---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-54140 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 5295 4 2173 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:7a:dc:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82174sec preferred_lft 82174sec inet6 fe80::f816:3eff:fe7a:dc73/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54140) 03/30/26 _x86_64_ (2 CPU) 01:54:26 LINUX RESTART (2 CPU) 02:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:10 1.49 0.01 1.46 0.02 1.11 17.82 1.13 02:20:09 14.02 0.01 1.44 12.57 0.16 17.19 109236.76 02:30:09 1.64 0.00 1.61 0.03 0.00 19.16 1.40 02:40:08 1.54 0.00 1.52 0.02 0.00 18.85 1.19 02:50:08 1.44 0.00 1.42 0.02 0.00 17.13 1.32 03:00:08 22.59 3.19 17.15 2.25 232.58 3127.03 1165.60 Average: 7.12 0.53 4.10 2.48 38.99 536.38 18393.61 02:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:10 6248536 7523552 296736 3.65 30876 1449440 529188 5.76 454008 1200084 188 02:20:09 6248288 7523892 296264 3.64 31076 1449816 529188 5.76 453968 1200632 132 02:30:09 6254144 7530308 289808 3.56 31280 1450144 529348 5.77 454136 1201164 132 02:40:08 6261960 7538676 281424 3.46 31496 1450468 529448 5.77 454556 1201704 132 02:50:08 6261472 7538884 281204 3.46 31728 1450928 529448 5.77 454744 1202268 132 03:00:08 5358068 7467048 304824 3.75 85840 2187212 563620 6.14 547940 1946780 2356 Average: 6105411 7520393 291710 3.59 40383 1573001 535040 5.83 469892 1325439 512 02:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 0.51 0.04 0.06 0.01 0.00 0.00 0.00 0.00 02:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:09 ens3 0.91 0.03 10.18 0.01 0.00 0.00 0.00 0.00 02:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:09 ens3 0.20 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:08 ens3 0.66 0.17 0.23 0.14 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.20 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:00:08 lo 1.31 1.31 0.11 0.11 0.00 0.00 0.00 0.00 03:00:08 ens3 38.70 27.72 293.84 8.07 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 6.87 4.67 50.75 1.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54140) 03/30/26 _x86_64_ (2 CPU) 01:54:26 LINUX RESTART (2 CPU) 02:00:10 CPU %user %nice %system %iowait %steal %idle 02:10:10 all 0.24 0.00 0.08 0.01 0.03 99.65 02:10:10 0 0.29 0.00 0.08 0.00 0.03 99.60 02:10:10 1 0.18 0.00 0.08 0.02 0.03 99.69 02:20:09 all 0.31 0.00 0.11 0.06 0.02 99.51 02:20:09 0 0.30 0.00 0.10 0.05 0.02 99.53 02:20:09 1 0.31 0.00 0.12 0.06 0.02 99.48 02:30:09 all 0.28 0.00 0.18 0.01 0.02 99.51 02:30:09 0 0.37 0.00 0.16 0.00 0.02 99.45 02:30:09 1 0.19 0.00 0.20 0.02 0.02 99.56 02:40:08 all 0.26 0.00 0.09 0.02 0.02 99.61 02:40:08 0 0.26 0.00 0.08 0.01 0.02 99.63 02:40:08 1 0.26 0.00 0.10 0.03 0.03 99.59 02:50:08 all 0.25 0.00 0.07 0.01 0.02 99.65 02:50:08 0 0.39 0.00 0.06 0.02 0.02 99.52 02:50:08 1 0.10 0.00 0.09 0.00 0.03 99.77 03:00:08 all 10.77 0.00 1.70 0.62 0.05 86.86 03:00:08 0 11.60 0.00 1.76 0.69 0.05 85.90 03:00:08 1 9.94 0.00 1.63 0.55 0.05 87.82 Average: all 2.02 0.00 0.37 0.12 0.03 97.46 Average: 0 2.20 0.00 0.37 0.13 0.03 97.27 Average: 1 1.83 0.00 0.37 0.11 0.03 97.65