---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16630 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 752 5290 4 2187 7189 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:73:03:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81572sec preferred_lft 81572sec inet6 fe80::f816:3eff:fe73:313/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16630) 05/19/26 _x86_64_ (2 CPU) 00:42:21 LINUX RESTART (2 CPU) 00:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:04 1.59 0.01 1.57 0.02 0.05 19.56 871.33 01:10:05 1.76 0.25 1.50 0.01 30.92 73.48 0.17 01:20:05 1.33 0.00 1.31 0.01 0.01 15.74 0.84 01:30:05 1.57 0.00 1.53 0.03 0.00 19.23 872.55 01:40:04 1.90 0.43 1.45 0.02 18.00 49.17 1.24 01:50:05 21.42 2.60 16.61 2.21 210.49 3155.51 734.55 02:00:05 1.39 0.00 1.37 0.02 0.00 23.92 0.32 Average: 4.42 0.47 3.62 0.33 37.10 479.93 354.46 00:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:04 6290300 7537404 283204 3.48 30704 1422052 537508 5.85 444184 1183592 188 01:10:05 6246508 7520296 299816 3.69 31060 1448040 732324 7.98 458632 1201172 184 01:20:05 6252892 7527224 292880 3.60 31268 1448368 732400 7.98 462196 1201708 184 01:30:05 6246092 7521020 299032 3.68 31500 1448700 732416 7.98 462264 1202272 192 01:40:04 6212324 7503328 316392 3.89 31864 1464168 772152 8.41 500976 1215896 364 01:50:05 5261268 7382208 389216 4.79 85216 2199612 847828 9.23 605004 1961096 204 02:00:05 5218804 7341740 429632 5.28 85360 2201476 870636 9.48 619572 1963096 288 Average: 5961170 7476174 330025 4.06 46710 1661774 746466 8.13 507547 1418405 229 00:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 0.54 0.07 0.08 0.04 0.00 0.00 0.00 0.00 01:10:05 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.84 0.27 15.53 0.05 0.00 0.00 0.00 0.00 01:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 0.71 0.13 0.71 0.11 0.00 0.00 0.00 0.00 01:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:05 ens3 0.30 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:04 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 8.90 5.62 23.75 3.22 0.00 0.00 0.00 0.00 01:50:05 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 01:50:05 ens3 52.70 35.10 291.97 8.12 0.00 0.00 0.00 0.00 02:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:05 ens3 13.39 12.22 107.24 1.11 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 11.06 7.64 62.80 1.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16630) 05/19/26 _x86_64_ (2 CPU) 00:42:21 LINUX RESTART (2 CPU) 00:50:03 CPU %user %nice %system %iowait %steal %idle 01:00:04 all 0.26 0.00 0.17 0.01 0.02 99.54 01:00:04 0 0.26 0.00 0.18 0.01 0.02 99.52 01:00:04 1 0.26 0.00 0.16 0.01 0.02 99.55 01:10:05 all 0.40 0.00 0.10 0.02 0.02 99.45 01:10:05 0 0.49 0.00 0.07 0.01 0.02 99.42 01:10:05 1 0.31 0.00 0.14 0.04 0.03 99.49 01:20:05 all 0.29 0.00 0.08 0.03 0.03 99.57 01:20:05 0 0.44 0.00 0.07 0.00 0.02 99.47 01:20:05 1 0.13 0.00 0.10 0.06 0.04 99.67 01:30:05 all 0.29 0.00 0.17 0.01 0.02 99.51 01:30:05 0 0.49 0.00 0.15 0.00 0.02 99.34 01:30:05 1 0.09 0.00 0.19 0.02 0.03 99.68 01:40:04 all 0.54 0.00 0.12 0.01 0.02 99.30 01:40:04 0 0.47 0.00 0.11 0.01 0.02 99.38 01:40:04 1 0.61 0.00 0.14 0.02 0.02 99.21 01:50:05 all 10.78 0.00 1.65 0.52 0.06 86.99 01:50:05 0 11.22 0.00 1.75 0.64 0.06 86.33 01:50:05 1 10.34 0.00 1.55 0.41 0.05 87.65 02:00:05 all 0.86 0.00 0.28 0.01 0.05 98.80 02:00:05 0 0.68 0.00 0.24 0.01 0.04 99.03 02:00:05 1 1.05 0.00 0.33 0.01 0.05 98.56 Average: all 1.92 0.00 0.37 0.09 0.03 97.59 Average: 0 2.01 0.00 0.37 0.10 0.03 97.50 Average: 1 1.83 0.00 0.37 0.08 0.03 97.69