---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-63213 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: 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 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 8.2G 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 887 4911 4 2442 7054 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:32:d8:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78390sec preferred_lft 78390sec inet6 fe80::f816:3eff:fe32:d899/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63213) 10/10/26 _x86_64_ (2 CPU) 01:06:21 LINUX RESTART (2 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 26.52 2.83 21.33 2.35 221.23 3573.94 1363.40 01:30:20 2.40 0.31 2.06 0.03 41.37 115.44 0.75 01:40:22 1.54 0.00 1.53 0.01 0.00 21.40 0.43 01:50:01 1.62 0.00 1.62 0.00 0.00 136.79 0.01 02:00:10 1.73 0.00 1.72 0.01 0.00 22.49 0.33 02:10:22 1.36 0.00 1.35 0.00 0.00 21.99 374.82 02:20:01 1.50 0.00 1.50 0.00 0.00 23.33 0.00 02:30:22 1.49 0.00 1.47 0.01 0.00 20.43 0.40 02:40:10 16.41 0.00 1.66 14.75 0.15 21.62 107692.64 02:50:01 1.59 0.00 1.59 0.00 0.00 20.54 0.00 03:00:10 1.93 0.01 1.91 0.01 0.30 27.20 0.45 03:10:22 1.53 0.00 1.53 0.01 0.00 24.94 0.10 Average: 4.94 0.26 3.27 1.40 21.99 335.17 8914.49 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 5022640 7281124 479464 5.90 113216 2300464 811372 8.84 691636 2088000 244 01:30:20 4969456 7268996 490760 6.03 113564 2341072 1022508 11.14 710056 2118876 196 01:40:22 4945292 7246156 513604 6.32 113744 2342216 1042284 11.35 729476 2120072 20 01:50:01 4913200 7248984 510292 6.27 113900 2376512 1066096 11.61 751788 2154524 132 02:00:10 4911392 7247992 511132 6.29 114032 2377172 1066160 11.61 751800 2155312 272 02:10:22 4934120 7272032 487088 5.99 114180 2378316 1038820 11.31 716768 2156608 276 02:20:01 4909600 7249344 509808 6.27 114320 2379984 1039484 11.32 717744 2158288 152 02:30:22 4921748 7262260 496848 6.11 114420 2380628 1039612 11.32 717904 2159032 196 02:40:10 4921748 7263096 495900 6.10 114564 2381320 1039612 11.32 717996 2159832 164 02:50:01 4929336 7271464 487528 5.99 114700 2381944 1039812 11.33 718136 2160600 240 03:00:10 4912524 7256372 502532 6.18 114852 2383504 1033228 11.25 719300 2162180 180 03:10:22 4878040 7224192 534692 6.57 114992 2385632 1067000 11.62 753548 2164452 148 Average: 4930758 7257668 501637 6.17 114207 2367397 1025499 11.17 724679 2146481 185 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.39 1.39 0.09 0.09 0.00 0.00 0.00 0.00 01:20:01 ens3 89.75 61.59 462.95 13.05 0.00 0.00 0.00 0.00 01:30:20 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 01:30:20 ens3 13.38 11.33 166.03 1.10 0.00 0.00 0.00 0.00 01:40:22 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:22 ens3 3.73 2.68 10.01 0.48 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 5.25 3.86 38.28 0.40 0.00 0.00 0.00 0.00 02:00:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:00:10 ens3 2.84 1.70 0.32 0.22 0.00 0.00 0.00 0.00 02:10:22 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:10:22 ens3 4.93 3.86 8.99 0.70 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 6.24 5.90 115.83 0.66 0.00 0.00 0.00 0.00 02:30:22 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 02:30:22 ens3 0.38 0.13 0.08 0.04 0.00 0.00 0.00 0.00 02:40:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:40:10 ens3 0.42 0.17 0.09 0.05 0.00 0.00 0.00 0.00 02:50:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 02:50:01 ens3 0.78 0.25 0.22 0.14 0.00 0.00 0.00 0.00 03:00:10 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 03:00:10 ens3 1.76 1.38 0.48 0.22 0.00 0.00 0.00 0.00 03:10:22 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 03:10:22 ens3 13.80 13.45 218.89 1.58 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 11.95 8.87 85.34 1.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63213) 10/10/26 _x86_64_ (2 CPU) 01:06:21 LINUX RESTART (2 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 12.15 0.00 2.15 0.60 0.02 85.08 01:20:01 0 13.36 0.00 2.24 0.60 0.02 83.79 01:20:01 1 10.94 0.00 2.07 0.60 0.02 86.37 01:30:20 all 0.97 0.00 0.38 0.03 0.00 98.61 01:30:20 0 1.28 0.00 0.45 0.02 0.01 98.24 01:30:20 1 0.66 0.00 0.31 0.03 0.00 98.99 01:40:22 all 0.75 0.00 0.15 0.01 0.03 99.05 01:40:22 0 0.68 0.00 0.14 0.02 0.05 99.12 01:40:22 1 0.81 0.00 0.17 0.01 0.02 99.00 01:50:01 all 0.57 0.00 0.16 0.02 0.01 99.25 01:50:01 0 0.51 0.00 0.19 0.01 0.01 99.27 01:50:01 1 0.63 0.00 0.13 0.02 0.01 99.22 02:00:10 all 0.51 0.00 0.23 0.01 0.00 99.24 02:00:10 0 0.45 0.00 0.27 0.01 0.01 99.27 02:00:10 1 0.58 0.00 0.18 0.02 0.00 99.22 02:10:22 all 0.65 0.00 0.17 0.01 0.01 99.16 02:10:22 0 0.74 0.00 0.20 0.01 0.01 99.04 02:10:22 1 0.55 0.00 0.14 0.01 0.00 99.29 02:20:01 all 0.66 0.00 0.20 0.01 0.00 99.13 02:20:01 0 0.54 0.00 0.15 0.01 0.00 99.30 02:20:01 1 0.77 0.00 0.26 0.02 0.01 98.95 02:30:22 all 0.45 0.00 0.22 0.01 0.01 99.31 02:30:22 0 0.47 0.00 0.20 0.01 0.00 99.32 02:30:22 1 0.43 0.00 0.24 0.02 0.01 99.30 02:40:10 all 0.43 0.00 0.16 0.04 0.00 99.37 02:40:10 0 0.37 0.00 0.23 0.05 0.00 99.35 02:40:10 1 0.49 0.00 0.10 0.02 0.00 99.39 02:50:01 all 0.43 0.00 0.14 0.01 0.01 99.42 02:50:01 0 0.48 0.00 0.14 0.01 0.00 99.38 02:50:01 1 0.38 0.00 0.14 0.02 0.01 99.46 03:00:10 all 0.83 0.00 0.25 0.02 0.01 98.89 03:00:10 0 0.75 0.00 0.21 0.01 0.00 99.02 03:00:10 1 0.92 0.00 0.29 0.03 0.01 98.75 03:00:10 CPU %user %nice %system %iowait %steal %idle 03:10:22 all 0.97 0.00 0.34 0.01 0.01 98.67 03:10:22 0 0.73 0.00 0.23 0.02 0.00 99.02 03:10:22 1 1.22 0.00 0.45 0.00 0.01 98.32 Average: all 1.62 0.00 0.38 0.07 0.01 97.92 Average: 0 1.71 0.00 0.39 0.07 0.01 97.82 Average: 1 1.54 0.00 0.37 0.07 0.01 98.02