---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25243 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 749 5209 4 2275 7192 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:24:21:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80960sec preferred_lft 80960sec inet6 fe80::f816:3eff:fe24:21b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25243) 06/06/26 _x86_64_ (2 CPU) 00:42:46 LINUX RESTART (2 CPU) 00:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:18 1.52 0.01 1.50 0.01 0.05 17.88 654.23 01:10:12 1.40 0.00 1.40 0.00 0.00 15.89 0.00 01:20:12 1.37 0.00 1.37 0.00 0.01 15.67 0.12 01:30:18 1.57 0.00 1.56 0.01 0.00 18.20 431.84 01:40:02 14.81 0.26 1.65 12.90 31.96 76.39 112081.08 01:50:12 1.92 0.43 1.47 0.01 17.89 48.41 0.63 02:00:12 23.72 2.59 18.82 2.31 210.15 3439.74 491.30 02:10:18 1.32 0.00 1.30 0.02 0.00 21.21 1.27 Average: 5.91 0.41 3.63 1.87 32.43 456.30 13838.88 00:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:18 6283456 7534836 285472 3.51 30692 1426352 533656 5.81 450632 1187460 264 01:10:12 6288612 7540496 279812 3.44 30860 1426672 533688 5.81 450864 1187956 164 01:20:12 6294184 7546576 273672 3.37 31028 1427004 534000 5.82 454092 1188456 168 01:30:18 6286644 7539564 280640 3.45 31212 1427332 534000 5.82 453880 1188964 164 01:40:02 6242616 7522428 297360 3.66 31536 1453532 729320 7.94 468940 1206568 280 01:50:12 6221944 7517596 301768 3.71 31892 1468916 745724 8.12 494436 1220216 272 02:00:12 5170060 7377480 389320 4.79 86956 2280600 833888 9.08 605212 2043372 236 02:10:18 5137240 7346752 420112 5.17 87132 2282508 856684 9.33 619944 2045464 188 Average: 5990594 7490716 316020 3.89 45164 1649114 662620 7.22 499750 1408557 217 00:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:18 ens3 0.64 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:12 ens3 0.70 0.05 3.23 0.03 0.00 0.00 0.00 0.00 01:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:12 ens3 0.75 0.18 0.39 0.13 0.00 0.00 0.00 0.00 01:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:18 ens3 0.33 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:02 ens3 0.78 0.43 3.33 0.72 0.00 0.00 0.00 0.00 01:50:12 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:50:12 ens3 13.12 7.02 19.88 2.83 0.00 0.00 0.00 0.00 02:00:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:12 ens3 61.64 43.55 310.01 9.15 0.00 0.00 0.00 0.00 02:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:18 ens3 13.65 11.86 106.32 1.07 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 11.49 7.92 55.55 1.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25243) 06/06/26 _x86_64_ (2 CPU) 00:42:46 LINUX RESTART (2 CPU) 00:50:18 CPU %user %nice %system %iowait %steal %idle 01:00:18 all 0.27 0.00 0.17 0.01 0.02 99.53 01:00:18 0 0.25 0.00 0.18 0.01 0.02 99.55 01:00:18 1 0.29 0.00 0.16 0.00 0.02 99.52 01:10:12 all 0.27 0.00 0.07 0.01 0.02 99.62 01:10:12 0 0.07 0.00 0.09 0.00 0.02 99.82 01:10:12 1 0.47 0.00 0.06 0.02 0.02 99.43 01:20:12 all 0.25 0.00 0.08 0.01 0.02 99.64 01:20:12 0 0.17 0.00 0.08 0.01 0.02 99.72 01:20:12 1 0.32 0.00 0.07 0.01 0.02 99.57 01:30:18 all 0.23 0.00 0.16 0.01 0.02 99.57 01:30:18 0 0.23 0.00 0.16 0.01 0.02 99.57 01:30:18 1 0.24 0.00 0.17 0.00 0.02 99.57 01:40:02 all 0.43 0.00 0.11 0.04 0.02 99.40 01:40:02 0 0.34 0.00 0.14 0.02 0.03 99.48 01:40:02 1 0.52 0.00 0.08 0.07 0.02 99.32 01:50:12 all 0.53 0.00 0.10 0.01 0.02 99.33 01:50:12 0 0.36 0.00 0.12 0.01 0.02 99.49 01:50:12 1 0.70 0.00 0.09 0.02 0.02 99.17 02:00:12 all 11.65 0.00 1.79 0.51 0.06 85.99 02:00:12 0 13.43 0.00 1.93 0.41 0.06 84.17 02:00:12 1 9.88 0.00 1.65 0.60 0.06 87.82 02:10:18 all 0.88 0.00 0.20 0.01 0.04 98.87 02:10:18 0 1.05 0.00 0.27 0.00 0.05 98.63 02:10:18 1 0.71 0.00 0.13 0.01 0.03 99.12 Average: all 1.81 0.00 0.34 0.08 0.03 97.75 Average: 0 1.98 0.00 0.37 0.06 0.03 97.56 Average: 1 1.64 0.00 0.30 0.09 0.03 97.94