---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39264 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 8.0G 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 756 5195 4 2283 7185 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:cd:bb:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80462sec preferred_lft 80462sec inet6 fe80::f816:3eff:fecd:bb38/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39264) 07/27/26 _x86_64_ (2 CPU) 01:48:07 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.97 0.28 1.66 0.02 32.21 78.46 653.96 02:10:14 1.26 0.01 1.24 0.01 1.08 15.74 0.87 02:20:01 1.13 0.00 1.12 0.02 0.01 14.09 1.10 02:30:01 1.41 0.00 1.39 0.03 0.00 18.25 219.17 02:40:14 1.28 0.00 1.26 0.02 0.00 16.16 1.35 02:50:01 1.18 0.00 1.16 0.02 0.00 14.58 0.99 03:00:01 37.13 2.87 18.42 15.83 226.20 3530.76 107174.65 03:10:14 1.31 0.00 1.31 0.00 0.00 16.04 0.00 03:20:01 1.21 0.00 1.21 0.00 0.00 15.03 0.00 Average: 5.31 0.35 3.19 1.77 28.80 412.66 11987.90 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6245808 7519232 300468 3.69 30700 1448236 731384 7.97 455192 1200792 124 02:10:14 6245808 7520108 299512 3.68 30924 1448912 531088 5.78 450012 1201348 216 02:20:01 6245584 7520408 299244 3.68 31116 1449204 531284 5.79 450124 1201864 236 02:30:01 6251476 7526888 292664 3.60 31344 1449536 586444 6.39 455452 1202420 128 02:40:14 6251476 7527592 291960 3.59 31568 1450020 531436 5.79 450508 1202988 172 02:50:01 6251476 7528112 291456 3.58 31772 1450316 558752 6.09 454528 1203504 268 03:00:01 5185548 7403324 362524 4.46 87340 2290072 653916 7.12 602164 2053240 132 03:10:14 5184088 7402388 363492 4.47 87492 2290456 653916 7.12 602240 2053772 164 03:20:01 5182576 7401324 364588 4.48 87616 2290780 653980 7.12 602428 2054220 148 Average: 5893760 7483264 318434 3.92 49986 1729726 603578 6.57 502516 1486016 176 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.58 0.30 3.49 0.08 0.00 0.00 0.00 0.00 02:10:14 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 0.33 0.02 0.04 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.35 0.05 0.49 0.04 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.31 0.03 1.11 0.01 0.00 0.00 0.00 0.00 02:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:14 ens3 0.28 0.05 0.10 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.44 0.27 0.12 0.54 0.00 0.00 0.00 0.00 03:00:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 68.40 46.20 326.57 11.35 0.00 0.00 0.00 0.00 03:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:14 ens3 0.92 0.28 0.13 0.05 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 0.35 0.18 0.07 0.03 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.10 5.26 36.85 1.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39264) 07/27/26 _x86_64_ (2 CPU) 01:48:07 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.43 0.00 0.21 0.04 0.05 99.27 02:00:01 0 0.55 0.00 0.21 0.04 0.06 99.14 02:00:01 1 0.31 0.00 0.20 0.04 0.05 99.40 02:10:14 all 0.27 0.00 0.08 0.58 0.02 99.06 02:10:14 0 0.06 0.00 0.10 1.14 0.02 98.68 02:10:14 1 0.47 0.00 0.06 0.02 0.01 99.43 02:20:01 all 0.25 0.00 0.07 0.01 0.02 99.65 02:20:01 0 0.37 0.00 0.06 0.01 0.01 99.55 02:20:01 1 0.13 0.00 0.09 0.02 0.02 99.74 02:30:01 all 0.32 0.00 0.17 0.02 0.01 99.48 02:30:01 0 0.33 0.00 0.17 0.01 0.01 99.47 02:30:01 1 0.30 0.00 0.17 0.03 0.02 99.48 02:40:14 all 0.24 0.00 0.08 0.02 0.01 99.64 02:40:14 0 0.06 0.00 0.09 0.03 0.01 99.81 02:40:14 1 0.43 0.00 0.06 0.02 0.01 99.48 02:50:01 all 0.28 0.00 0.07 0.01 0.01 99.63 02:50:01 0 0.22 0.00 0.09 0.01 0.02 99.66 02:50:01 1 0.33 0.00 0.05 0.01 0.01 99.60 03:00:01 all 12.57 0.00 1.94 0.65 0.06 84.78 03:00:01 0 10.72 0.00 1.75 0.64 0.05 86.83 03:00:01 1 14.42 0.00 2.13 0.66 0.07 82.73 03:10:14 all 0.42 0.00 0.14 0.01 0.03 99.39 03:10:14 0 0.40 0.00 0.14 0.00 0.03 99.42 03:10:14 1 0.44 0.00 0.15 0.01 0.04 99.36 03:20:01 all 0.45 0.00 0.14 0.01 0.03 99.37 03:20:01 0 0.39 0.00 0.22 0.00 0.05 99.34 03:20:01 1 0.50 0.00 0.07 0.01 0.02 99.40 Average: all 1.69 0.00 0.32 0.15 0.03 97.81 Average: 0 1.45 0.00 0.31 0.21 0.03 97.99 Average: 1 1.92 0.00 0.33 0.09 0.03 97.63