---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16951 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 746 5286 4 2197 7195 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:f0:91:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80712sec preferred_lft 80712sec inet6 fe80::f816:3eff:fef0:9114/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16951) 05/20/26 _x86_64_ (2 CPU) 00:30:04 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:30 1.40 0.01 1.39 0.01 0.05 16.48 0.57 01:00:00 2.09 0.26 1.79 0.04 32.60 79.85 460.15 01:10:20 1.41 0.00 1.40 0.00 0.00 16.26 0.23 01:20:30 13.89 0.00 1.55 12.34 0.16 17.99 107332.64 01:30:01 1.41 0.00 1.40 0.01 0.00 16.74 458.23 01:40:30 21.61 3.04 16.46 2.12 222.12 3014.59 960.80 01:50:30 1.39 0.00 1.39 0.00 0.11 27.87 0.00 02:00:00 1.49 0.00 1.47 0.02 0.00 24.49 0.24 Average: 5.73 0.43 3.45 1.85 33.04 419.76 13875.40 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:30 6298480 7545808 274848 3.38 30700 1422344 527608 5.75 448676 1183604 160 01:00:00 6235344 7509380 310792 3.82 31076 1448304 722476 7.87 463064 1201180 124 01:10:20 6236008 7510596 309500 3.81 31252 1448668 722628 7.87 463468 1201720 128 01:20:30 6236936 7512100 307944 3.79 31432 1449044 722756 7.87 464072 1202248 136 01:30:01 6256984 7532748 287228 3.53 31592 1449464 722820 7.87 464316 1202700 240 01:40:30 5295780 7417656 353680 4.35 85860 2199884 823156 8.97 592080 1961504 156 01:50:30 5280416 7405992 365260 4.49 85960 2203476 843792 9.19 604924 1965196 232 02:00:00 5259816 7387532 383660 4.72 86108 2205476 849180 9.25 609684 1967328 184 Average: 5887470 7477726 324114 3.99 51748 1728332 741802 8.08 513786 1485685 170 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:30 ens3 0.58 0.10 0.13 0.06 0.00 0.00 0.00 0.00 01:00:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 0.43 0.24 3.30 0.04 0.00 0.00 0.00 0.00 01:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:20 ens3 0.36 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:20:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:30 ens3 0.45 0.11 0.14 0.08 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.40 0.18 0.10 0.73 0.00 0.00 0.00 0.00 01:40:30 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:40:30 ens3 39.31 27.67 286.60 7.51 0.00 0.00 0.00 0.00 01:50:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:30 ens3 11.02 9.19 2.06 3.27 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 2.07 1.69 0.33 0.41 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 7.06 5.06 38.33 1.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16951) 05/20/26 _x86_64_ (2 CPU) 00:30:04 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:30 all 0.25 0.00 0.07 0.01 0.04 99.63 00:50:30 0 0.18 0.00 0.06 0.02 0.04 99.70 00:50:30 1 0.32 0.00 0.08 0.01 0.04 99.56 01:00:00 all 0.42 0.00 0.18 0.02 0.04 99.33 01:00:00 0 0.32 0.00 0.20 0.01 0.05 99.41 01:00:00 1 0.52 0.00 0.16 0.04 0.04 99.25 01:10:20 all 0.25 0.00 0.07 0.01 0.04 99.62 01:10:20 0 0.26 0.00 0.07 0.00 0.04 99.62 01:10:20 1 0.24 0.00 0.07 0.02 0.04 99.63 01:20:30 all 0.24 0.00 0.09 0.03 0.04 99.60 01:20:30 0 0.25 0.00 0.08 0.04 0.03 99.59 01:20:30 1 0.23 0.00 0.09 0.03 0.04 99.61 01:30:01 all 0.26 0.00 0.16 0.01 0.04 99.53 01:30:01 0 0.41 0.00 0.14 0.00 0.03 99.42 01:30:01 1 0.11 0.00 0.17 0.02 0.05 99.64 01:40:30 all 10.27 0.00 1.54 0.64 0.07 87.49 01:40:30 0 9.79 0.00 1.50 0.60 0.07 88.04 01:40:30 1 10.75 0.00 1.58 0.67 0.06 86.94 01:50:30 all 1.52 0.00 0.18 0.01 0.07 98.22 01:50:30 0 2.28 0.00 0.20 0.01 0.08 97.43 01:50:30 1 0.76 0.00 0.16 0.01 0.06 99.02 02:00:00 all 0.93 0.00 0.35 0.01 0.08 98.62 02:00:00 0 0.79 0.00 0.31 0.02 0.07 98.81 02:00:00 1 1.08 0.00 0.39 0.01 0.10 98.42 Average: all 1.82 0.00 0.34 0.10 0.05 97.69 Average: 0 1.84 0.00 0.33 0.09 0.05 97.69 Average: 1 1.81 0.00 0.34 0.10 0.05 97.69