---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27448 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: 5599.94 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 769 5202 4 2262 7172 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:e0:7b:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80749sec preferred_lft 80749sec inet6 fe80::f816:3eff:fee0:7bed/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-27448) 06/15/26 _x86_64_ (2 CPU) 00:43:26 LINUX RESTART (2 CPU) 00:50:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.63 0.01 1.60 0.02 1.13 18.98 444.71 01:10:13 1.51 0.00 1.49 0.02 0.00 17.90 214.73 01:20:14 1.41 0.00 1.39 0.02 0.01 15.71 1.20 01:30:01 14.43 0.00 1.57 12.86 0.15 18.75 111965.31 01:40:09 1.99 0.42 1.55 0.02 17.71 48.99 1.22 01:50:06 22.96 2.60 18.07 2.29 211.15 3381.86 471.99 02:00:02 1.37 0.00 1.35 0.02 0.00 17.03 0.66 02:10:14 1.39 0.00 1.38 0.01 0.00 17.13 0.29 Average: 5.79 0.38 3.54 1.87 28.66 439.96 13830.09 00:50:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6268188 7541680 278316 3.42 30844 1447964 530196 5.77 456168 1200756 124 01:10:13 6271060 7545140 274812 3.38 31080 1448300 530292 5.78 459984 1201328 124 01:20:14 6271696 7546304 273628 3.36 31276 1448628 530392 5.78 460452 1201848 144 01:30:01 6272740 7547948 271964 3.34 31488 1448992 530440 5.78 460308 1202400 236 01:40:09 6232624 7523680 295872 3.64 31832 1464424 547768 5.97 487864 1215960 212 01:50:06 5196828 7392600 374492 4.60 86944 2269024 650704 7.09 616196 2032080 184 02:00:02 5192832 7389072 377960 4.65 87068 2269376 651728 7.10 616304 2032556 292 02:10:14 5193452 7390188 376840 4.63 87216 2269728 651760 7.10 616332 2033056 140 Average: 5862428 7484576 315486 3.88 52218 1758304 577910 6.29 521701 1514998 182 00:50:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 1.10 0.11 0.21 0.10 0.00 0.00 0.00 0.00 01:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:13 ens3 0.92 0.06 6.22 0.03 0.00 0.00 0.00 0.00 01:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:14 ens3 0.50 0.08 0.30 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 0.32 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:40:09 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 12.87 5.68 20.12 3.29 0.00 0.00 0.00 0.00 01:50:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:06 ens3 60.37 44.72 296.47 8.97 0.00 0.00 0.00 0.00 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 1.56 0.15 0.18 0.04 0.00 0.00 0.00 0.00 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 0.79 0.16 4.26 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 9.78 6.36 40.85 1.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27448) 06/15/26 _x86_64_ (2 CPU) 00:43:26 LINUX RESTART (2 CPU) 00:50:12 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.28 0.00 0.18 0.01 0.03 99.51 01:00:01 0 0.08 0.00 0.19 0.00 0.04 99.69 01:00:01 1 0.47 0.00 0.16 0.02 0.02 99.33 01:10:13 all 0.29 0.00 0.08 0.01 0.03 99.59 01:10:13 0 0.06 0.00 0.09 0.01 0.03 99.80 01:10:13 1 0.51 0.00 0.07 0.01 0.03 99.38 01:20:14 all 0.26 0.00 0.07 0.01 0.03 99.63 01:20:14 0 0.05 0.00 0.08 0.02 0.03 99.82 01:20:14 1 0.46 0.00 0.06 0.00 0.02 99.45 01:30:01 all 0.23 0.00 0.17 0.03 0.03 99.54 01:30:01 0 0.23 0.00 0.16 0.02 0.03 99.56 01:30:01 1 0.23 0.00 0.18 0.04 0.03 99.51 01:40:09 all 0.51 0.00 0.11 0.02 0.03 99.34 01:40:09 0 0.36 0.00 0.13 0.03 0.03 99.45 01:40:09 1 0.66 0.00 0.08 0.01 0.02 99.23 01:50:06 all 11.56 0.00 1.70 0.53 0.07 86.14 01:50:06 0 8.87 0.00 1.57 0.55 0.07 88.94 01:50:06 1 14.25 0.00 1.84 0.51 0.07 83.33 02:00:02 all 0.41 0.00 0.22 0.01 0.06 99.31 02:00:02 0 0.46 0.00 0.19 0.01 0.05 99.29 02:00:02 1 0.36 0.00 0.24 0.01 0.07 99.33 02:10:14 all 0.39 0.00 0.13 0.01 0.04 99.43 02:10:14 0 0.49 0.00 0.08 0.01 0.02 99.41 02:10:14 1 0.29 0.00 0.19 0.01 0.06 99.45 Average: all 1.73 0.00 0.33 0.08 0.04 97.82 Average: 0 1.32 0.00 0.31 0.08 0.04 98.25 Average: 1 2.14 0.00 0.35 0.07 0.04 97.39