---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33889 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 735 5221 4 2277 7206 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:c2:c7:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80490sec preferred_lft 80490sec inet6 fe80::f816:3eff:fec2:c704/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33889) 07/08/26 _x86_64_ (2 CPU) 01:58:40 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:04 1.88 0.27 1.58 0.03 31.75 76.92 0.68 02:20:01 1.41 0.01 1.40 0.01 0.07 16.69 0.62 02:30:01 1.54 0.00 1.51 0.03 0.00 18.20 436.81 02:40:14 1.41 0.00 1.39 0.02 0.00 16.57 1.19 02:50:01 1.34 0.00 1.33 0.02 0.00 15.82 1.00 03:00:01 1.54 0.00 1.50 0.03 0.00 18.49 436.80 03:10:24 22.50 2.90 17.40 2.20 221.93 3343.93 721.34 03:20:14 1.29 0.00 1.29 0.00 0.00 15.53 0.00 03:30:01 1.37 0.00 1.36 0.02 0.00 17.29 0.23 Average: 3.90 0.37 3.26 0.27 29.16 407.54 180.73 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:04 6257156 7535308 284620 3.50 30812 1452588 521744 5.68 444508 1204968 248 02:20:01 6265516 7544228 275708 3.39 31028 1452920 521740 5.68 444428 1205524 240 02:30:01 6267732 7547004 272856 3.36 31244 1453248 521900 5.68 444480 1206068 144 02:40:14 6268812 7548644 271212 3.33 31472 1453572 521988 5.69 446216 1206620 132 02:50:01 6268072 7548444 271404 3.34 31676 1453904 522052 5.69 446300 1207156 124 03:00:01 6268088 7549136 270684 3.33 31888 1454356 522192 5.69 446964 1207692 124 03:10:24 5211816 7423768 343284 4.22 87780 2284260 616724 6.72 583492 2047592 216 03:20:14 5210568 7423024 344036 4.23 87932 2284608 616724 6.72 583612 2048100 132 03:30:01 5206952 7419892 347100 4.27 88056 2284960 616724 6.72 583660 2048576 280 Average: 5913857 7504383 297878 3.66 50210 1730491 553532 6.03 491518 1486922 182 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:04 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 1.88 0.27 3.44 0.03 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 0.38 0.04 0.04 0.01 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 0.47 0.03 5.62 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 0.39 0.07 0.11 0.06 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 0.28 0.08 0.09 0.04 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.38 0.15 0.12 0.44 0.00 0.00 0.00 0.00 03:10:24 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 03:10:24 ens3 57.31 36.83 307.69 9.39 0.00 0.00 0.00 0.00 03:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:14 ens3 0.66 0.15 0.08 0.03 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.55 0.28 0.16 0.07 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 7.17 4.37 36.58 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33889) 07/08/26 _x86_64_ (2 CPU) 01:58:40 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:04 all 0.41 0.00 0.19 0.02 0.03 99.36 02:10:04 0 0.15 0.00 0.17 0.01 0.03 99.64 02:10:04 1 0.66 0.00 0.20 0.02 0.03 99.08 02:20:01 all 0.25 0.00 0.08 0.01 0.02 99.63 02:20:01 0 0.24 0.00 0.07 0.02 0.02 99.65 02:20:01 1 0.27 0.00 0.09 0.00 0.02 99.62 02:30:01 all 0.30 0.00 0.16 0.01 0.02 99.51 02:30:01 0 0.30 0.00 0.16 0.00 0.02 99.52 02:30:01 1 0.31 0.00 0.17 0.02 0.02 99.49 02:40:14 all 0.29 0.00 0.08 0.01 0.02 99.60 02:40:14 0 0.16 0.00 0.08 0.01 0.02 99.73 02:40:14 1 0.42 0.00 0.08 0.01 0.02 99.47 02:50:01 all 0.27 0.00 0.09 0.01 0.02 99.61 02:50:01 0 0.30 0.00 0.08 0.01 0.02 99.60 02:50:01 1 0.23 0.00 0.09 0.02 0.03 99.63 03:00:01 all 0.28 0.00 0.17 0.01 0.03 99.51 03:00:01 0 0.14 0.00 0.19 0.01 0.03 99.64 03:00:01 1 0.42 0.00 0.16 0.01 0.02 99.39 03:10:24 all 11.82 0.00 1.71 0.74 0.07 85.66 03:10:24 0 12.46 0.00 1.90 0.74 0.07 84.83 03:10:24 1 11.19 0.00 1.52 0.75 0.06 86.49 03:20:14 all 0.41 0.00 0.14 0.01 0.04 99.41 03:20:14 0 0.47 0.00 0.10 0.01 0.02 99.40 03:20:14 1 0.34 0.00 0.18 0.01 0.06 99.41 03:30:01 all 0.43 0.00 0.25 0.01 0.05 99.26 03:30:01 0 0.43 0.00 0.21 0.01 0.03 99.32 03:30:01 1 0.44 0.00 0.28 0.01 0.07 99.20 Average: all 1.65 0.00 0.32 0.09 0.03 97.89 Average: 0 1.68 0.00 0.34 0.09 0.03 97.87 Average: 1 1.63 0.00 0.31 0.10 0.04 97.92