---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28207 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 761 5210 4 2262 7180 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:65:26:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80447sec preferred_lft 80447sec inet6 fe80::f816:3eff:fe65:2686/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28207) 06/18/26 _x86_64_ (2 CPU) 01:58:10 LINUX RESTART (2 CPU) 02:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:01 1.29 0.03 1.26 0.00 1.27 15.32 0.12 02:20:56 1.22 0.01 1.20 0.01 0.06 14.36 0.77 02:30:16 1.91 0.28 1.59 0.04 34.31 80.29 934.66 02:40:00 1.23 0.00 1.23 0.00 0.00 14.71 0.00 02:50:00 1.23 0.00 1.23 0.00 0.00 14.63 0.00 03:00:06 14.23 0.40 1.40 12.43 15.80 48.60 108793.36 03:10:01 24.26 2.62 19.32 2.31 213.49 3440.75 575.80 03:20:16 1.30 0.00 1.30 0.00 0.00 15.70 0.00 03:30:46 1.39 0.00 1.38 0.02 0.00 17.97 0.39 Average: 5.31 0.36 3.29 1.65 28.83 401.04 12311.11 02:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:01 6290580 7537200 283008 3.48 30532 1421988 532236 5.80 441036 1183300 124 02:20:56 6296752 7543948 276240 3.40 30740 1422348 534004 5.82 442488 1183868 124 02:30:16 6253100 7527556 292184 3.59 31128 1448828 532372 5.80 450260 1201660 208 02:40:00 6260688 7535604 284128 3.49 31296 1449116 532396 5.80 450452 1202116 128 02:50:00 6258424 7533860 285868 3.52 31476 1449448 532472 5.80 453956 1202628 124 03:00:06 6204724 7495400 323880 3.98 31780 1464292 575072 6.26 498000 1216092 468 03:10:01 5204428 7400664 366180 4.50 86824 2269836 657100 7.16 604440 2032648 252 03:20:16 5203860 7400612 366236 4.50 86956 2270224 657124 7.16 604648 2033168 164 03:30:46 5186752 7383960 382784 4.71 87064 2270576 658212 7.17 604740 2033628 128 Average: 5906590 7484312 317834 3.91 49755 1718517 578999 6.31 505558 1476568 191 02:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.42 0.05 0.15 0.02 0.00 0.00 0.00 0.00 02:20:56 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:56 ens3 1.06 0.03 9.19 0.01 0.00 0.00 0.00 0.00 02:30:16 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:16 ens3 0.84 0.46 3.41 0.04 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.32 0.05 0.08 0.03 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 0.27 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:00:06 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:00:06 ens3 9.76 4.71 19.76 2.58 0.00 0.00 0.00 0.00 03:10:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:01 ens3 60.03 41.54 297.80 9.28 0.00 0.00 0.00 0.00 03:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:16 ens3 1.83 0.16 0.23 0.03 0.00 0.00 0.00 0.00 03:30:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:46 ens3 0.56 0.17 0.13 0.06 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.37 5.18 36.36 1.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28207) 06/18/26 _x86_64_ (2 CPU) 01:58:10 LINUX RESTART (2 CPU) 02:00:15 CPU %user %nice %system %iowait %steal %idle 02:10:01 all 0.26 0.00 0.07 0.01 0.03 99.63 02:10:01 0 0.31 0.00 0.08 0.00 0.04 99.58 02:10:01 1 0.20 0.00 0.07 0.02 0.03 99.68 02:20:56 all 0.26 0.00 0.07 0.01 0.03 99.63 02:20:56 0 0.32 0.00 0.07 0.02 0.03 99.56 02:20:56 1 0.19 0.00 0.07 0.00 0.04 99.70 02:30:16 all 0.39 0.00 0.20 0.02 0.03 99.35 02:30:16 0 0.30 0.00 0.21 0.02 0.03 99.43 02:30:16 1 0.48 0.00 0.20 0.02 0.03 99.26 02:40:00 all 0.26 0.00 0.07 0.01 0.03 99.63 02:40:00 0 0.05 0.00 0.09 0.01 0.04 99.81 02:40:00 1 0.47 0.00 0.05 0.01 0.02 99.45 02:50:00 all 0.29 0.00 0.07 0.01 0.03 99.60 02:50:00 0 0.17 0.00 0.08 0.02 0.04 99.69 02:50:00 1 0.42 0.00 0.06 0.00 0.02 99.50 03:00:06 all 0.55 0.00 0.20 0.07 0.03 99.15 03:00:06 0 0.71 0.00 0.18 0.08 0.03 99.01 03:00:06 1 0.39 0.00 0.23 0.05 0.03 99.30 03:10:01 all 11.54 0.00 1.71 0.95 0.06 85.74 03:10:01 0 10.51 0.00 1.58 0.91 0.07 86.94 03:10:01 1 12.58 0.00 1.85 0.98 0.06 84.53 03:20:16 all 0.38 0.00 0.13 0.02 0.04 99.43 03:20:16 0 0.37 0.00 0.13 0.04 0.04 99.42 03:20:16 1 0.40 0.00 0.13 0.00 0.04 99.43 03:30:46 all 0.43 0.00 0.24 0.01 0.05 99.28 03:30:46 0 0.39 0.00 0.24 0.02 0.05 99.29 03:30:46 1 0.46 0.00 0.23 0.00 0.04 99.27 Average: all 1.58 0.00 0.30 0.12 0.04 97.96 Average: 0 1.44 0.00 0.29 0.12 0.04 98.10 Average: 1 1.71 0.00 0.32 0.12 0.03 97.82