---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-54365 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 760 5276 4 2193 7181 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:72:c5:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80840sec preferred_lft 80840sec inet6 fe80::f816:3eff:fe72:c5b0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54365) 03/31/26 _x86_64_ (2 CPU) 00:37:32 LINUX RESTART (2 CPU) 00:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:17 1.30 0.02 1.27 0.00 1.24 15.91 0.12 01:00:01 14.98 0.33 1.73 12.92 40.32 76.87 112708.33 01:10:17 1.43 0.00 1.41 0.02 1.03 17.18 1.10 01:20:17 1.30 0.00 1.30 0.00 0.01 16.03 0.00 01:30:01 1.49 0.00 1.48 0.01 0.00 18.32 0.27 01:40:17 1.40 0.00 1.39 0.00 0.00 17.62 0.08 01:50:17 22.38 3.19 16.96 2.23 232.55 3130.71 506.04 02:00:01 1.66 0.01 1.63 0.02 0.80 39.64 0.56 Average: 5.71 0.45 3.40 1.86 34.48 417.64 13813.69 00:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:17 6294916 7541248 279028 3.43 30532 1421500 529060 5.76 446788 1183072 128 01:00:01 6246944 7522012 297504 3.66 30916 1449472 726848 7.92 464724 1200336 240 01:10:17 6254516 7530440 289128 3.56 31124 1450116 529252 5.76 459376 1200868 152 01:20:17 6261880 7538300 281300 3.46 31280 1450436 529252 5.76 459700 1201352 184 01:30:01 6255088 7532040 287548 3.54 31456 1450772 529340 5.77 459708 1201864 276 01:40:17 6253240 7530828 288724 3.55 31644 1451228 529432 5.77 460160 1202368 264 01:50:17 5338028 7447076 324292 3.99 85512 2187608 561200 6.11 549964 1946744 496 02:00:01 5287444 7401732 369700 4.55 85652 2192780 647380 7.05 601660 1952048 144 Average: 6024007 7505460 302153 3.72 44764 1631739 572720 6.24 487760 1386082 236 00:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:17 ens3 1.40 0.11 0.17 0.06 0.00 0.00 0.00 0.00 01:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.68 0.24 3.16 0.05 0.00 0.00 0.00 0.00 01:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:17 ens3 1.00 0.05 11.39 0.03 0.00 0.00 0.00 0.00 01:20:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:17 ens3 0.35 0.09 0.11 0.06 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 0.23 0.06 0.07 0.04 0.00 0.00 0.00 0.00 01:40:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:17 ens3 0.45 0.27 0.11 0.65 0.00 0.00 0.00 0.00 01:50:17 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 01:50:17 ens3 41.22 28.31 294.08 7.62 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 7.53 4.09 1.45 1.97 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 6.61 4.15 38.98 1.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-54365) 03/31/26 _x86_64_ (2 CPU) 00:37:32 LINUX RESTART (2 CPU) 00:40:17 CPU %user %nice %system %iowait %steal %idle 00:50:17 all 0.27 0.00 0.07 0.01 0.04 99.61 00:50:17 0 0.06 0.00 0.09 0.02 0.04 99.79 00:50:17 1 0.48 0.00 0.06 0.01 0.04 99.42 01:00:01 all 0.40 0.00 0.21 0.04 0.04 99.31 01:00:01 0 0.42 0.00 0.24 0.07 0.04 99.24 01:00:01 1 0.38 0.00 0.18 0.01 0.04 99.39 01:10:17 all 0.26 0.00 0.07 0.02 0.04 99.61 01:10:17 0 0.07 0.00 0.08 0.03 0.05 99.77 01:10:17 1 0.45 0.00 0.06 0.00 0.03 99.46 01:20:17 all 0.24 0.00 0.07 0.01 0.04 99.64 01:20:17 0 0.05 0.00 0.09 0.02 0.05 99.80 01:20:17 1 0.42 0.00 0.06 0.00 0.04 99.48 01:30:01 all 0.27 0.00 0.16 0.01 0.04 99.52 01:30:01 0 0.07 0.00 0.18 0.02 0.05 99.68 01:30:01 1 0.47 0.00 0.13 0.01 0.03 99.36 01:40:17 all 0.22 0.00 0.07 0.01 0.04 99.66 01:40:17 0 0.06 0.00 0.09 0.01 0.05 99.80 01:40:17 1 0.38 0.00 0.06 0.01 0.03 99.51 01:50:17 all 10.46 0.00 1.58 0.55 0.05 87.35 01:50:17 0 11.09 0.00 1.72 0.58 0.05 86.56 01:50:17 1 9.84 0.00 1.45 0.52 0.05 88.14 02:00:01 all 2.18 0.00 0.27 0.01 0.08 97.45 02:00:01 0 2.15 0.00 0.30 0.01 0.08 97.47 02:00:01 1 2.22 0.00 0.25 0.01 0.08 97.44 Average: all 1.78 0.00 0.31 0.08 0.05 97.77 Average: 0 1.74 0.00 0.35 0.09 0.05 97.77 Average: 1 1.83 0.00 0.28 0.07 0.04 97.78