---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33087 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 22% / 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 5155 4 2309 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:16:a0:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82162sec preferred_lft 82162sec inet6 fe80::f816:3eff:fe16:a005/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33087) 07/05/26 _x86_64_ (2 CPU) 01:47:35 LINUX RESTART (2 CPU) 01:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:08 1.58 0.03 1.54 0.02 1.24 18.95 436.05 02:10:01 1.41 0.01 1.39 0.01 0.05 16.36 0.85 02:20:08 1.39 0.00 1.37 0.02 0.01 16.29 1.30 02:30:08 2.07 0.25 1.78 0.04 30.97 78.69 873.03 02:40:01 1.44 0.01 1.42 0.02 1.07 16.45 1.15 02:50:08 1.42 0.00 1.40 0.02 0.00 16.49 1.32 Average: 1.55 0.05 1.48 0.02 5.56 27.20 218.95 01:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:08 6300420 7547256 273316 3.36 30580 1421920 528476 5.76 442752 1183244 216 02:10:01 6300180 7547576 272988 3.36 30792 1422260 528492 5.76 442928 1183796 240 02:20:08 6306088 7554032 266516 3.28 31008 1422584 528628 5.76 443000 1184336 184 02:30:08 6247028 7522164 297856 3.66 31404 1449008 727520 7.92 457396 1202392 188 02:40:01 6254648 7530764 289256 3.56 31604 1449764 528636 5.76 452216 1202920 128 02:50:08 6269544 7546204 273764 3.37 31812 1450104 528764 5.76 452860 1203444 200 Average: 6279651 7541333 278949 3.43 31200 1435940 561753 6.12 448525 1193355 193 01:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:08 ens3 1.24 0.06 0.13 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.61 0.06 0.08 0.02 0.00 0.00 0.00 0.00 02:20:08 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 1.45 0.03 7.38 0.01 0.00 0.00 0.00 0.00 02:30:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:08 ens3 1.13 0.45 3.99 0.04 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.45 0.07 0.09 0.03 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.41 0.08 0.11 0.06 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.89 0.13 1.98 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33087) 07/05/26 _x86_64_ (2 CPU) 01:47:35 LINUX RESTART (2 CPU) 01:50:08 CPU %user %nice %system %iowait %steal %idle 02:00:08 all 0.30 0.00 0.17 0.04 0.04 99.45 02:00:08 0 0.51 0.00 0.15 0.07 0.03 99.24 02:00:08 1 0.09 0.00 0.19 0.01 0.05 99.66 02:10:01 all 0.20 0.00 0.07 0.03 0.04 99.66 02:10:01 0 0.07 0.00 0.08 0.03 0.05 99.77 02:10:01 1 0.32 0.00 0.06 0.03 0.03 99.56 02:20:08 all 0.21 0.00 0.07 0.60 0.04 99.08 02:20:08 0 0.29 0.00 0.07 1.18 0.04 98.41 02:20:08 1 0.13 0.00 0.07 0.01 0.04 99.74 02:30:08 all 0.34 0.00 0.20 0.07 0.04 99.35 02:30:08 0 0.57 0.00 0.23 0.10 0.04 99.07 02:30:08 1 0.12 0.00 0.17 0.04 0.05 99.63 02:40:01 all 0.22 0.00 0.07 0.02 0.04 99.65 02:40:01 0 0.05 0.00 0.09 0.00 0.04 99.81 02:40:01 1 0.39 0.00 0.06 0.04 0.03 99.49 02:50:08 all 0.27 0.00 0.08 0.03 0.04 99.59 02:50:08 0 0.18 0.00 0.10 0.03 0.04 99.65 02:50:08 1 0.36 0.00 0.05 0.03 0.04 99.52 Average: all 0.26 0.00 0.11 0.13 0.04 99.46 Average: 0 0.28 0.00 0.12 0.24 0.04 99.32 Average: 1 0.23 0.00 0.10 0.03 0.04 99.60