---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22404 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 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 771 5203 4 2259 7170 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:53:2c:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80659sec preferred_lft 80659sec inet6 fe80::f816:3eff:fe53:2caa/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-22404) 06/02/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:09 1.67 0.01 1.63 0.03 0.05 19.65 651.72 01:10:10 1.36 0.00 1.34 0.02 0.00 15.72 1.20 01:20:01 1.35 0.00 1.33 0.02 0.01 15.64 1.10 01:30:11 1.60 0.00 1.58 0.03 0.00 18.72 430.02 01:40:12 2.00 0.26 1.71 0.03 32.01 75.37 1.31 01:50:01 23.41 3.08 17.97 2.36 232.27 3531.84 1327.99 02:00:13 1.46 0.00 1.44 0.01 0.00 18.01 0.22 02:10:13 1.19 0.00 1.19 0.00 0.00 14.48 0.00 Average: 4.20 0.41 3.48 0.31 32.43 454.60 299.92 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:09 6283652 7534192 285980 3.52 30776 1425588 519500 5.66 434032 1187644 124 01:10:10 6293884 7544952 275216 3.38 30968 1425916 519568 5.66 434304 1188168 124 01:20:01 6299964 7551564 268572 3.30 31168 1426240 519564 5.66 435328 1188692 120 01:30:11 6278592 7530756 289332 3.56 31388 1426576 519700 5.66 435408 1189244 172 01:40:12 6251576 7530912 288756 3.55 31784 1452984 519924 5.66 445392 1206848 148 01:50:01 5189408 7385112 382400 4.70 86568 2269996 648544 7.06 611964 2033088 148 02:00:13 5186432 7382640 384768 4.73 86712 2270348 648640 7.06 611920 2033584 180 02:10:13 5186180 7382840 384600 4.73 86816 2270696 650268 7.08 613288 2034036 176 Average: 5871211 7480371 319953 3.93 52022 1746043 568214 6.19 502704 1507663 149 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:09 ens3 0.68 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 0.64 0.09 4.91 0.06 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.54 0.09 0.13 0.06 0.00 0.00 0.00 0.00 01:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 0.47 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:40:12 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:12 ens3 0.96 0.50 3.31 0.66 0.00 0.00 0.00 0.00 01:50:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 66.62 47.10 321.81 11.48 0.00 0.00 0.00 0.00 02:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:13 ens3 1.68 0.20 0.25 0.07 0.00 0.00 0.00 0.00 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 0.60 0.22 0.10 0.03 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 8.86 5.92 40.50 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22404) 06/02/26 _x86_64_ (2 CPU) 00:42:17 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:09 all 0.25 0.00 0.18 0.01 0.02 99.54 01:00:09 0 0.13 0.00 0.18 0.02 0.02 99.65 01:00:09 1 0.37 0.00 0.17 0.01 0.02 99.43 01:10:10 all 0.23 0.00 0.07 0.01 0.03 99.67 01:10:10 0 0.40 0.00 0.06 0.00 0.02 99.52 01:10:10 1 0.06 0.00 0.08 0.02 0.03 99.82 01:20:01 all 0.26 0.00 0.07 0.02 0.03 99.63 01:20:01 0 0.45 0.00 0.05 0.02 0.02 99.46 01:20:01 1 0.07 0.00 0.08 0.01 0.03 99.81 01:30:11 all 0.30 0.00 0.15 0.04 0.03 99.48 01:30:11 0 0.49 0.00 0.13 0.01 0.02 99.35 01:30:11 1 0.12 0.00 0.18 0.07 0.03 99.60 01:40:12 all 0.32 0.00 0.10 0.02 0.03 99.53 01:40:12 0 0.36 0.00 0.12 0.04 0.03 99.46 01:40:12 1 0.28 0.00 0.08 0.01 0.03 99.61 01:50:01 all 11.98 0.00 1.76 0.56 0.06 85.64 01:50:01 0 12.87 0.00 1.83 0.82 0.07 84.40 01:50:01 1 11.09 0.00 1.68 0.30 0.05 86.88 02:00:13 all 0.41 0.00 0.21 0.01 0.04 99.33 02:00:13 0 0.31 0.00 0.26 0.01 0.06 99.36 02:00:13 1 0.51 0.00 0.15 0.02 0.02 99.30 02:10:13 all 0.38 0.00 0.12 0.01 0.04 99.45 02:10:13 0 0.28 0.00 0.16 0.00 0.06 99.49 02:10:13 1 0.47 0.00 0.09 0.01 0.03 99.41 Average: all 1.73 0.00 0.33 0.08 0.03 97.82 Average: 0 1.88 0.00 0.35 0.11 0.04 97.63 Average: 1 1.59 0.00 0.31 0.05 0.03 98.01