---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39185 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 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 766 5103 4 2366 7175 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:7e:76:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79136sec preferred_lft 79136sec inet6 fe80::f816:3eff:fe7e:76c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39185) 07/27/26 _x86_64_ (2 CPU) 00:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:13 1.55 0.02 1.52 0.02 0.82 18.41 438.55 00:20:01 1.64 0.12 1.49 0.03 3.55 19.23 459.55 00:30:13 1.54 0.00 1.53 0.01 0.00 18.18 427.22 00:40:17 23.48 2.84 18.34 2.30 224.72 3500.12 571.16 00:50:17 1.31 0.00 1.29 0.02 0.00 21.11 1.11 01:00:17 1.69 0.00 1.65 0.03 0.00 25.57 1.37 01:10:13 15.00 0.00 1.40 13.60 0.15 133.49 107437.02 01:20:17 1.37 0.00 1.36 0.01 0.00 34.01 0.53 01:30:13 1.57 0.00 1.55 0.02 0.00 25.20 0.51 Average: 5.47 0.33 3.36 1.78 25.62 424.07 12088.95 00:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:13 6259384 7534248 285308 3.51 31244 1449088 726316 7.91 465696 1202456 148 00:20:01 6249016 7524440 295072 3.63 31560 1449260 724612 7.89 465856 1202724 124 00:30:13 6247360 7523440 295936 3.64 31744 1449712 724716 7.89 466488 1203232 120 00:40:17 5192136 7410428 355048 4.37 87428 2290380 823948 8.97 592996 2054016 172 00:50:17 5104296 7324712 440772 5.42 87572 2292412 834268 9.09 595872 2056164 448 01:00:17 5156272 7378444 386988 4.76 87748 2293956 852920 9.29 614148 2057920 132 01:10:13 5085548 7343880 421560 5.18 87924 2329848 855984 9.32 616320 2093956 1060 01:20:17 5098340 7361612 403820 4.97 88068 2334584 843800 9.19 604860 2098704 172 01:30:13 5054568 7319916 445396 5.48 88204 2336492 876088 9.54 637304 2100756 236 Average: 5494102 7413458 369989 4.55 69055 2025081 806961 8.79 562171 1785548 290 00:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:13 ens3 0.31 0.07 0.08 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.20 0.05 0.03 0.02 0.00 0.00 0.00 0.00 00:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:13 ens3 0.42 0.23 0.10 0.69 0.00 0.00 0.00 0.00 00:40:17 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:17 ens3 65.59 43.22 323.32 11.04 0.00 0.00 0.00 0.00 00:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:17 ens3 23.93 20.25 252.18 1.69 0.00 0.00 0.00 0.00 01:00:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:17 ens3 6.78 6.08 33.32 0.76 0.00 0.00 0.00 0.00 01:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:13 ens3 15.29 13.90 158.06 1.54 0.00 0.00 0.00 0.00 01:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 17.43 16.14 141.10 1.71 0.00 0.00 0.00 0.00 01:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:13 ens3 14.16 13.52 140.98 1.22 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 16.06 12.64 116.75 2.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39185) 07/27/26 _x86_64_ (2 CPU) 00:00:17 CPU %user %nice %system %iowait %steal %idle 00:10:13 all 0.26 0.00 0.10 0.01 0.01 99.61 00:10:13 0 0.06 0.00 0.12 0.02 0.02 99.78 00:10:13 1 0.47 0.00 0.08 0.01 0.01 99.43 00:20:01 all 0.46 0.00 0.20 0.01 0.02 99.31 00:20:01 0 0.49 0.00 0.19 0.01 0.02 99.30 00:20:01 1 0.43 0.00 0.21 0.02 0.02 99.33 00:30:13 all 0.24 0.00 0.17 0.01 0.01 99.56 00:30:13 0 0.08 0.00 0.18 0.02 0.01 99.70 00:30:13 1 0.40 0.00 0.16 0.00 0.01 99.42 00:40:17 all 12.14 0.00 1.74 0.79 0.04 85.30 00:40:17 0 10.77 0.00 1.44 0.73 0.04 87.02 00:40:17 1 13.51 0.00 2.03 0.84 0.04 83.57 00:50:17 all 0.99 0.00 0.26 0.01 0.04 98.70 00:50:17 0 1.05 0.00 0.32 0.01 0.04 98.59 00:50:17 1 0.94 0.00 0.21 0.01 0.03 98.80 01:00:17 all 4.46 0.00 0.54 0.01 0.05 94.94 01:00:17 0 4.51 0.00 0.52 0.01 0.04 94.92 01:00:17 1 4.41 0.00 0.57 0.01 0.05 94.96 01:10:13 all 5.81 0.00 0.60 0.03 0.05 93.51 01:10:13 0 3.01 0.00 0.39 0.02 0.05 96.54 01:10:13 1 8.63 0.00 0.81 0.04 0.05 90.47 01:20:17 all 1.65 0.00 0.29 0.01 0.04 98.01 01:20:17 0 1.55 0.00 0.17 0.00 0.03 98.25 01:20:17 1 1.76 0.00 0.42 0.01 0.05 97.77 01:30:13 all 0.95 0.00 0.32 0.01 0.03 98.69 01:30:13 0 1.10 0.00 0.36 0.01 0.04 98.50 01:30:13 1 0.80 0.00 0.28 0.01 0.03 98.88 Average: all 3.00 0.00 0.47 0.10 0.03 96.40 Average: 0 2.52 0.00 0.41 0.09 0.03 96.95 Average: 1 3.48 0.00 0.53 0.11 0.03 95.85