---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31457 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 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 780 5173 4 2280 7160 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:93:7a:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80340sec preferred_lft 80340sec inet6 fe80::f816:3eff:fe93:7adb/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-31457) 06/29/26 _x86_64_ (2 CPU) 00:47:57 LINUX RESTART (2 CPU) 00:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:00 2.23 0.28 1.93 0.02 32.21 1539.21 436.20 01:10:00 1.35 0.01 1.32 0.01 1.11 438.86 0.89 01:20:00 1.21 0.00 1.19 0.02 0.01 14.48 1.20 01:30:00 14.08 0.00 1.49 12.58 0.15 18.75 109991.65 01:40:00 1.29 0.00 1.27 0.02 0.00 15.32 1.20 01:50:00 1.56 0.00 1.53 0.02 0.00 18.41 219.00 02:00:00 1.60 0.00 1.57 0.03 0.00 19.25 872.28 02:10:00 1.38 0.00 1.36 0.02 0.00 15.89 1.20 02:20:00 24.37 2.97 19.21 2.20 224.84 3444.93 3477.29 Average: 5.45 0.36 3.43 1.66 28.70 613.90 12777.90 00:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 6234184 7511832 307704 3.78 30768 1452356 731148 7.96 455856 1204760 208 01:10:00 6241480 7519972 299568 3.68 30972 1452996 524672 5.71 454376 1205292 152 01:20:00 6248088 7527148 292384 3.60 31176 1453356 524872 5.72 454848 1205852 180 01:30:00 6247196 7526828 292548 3.60 31380 1453700 524872 5.72 454732 1206372 148 01:40:00 6246512 7526840 292552 3.60 31596 1454172 552212 6.01 458336 1206940 212 01:50:00 6238208 7519092 300296 3.69 31840 1454472 552212 6.01 459780 1207484 128 02:00:00 6243288 7524732 294608 3.62 32056 1454832 552212 6.01 460940 1208028 164 02:10:00 6243284 7525268 294092 3.62 32264 1455128 552220 6.01 462236 1208560 148 02:20:00 5169220 7369736 396960 4.88 86736 2274360 629704 6.86 609536 2037048 162156 Average: 6123496 7505716 307857 3.79 37643 1545041 571569 6.23 474516 1298926 18166 00:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 2.59 0.53 3.54 0.07 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 1.04 0.11 0.19 0.09 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.83 0.07 3.26 0.06 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 0.47 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.60 0.26 0.09 0.64 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.32 0.06 0.09 0.04 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 0.22 0.06 0.06 0.03 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 0.24 0.04 0.07 0.03 0.00 0.00 0.00 0.00 02:20:00 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 02:20:00 ens3 48.35 29.87 312.25 7.57 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 6.07 3.45 35.52 0.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31457) 06/29/26 _x86_64_ (2 CPU) 00:47:57 LINUX RESTART (2 CPU) 00:50:00 CPU %user %nice %system %iowait %steal %idle 01:00:00 all 0.39 0.00 0.20 0.03 0.03 99.35 01:00:00 0 0.13 0.00 0.18 0.02 0.03 99.64 01:00:00 1 0.65 0.00 0.22 0.04 0.02 99.07 01:10:00 all 0.28 0.00 0.08 0.05 0.03 99.57 01:10:00 0 0.44 0.00 0.07 0.09 0.02 99.38 01:10:00 1 0.13 0.00 0.08 0.01 0.03 99.75 01:20:00 all 0.22 0.00 0.08 0.01 0.02 99.66 01:20:00 0 0.39 0.00 0.07 0.01 0.02 99.51 01:20:00 1 0.06 0.00 0.09 0.01 0.03 99.82 01:30:00 all 0.27 0.00 0.18 0.03 0.02 99.50 01:30:00 0 0.39 0.00 0.15 0.02 0.01 99.42 01:30:00 1 0.14 0.00 0.20 0.04 0.03 99.58 01:40:00 all 0.25 0.00 0.08 0.01 0.02 99.64 01:40:00 0 0.28 0.00 0.07 0.01 0.02 99.63 01:40:00 1 0.23 0.00 0.10 0.00 0.02 99.66 01:50:00 all 0.26 0.00 0.08 0.01 0.02 99.63 01:50:00 0 0.07 0.00 0.08 0.01 0.02 99.82 01:50:00 1 0.45 0.00 0.07 0.01 0.02 99.45 02:00:00 all 0.28 0.00 0.17 0.01 0.02 99.52 02:00:00 0 0.17 0.00 0.17 0.00 0.02 99.64 02:00:00 1 0.38 0.00 0.17 0.02 0.02 99.41 02:10:00 all 0.25 0.00 0.06 0.01 0.02 99.66 02:10:00 0 0.13 0.00 0.07 0.01 0.02 99.77 02:10:00 1 0.37 0.00 0.05 0.01 0.02 99.55 02:20:00 all 10.53 0.00 1.53 0.48 0.05 87.41 02:20:00 0 9.59 0.00 1.54 0.59 0.05 88.23 02:20:00 1 11.48 0.00 1.51 0.37 0.05 86.59 Average: all 1.41 0.00 0.27 0.07 0.02 98.22 Average: 0 1.29 0.00 0.27 0.08 0.02 98.34 Average: 1 1.54 0.00 0.28 0.06 0.03 98.10