---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-46238 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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 8.1G 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 774 4957 4 2513 7167 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:35:d8:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79907sec preferred_lft 79907sec inet6 fe80::f816:3eff:fe35:d86d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46238) 08/31/26 _x86_64_ (2 CPU) 01:05:32 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:18 1.37 0.03 1.34 0.00 1.22 16.35 0.00 01:30:19 2.61 0.72 1.85 0.04 95.05 79.91 58.09 01:40:01 15.00 0.00 1.34 13.66 0.15 15.73 112720.05 01:50:18 1.37 0.00 1.37 0.00 0.00 16.08 0.00 02:00:19 1.59 0.00 1.57 0.02 0.00 19.08 0.28 02:10:01 1.37 0.00 1.37 0.00 0.00 15.85 0.00 02:20:19 1.60 0.00 1.60 0.00 0.00 18.67 0.05 02:30:08 1.66 0.00 1.64 0.02 0.00 19.83 0.29 02:40:01 13.63 1.43 11.46 0.75 105.67 1902.79 192.63 02:50:18 27.75 14.55 11.64 1.56 262.29 1947.75 377.40 Average: 6.80 1.71 3.53 1.56 46.94 407.38 10969.25 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:18 6319124 7560808 258964 3.18 30936 1417104 521068 5.68 388128 1233808 224 01:30:19 6266100 7537696 281364 3.46 31428 1446112 522664 5.69 403276 1252688 124 01:40:01 6264864 7537048 281920 3.47 31628 1446480 521204 5.68 402344 1253228 280 01:50:18 6263352 7536016 282944 3.48 31788 1446796 521300 5.68 402544 1253704 124 02:00:19 6251772 7525100 293856 3.61 31972 1447268 521300 5.68 402764 1254232 176 02:10:01 6252892 7526720 292220 3.59 32140 1447592 522008 5.69 403484 1254724 160 02:20:19 6256488 7530812 288084 3.54 32304 1447916 522008 5.69 403572 1255212 124 02:30:08 6256732 7531576 287312 3.53 32480 1448248 522008 5.69 403732 1255720 120 02:40:01 5409620 7357320 422912 5.20 69752 2050652 666456 7.26 564320 1880396 148904 02:50:18 4994316 7341716 396324 4.87 90688 2405896 682588 7.43 578496 2225236 304 Average: 6053526 7498481 308590 3.79 41512 1600406 552260 6.02 435266 1411895 15054 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:18 ens3 1.50 0.13 3.89 0.08 0.00 0.00 0.00 0.00 01:30:19 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:30:19 ens3 0.73 0.28 3.95 0.06 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.62 0.09 0.08 0.04 0.00 0.00 0.00 0.00 01:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:18 ens3 0.29 0.05 0.07 0.04 0.00 0.00 0.00 0.00 02:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:19 ens3 0.18 0.03 0.03 0.01 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 0.30 0.16 0.04 0.59 0.00 0.00 0.00 0.00 02:20:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:19 ens3 0.21 0.06 0.06 0.03 0.00 0.00 0.00 0.00 02:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:08 ens3 0.15 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:40:01 ens3 39.49 27.28 265.01 12.97 0.00 0.00 0.00 0.00 02:50:18 lo 1.17 1.17 0.07 0.07 0.00 0.00 0.00 0.00 02:50:18 ens3 45.40 40.17 155.91 9.64 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 8.95 6.89 42.94 2.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46238) 08/31/26 _x86_64_ (2 CPU) 01:05:32 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:18 all 0.28 0.00 0.10 0.01 0.00 99.60 01:20:18 0 0.51 0.00 0.08 0.01 0.00 99.40 01:20:18 1 0.06 0.00 0.11 0.02 0.00 99.81 01:30:19 all 0.42 0.00 0.24 0.04 0.00 99.30 01:30:19 0 0.48 0.00 0.23 0.01 0.00 99.27 01:30:19 1 0.36 0.00 0.24 0.07 0.00 99.33 01:40:01 all 0.25 0.00 0.09 0.04 0.00 99.61 01:40:01 0 0.43 0.00 0.08 0.07 0.00 99.42 01:40:01 1 0.07 0.00 0.10 0.02 0.00 99.80 01:50:18 all 0.27 0.00 0.08 0.01 0.00 99.64 01:50:18 0 0.08 0.00 0.09 0.01 0.00 99.82 01:50:18 1 0.45 0.00 0.06 0.02 0.00 99.47 02:00:19 all 0.28 0.00 0.17 0.05 0.00 99.49 02:00:19 0 0.29 0.00 0.21 0.08 0.00 99.42 02:00:19 1 0.28 0.00 0.14 0.02 0.00 99.57 02:10:01 all 0.26 0.00 0.07 0.02 0.00 99.65 02:10:01 0 0.45 0.00 0.06 0.02 0.00 99.47 02:10:01 1 0.06 0.00 0.09 0.01 0.00 99.83 02:20:19 all 0.28 0.00 0.10 0.01 0.00 99.60 02:20:19 0 0.48 0.00 0.08 0.00 0.00 99.44 02:20:19 1 0.08 0.00 0.13 0.02 0.00 99.77 02:30:08 all 0.27 0.00 0.20 0.19 0.01 99.33 02:30:08 0 0.46 0.00 0.16 0.37 0.01 99.00 02:30:08 1 0.07 0.00 0.24 0.02 0.01 99.66 02:40:01 all 6.00 0.00 0.99 0.36 0.01 92.64 02:40:01 0 8.83 0.00 1.04 0.20 0.01 89.91 02:40:01 1 3.16 0.00 0.94 0.52 0.02 95.36 02:50:18 all 12.41 0.19 1.48 0.51 0.02 85.39 02:50:18 0 12.05 0.35 1.54 0.48 0.02 85.55 02:50:18 1 12.77 0.03 1.43 0.53 0.02 85.23 Average: all 2.09 0.02 0.35 0.13 0.01 97.40 Average: 0 2.42 0.04 0.36 0.13 0.01 97.05 Average: 1 1.76 0.00 0.35 0.13 0.01 97.75