---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16126 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 779 5269 4 2180 7161 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:a5:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80105sec preferred_lft 80105sec inet6 fe80::f816:3eff:feed:a57b/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-16126) 05/18/26 _x86_64_ (2 CPU) 00:41:39 LINUX RESTART (2 CPU) 00:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:07 1.67 0.01 1.65 0.01 0.05 19.91 653.91 01:10:01 1.26 0.00 1.26 0.00 0.00 14.70 0.00 01:20:07 1.34 0.00 1.34 0.00 0.01 15.75 0.12 01:30:07 2.01 0.26 1.73 0.03 32.03 76.76 871.25 01:40:01 1.18 0.00 1.18 0.00 0.00 14.13 0.00 01:50:07 14.32 0.45 1.44 12.42 17.87 94.75 107942.32 02:00:07 22.10 2.57 17.28 2.25 210.13 3105.43 994.20 02:10:01 1.50 0.00 1.48 0.03 0.00 17.93 1.58 02:20:06 1.39 0.00 1.37 0.02 0.00 16.32 1.19 Average: 5.21 0.37 3.19 1.66 28.93 375.30 12409.34 00:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:07 6281340 7528200 292092 3.59 30720 1422008 529192 5.76 436712 1183504 204 01:10:01 6288240 7535592 284728 3.50 30880 1422328 529280 5.76 436756 1183992 208 01:20:07 6296052 7543908 276428 3.40 31056 1422652 529280 5.76 437264 1184492 184 01:30:07 6259396 7534300 285572 3.51 31424 1448952 529408 5.77 446232 1202084 216 01:40:01 6270432 7545948 273916 3.37 31576 1449404 529668 5.77 446868 1202560 128 01:50:07 6148648 7469744 347032 4.27 35020 1488920 579436 6.31 522592 1243692 10924 02:00:07 5258744 7377536 393696 4.84 85136 2197732 654972 7.13 610596 1958864 136 02:10:01 5253452 7372760 398416 4.90 85316 2198084 654984 7.13 610824 1959388 192 02:20:06 5253200 7373040 398156 4.90 85496 2198432 655136 7.14 610892 1959924 196 Average: 5923278 7475670 327782 4.03 49625 1694279 576817 6.28 506526 1453167 1376 00:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:07 ens3 0.83 0.04 0.10 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.09 0.05 10.87 0.03 0.00 0.00 0.00 0.00 01:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:07 ens3 0.48 0.10 0.12 0.06 0.00 0.00 0.00 0.00 01:30:07 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:30:07 ens3 0.47 0.19 3.15 0.04 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.48 0.18 0.11 0.62 0.00 0.00 0.00 0.00 01:50:07 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:07 ens3 14.33 8.72 49.89 3.91 0.00 0.00 0.00 0.00 02:00:07 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:07 ens3 44.78 31.55 252.23 6.81 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.01 0.17 0.10 0.03 0.00 0.00 0.00 0.00 02:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 0.55 0.20 0.09 0.03 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 7.13 4.59 35.24 1.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16126) 05/18/26 _x86_64_ (2 CPU) 00:41:39 LINUX RESTART (2 CPU) 00:50:07 CPU %user %nice %system %iowait %steal %idle 01:00:07 all 0.29 0.00 0.19 0.01 0.04 99.47 01:00:07 0 0.44 0.00 0.18 0.01 0.03 99.34 01:00:07 1 0.14 0.00 0.20 0.01 0.05 99.60 01:10:01 all 0.26 0.00 0.07 0.01 0.04 99.62 01:10:01 0 0.46 0.00 0.05 0.02 0.03 99.45 01:10:01 1 0.06 0.00 0.09 0.00 0.06 99.79 01:20:07 all 0.25 0.00 0.07 0.01 0.04 99.63 01:20:07 0 0.43 0.00 0.05 0.01 0.03 99.48 01:20:07 1 0.06 0.00 0.09 0.01 0.05 99.79 01:30:07 all 0.38 0.00 0.19 0.02 0.04 99.37 01:30:07 0 0.33 0.00 0.20 0.03 0.04 99.41 01:30:07 1 0.43 0.00 0.18 0.02 0.04 99.34 01:40:01 all 0.21 0.00 0.07 0.01 0.03 99.68 01:40:01 0 0.14 0.00 0.07 0.00 0.04 99.76 01:40:01 1 0.28 0.00 0.07 0.02 0.03 99.60 01:50:07 all 0.72 0.00 0.16 0.04 0.03 99.05 01:50:07 0 0.86 0.00 0.15 0.01 0.02 98.95 01:50:07 1 0.57 0.00 0.18 0.07 0.04 99.14 02:00:07 all 10.24 0.00 1.67 0.57 0.07 87.45 02:00:07 0 8.65 0.00 1.61 0.41 0.06 89.26 02:00:07 1 11.82 0.00 1.74 0.74 0.08 85.63 02:10:01 all 0.38 0.00 0.13 0.01 0.07 99.41 02:10:01 0 0.39 0.00 0.13 0.00 0.07 99.42 02:10:01 1 0.37 0.00 0.14 0.02 0.07 99.41 02:20:06 all 0.36 0.00 0.12 0.01 0.06 99.45 02:20:06 0 0.45 0.00 0.06 0.00 0.02 99.46 02:20:06 1 0.28 0.00 0.18 0.01 0.10 99.43 Average: all 1.45 0.00 0.30 0.08 0.05 98.13 Average: 0 1.35 0.00 0.28 0.05 0.04 98.28 Average: 1 1.56 0.00 0.32 0.10 0.06 97.97