---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62325 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.5G 30G 23% / 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 867 4638 4 2739 7074 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:09:10:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81120sec preferred_lft 81120sec inet6 fe80::f816:3eff:fe09:1091/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62325) 10/06/26 _x86_64_ (2 CPU) 00:59:54 LINUX RESTART (2 CPU) 01:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 47.46 6.87 24.67 15.92 612.52 7208.32 109697.46 01:20:01 1.40 0.01 1.38 0.01 0.07 26.75 0.07 01:30:01 1.59 0.00 1.53 0.06 0.00 23.84 5.32 01:40:01 2.03 0.31 1.68 0.04 42.63 111.34 6.51 01:50:01 1.80 0.00 1.79 0.01 0.00 714.43 0.75 02:00:01 1.57 0.00 1.56 0.02 0.00 23.23 0.27 02:10:01 1.36 0.00 1.36 0.00 0.00 20.17 0.00 02:20:01 1.33 0.01 1.32 0.00 0.20 40.97 0.00 Average: 7.32 0.90 4.41 2.01 81.98 1021.74 13723.22 01:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 5064912 7324136 436484 5.37 113072 2301432 788052 8.58 676432 2088224 624 01:20:01 5060124 7322260 438116 5.39 113224 2304188 789440 8.60 677736 2091136 200 01:30:01 5050684 7314252 446112 5.49 113424 2305420 789644 8.60 677772 2092568 280 01:40:01 4980748 7284712 475072 5.84 113784 2345300 991740 10.80 696552 2122600 240 01:50:01 4743164 7259460 496828 6.11 113964 2554532 995024 10.84 699392 2332008 248 02:00:01 4757556 7275260 480928 5.91 114120 2555756 995160 10.84 699676 2333380 268 02:10:01 4767092 7286288 469908 5.78 114244 2557104 995224 10.84 700248 2334736 256 02:20:01 4756292 7283184 472868 5.81 114364 2564568 1000088 10.89 704680 2342320 268 Average: 4897572 7293694 464540 5.71 113774 2436038 918046 10.00 691561 2217122 298 01:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 1.47 1.47 0.09 0.09 0.00 0.00 0.00 0.00 01:10:01 ens3 85.54 61.04 364.09 14.60 0.00 0.00 0.00 0.00 01:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:20:01 ens3 3.51 1.71 0.75 0.28 0.00 0.00 0.00 0.00 01:30:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:01 ens3 1.19 0.33 4.62 0.10 0.00 0.00 0.00 0.00 01:40:01 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:40:01 ens3 1.24 0.72 3.50 0.13 0.00 0.00 0.00 0.00 01:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:50:01 ens3 5.42 3.73 159.01 0.28 0.00 0.00 0.00 0.00 02:00:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:01 ens3 0.58 0.27 0.12 0.06 0.00 0.00 0.00 0.00 02:10:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:10:01 ens3 0.87 0.28 0.16 0.08 0.00 0.00 0.00 0.00 02:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:20:01 ens3 6.62 6.59 1.53 1.30 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 13.13 9.34 66.75 2.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62325) 10/06/26 _x86_64_ (2 CPU) 00:59:54 LINUX RESTART (2 CPU) 01:00:00 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 13.61 0.00 2.53 1.34 0.02 82.52 01:10:01 0 11.41 0.00 2.26 1.31 0.01 85.00 01:10:01 1 15.81 0.00 2.79 1.36 0.02 80.03 01:20:01 all 1.09 0.00 0.18 0.01 0.01 98.71 01:20:01 0 0.65 0.00 0.16 0.02 0.01 99.16 01:20:01 1 1.53 0.00 0.20 0.01 0.01 98.25 01:30:01 all 0.67 0.00 0.25 0.02 0.01 99.07 01:30:01 0 0.60 0.00 0.22 0.01 0.01 99.16 01:30:01 1 0.73 0.00 0.27 0.02 0.01 98.98 01:40:01 all 0.76 0.00 0.19 0.04 0.01 99.00 01:40:01 0 0.91 0.00 0.22 0.03 0.01 98.83 01:40:01 1 0.61 0.00 0.16 0.05 0.01 99.17 01:50:01 all 0.70 0.00 0.23 0.03 0.01 99.04 01:50:01 0 0.63 0.00 0.22 0.01 0.00 99.13 01:50:01 1 0.76 0.00 0.24 0.05 0.01 98.94 02:00:01 all 0.67 0.00 0.24 0.01 0.01 99.07 02:00:01 0 0.71 0.00 0.25 0.02 0.01 99.01 02:00:01 1 0.63 0.00 0.22 0.01 0.00 99.13 02:10:01 all 0.63 0.00 0.14 0.04 0.01 99.18 02:10:01 0 0.72 0.00 0.18 0.04 0.01 99.05 02:10:01 1 0.54 0.00 0.11 0.05 0.00 99.30 02:20:01 all 2.33 0.00 0.24 0.02 0.01 97.39 02:20:01 0 2.65 0.00 0.28 0.00 0.01 97.06 02:20:01 1 2.02 0.00 0.20 0.05 0.01 97.73 Average: all 2.57 0.00 0.50 0.19 0.01 96.73 Average: 0 2.29 0.00 0.48 0.18 0.01 97.05 Average: 1 2.85 0.00 0.53 0.20 0.01 96.41