---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2192 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: 5600.00 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 8.1G 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 740 5059 4 2432 7201 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:78:9f:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82548sec preferred_lft 82548sec inet6 fe80::f816:3eff:fe78:9f6a/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-2192) 04/12/26 _x86_64_ (2 CPU) 01:44:57 LINUX RESTART (2 CPU) 01:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:19 1.83 0.03 1.77 0.03 1.70 31.80 1.36 02:10:09 15.12 0.00 1.39 13.72 0.15 17.45 108670.42 02:20:09 1.50 0.00 1.49 0.02 0.01 217.29 0.67 02:30:01 2.37 0.32 2.02 0.03 40.60 271.67 0.69 02:40:09 1.38 0.00 1.38 0.00 0.00 17.00 0.00 Average: 4.39 0.07 1.61 2.71 8.39 110.42 21372.40 01:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:19 5072700 7155504 616668 7.58 84132 2163208 875764 9.54 814200 1932372 132 02:10:09 5093420 7176984 595088 7.32 84312 2163788 863304 9.40 784400 1933104 132 02:20:09 5099592 7244300 527408 6.49 84504 2224388 814756 8.87 737136 1993892 196 02:30:01 4751264 6982920 787212 9.68 84788 2309896 900108 9.80 834052 2068276 172 02:40:09 4935432 7167816 602352 7.41 84928 2310444 865932 9.43 800180 2068872 176 Average: 4990482 7145505 625746 7.69 84533 2234345 863973 9.41 793994 1999303 162 01:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:19 ens3 40.05 36.00 587.86 2.59 0.00 0.00 0.00 0.00 02:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:09 ens3 88.27 82.22 1352.85 5.37 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 28.45 27.02 432.41 1.80 0.00 0.00 0.00 0.00 02:30:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 34.45 32.75 529.86 2.17 0.00 0.00 0.00 0.00 02:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:09 ens3 5.81 5.19 79.17 0.41 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 39.17 36.41 592.69 2.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-2192) 04/12/26 _x86_64_ (2 CPU) 01:44:57 LINUX RESTART (2 CPU) 01:50:09 CPU %user %nice %system %iowait %steal %idle 02:00:19 all 0.75 0.00 0.40 0.01 0.04 98.80 02:00:19 0 1.07 0.00 0.43 0.01 0.03 98.45 02:00:19 1 0.44 0.00 0.37 0.00 0.04 99.15 02:10:09 all 1.06 0.00 0.55 0.03 0.04 98.31 02:10:09 0 1.12 0.00 0.66 0.02 0.04 98.17 02:10:09 1 1.00 0.00 0.45 0.04 0.04 98.46 02:20:09 all 0.73 0.00 0.26 0.02 0.04 98.96 02:20:09 0 0.74 0.00 0.32 0.01 0.04 98.88 02:20:09 1 0.71 0.00 0.20 0.02 0.03 99.03 02:30:01 all 0.94 0.00 0.38 0.03 0.04 98.60 02:30:01 0 0.85 0.00 0.33 0.02 0.03 98.77 02:30:01 1 1.04 0.00 0.43 0.04 0.04 98.44 02:40:09 all 0.45 0.00 0.17 0.00 0.03 99.33 02:40:09 0 0.44 0.00 0.24 0.00 0.04 99.27 02:40:09 1 0.46 0.00 0.11 0.01 0.03 99.39 Average: all 0.79 0.00 0.35 0.02 0.04 98.81 Average: 0 0.84 0.00 0.40 0.01 0.04 98.71 Average: 1 0.73 0.00 0.31 0.02 0.04 98.90