---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29408 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: 5600.00 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 770 5037 4 2435 7171 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:b0:fd:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5030sec preferred_lft 5030sec inet6 fe80::f816:3eff:feb0:fd4a/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-29408) 06/23/26 _x86_64_ (2 CPU) 00:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.84 0.02 1.80 0.02 0.82 21.41 438.54 00:20:10 1.76 0.11 1.62 0.03 3.01 22.75 144.56 00:30:10 1.67 0.00 1.66 0.01 0.00 18.41 0.23 00:40:01 24.31 3.04 18.96 2.31 229.19 3472.38 1073.62 00:50:11 1.70 0.00 1.69 0.01 0.00 24.87 0.08 01:00:01 1.75 0.00 1.72 0.03 0.00 24.15 0.88 01:10:11 1.55 0.00 1.53 0.02 0.00 133.08 389.29 01:20:02 1.76 0.00 1.73 0.04 0.00 35.12 0.61 01:30:01 1.75 0.00 1.71 0.04 0.00 25.23 0.91 Average: 4.20 0.35 3.58 0.27 25.56 414.88 226.55 00:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6112176 7515876 293088 3.60 57128 1542408 536312 5.84 469524 1316512 332 00:20:10 6128316 7493708 315136 3.88 57288 1503884 534564 5.82 468184 1277920 272 00:30:10 6138712 7504660 304160 3.74 57372 1504340 534564 5.82 468312 1278344 204 00:40:01 5118724 7400336 356540 4.38 107480 2325456 639748 6.97 600036 2104448 136 00:50:11 5079124 7362852 393896 4.84 107556 2327532 704840 7.68 606400 2106596 172 01:00:01 5072640 7357972 398816 4.90 107656 2329040 669460 7.29 621584 2108200 276 01:10:11 5010240 7331996 424716 5.22 107788 2365236 673808 7.34 624512 2144520 816 01:20:02 5014676 7340748 415916 5.11 107908 2369360 660628 7.20 611824 2148780 264 01:30:01 4982696 7311000 445640 5.48 108048 2371428 692976 7.55 644156 2150856 288 Average: 5406367 7402128 371990 4.57 90914 2070965 627433 6.83 568281 1848464 307 00:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.20 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:10 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:10 ens3 0.13 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:10 ens3 0.47 0.12 0.17 0.09 0.00 0.00 0.00 0.00 00:40:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 65.46 47.29 320.37 13.08 0.00 0.00 0.00 0.00 00:50:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:11 ens3 23.83 20.13 247.96 1.74 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 6.45 5.96 33.82 0.73 0.00 0.00 0.00 0.00 01:10:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:11 ens3 15.03 13.77 154.40 1.53 0.00 0.00 0.00 0.00 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 15.88 15.16 143.84 1.64 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 13.55 13.18 140.35 1.17 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 15.61 12.82 115.72 2.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29408) 06/23/26 _x86_64_ (2 CPU) 00:00:10 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.26 0.00 0.10 0.01 0.02 99.61 00:10:01 0 0.13 0.00 0.10 0.01 0.03 99.73 00:10:01 1 0.38 0.00 0.09 0.02 0.02 99.48 00:20:10 all 0.64 0.00 0.22 0.01 0.02 99.11 00:20:10 0 0.42 0.00 0.25 0.02 0.02 99.30 00:20:10 1 0.86 0.00 0.19 0.01 0.01 98.93 00:30:10 all 0.29 0.00 0.16 0.02 0.02 99.51 00:30:10 0 0.30 0.00 0.16 0.01 0.02 99.52 00:30:10 1 0.28 0.00 0.17 0.03 0.02 99.50 00:40:01 all 12.07 0.00 1.75 0.61 0.04 85.52 00:40:01 0 13.64 0.00 1.95 0.53 0.04 83.84 00:40:01 1 10.50 0.00 1.54 0.70 0.05 87.21 00:50:11 all 0.98 0.00 0.27 0.01 0.05 98.69 00:50:11 0 1.12 0.00 0.25 0.01 0.04 98.57 00:50:11 1 0.85 0.00 0.28 0.01 0.05 98.81 01:00:01 all 4.65 0.00 0.57 0.02 0.05 94.71 01:00:01 0 0.71 0.00 0.25 0.02 0.05 98.97 01:00:01 1 8.63 0.00 0.89 0.01 0.05 90.42 01:10:11 all 5.30 0.00 0.58 0.01 0.06 94.05 01:10:11 0 2.51 0.00 0.35 0.02 0.05 97.07 01:10:11 1 8.11 0.00 0.81 0.01 0.06 91.01 01:20:02 all 1.56 0.00 0.31 0.02 0.05 98.06 01:20:02 0 1.10 0.00 0.28 0.02 0.05 98.54 01:20:02 1 2.02 0.00 0.34 0.01 0.04 97.58 01:30:01 all 0.97 0.00 0.33 0.01 0.04 98.65 01:30:01 0 0.87 0.00 0.25 0.01 0.03 98.83 01:30:01 1 1.06 0.00 0.40 0.01 0.05 98.48 Average: all 2.95 0.00 0.47 0.08 0.04 96.46 Average: 0 2.30 0.00 0.42 0.07 0.04 97.17 Average: 1 3.61 0.00 0.52 0.09 0.04 95.74