.04 01:30:01 all 0.92 0.00 0.29 0.01 0.08 98.70 01:30:01 0 1.25 0.00 0.33 0.00 0.08 98.33 01:30:01 1 0.60 0.00 0.25 0.01 0.07 99.06 Average: all 3.12 0.00 0.45 0.06 0.06 96.31 Average: 0 3.44 0.00 0.49 0.07 0.06 95.94 Average: 1 2.81 0.00 0.41 0.05 0.06 96.68