---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-46458 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 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 740 5223 4 2271 7201 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:d1:e0:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80314sec preferred_lft 80314sec inet6 fe80::f816:3eff:fed1:e0c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46458) 09/01/26 _x86_64_ (2 CPU) 01:04:05 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:16 2.13 0.70 1.41 0.01 92.94 74.12 262.98 01:30:06 1.36 0.00 1.33 0.03 0.00 16.72 653.11 01:40:06 1.10 0.00 1.09 0.01 0.00 13.76 0.87 01:50:06 1.12 0.00 1.12 0.00 0.00 13.96 0.00 02:00:06 1.40 0.00 1.38 0.02 0.00 17.36 426.67 02:10:06 1.21 0.00 1.21 0.00 0.00 14.77 0.00 02:20:06 1.25 0.00 1.25 0.00 0.00 15.07 0.00 02:30:06 14.72 0.00 1.45 13.27 0.15 18.03 109981.54 02:40:01 14.40 1.61 11.85 0.94 116.35 2245.67 660.30 Average: 4.29 0.26 2.44 1.59 23.42 268.00 12443.42 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:16 6248084 7518964 300328 3.69 31320 1445524 537560 5.86 400804 1252332 188 01:30:06 6256248 7527656 291676 3.59 31528 1445824 537780 5.86 400972 1252840 156 01:40:06 6263612 7535528 283804 3.49 31708 1446148 537784 5.86 401152 1253344 180 01:50:06 6272152 7544544 274784 3.38 31852 1446476 538180 5.86 401656 1253816 188 02:00:06 6265036 7538068 281220 3.46 32032 1446936 538180 5.86 401820 1254328 196 02:10:06 6264796 7538312 280964 3.45 32192 1447260 538180 5.86 401836 1254804 220 02:20:06 6270400 7544416 274856 3.38 32352 1447588 538180 5.86 401904 1255296 212 02:30:06 6270204 7544768 274292 3.37 32508 1447960 538196 5.86 401968 1255800 192 02:40:01 5445316 7379620 399700 4.91 72272 2033960 663100 7.22 538228 1864836 46084 Average: 6172872 7519097 295736 3.64 36418 1511964 551904 6.01 416704 1321933 5291 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:16 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:16 ens3 1.74 0.35 3.41 0.10 0.00 0.00 0.00 0.00 01:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:06 ens3 0.93 0.06 0.14 0.04 0.00 0.00 0.00 0.00 01:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 1.05 0.06 0.11 0.03 0.00 0.00 0.00 0.00 01:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:06 ens3 1.97 0.42 0.44 0.83 0.00 0.00 0.00 0.00 02:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:06 ens3 0.71 0.03 0.09 0.01 0.00 0.00 0.00 0.00 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 0.42 0.03 0.07 0.01 0.00 0.00 0.00 0.00 02:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 0.43 0.07 0.09 0.03 0.00 0.00 0.00 0.00 02:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:06 ens3 0.72 0.03 0.07 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:40:01 ens3 38.92 28.32 284.20 13.22 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 5.18 3.24 31.81 1.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46458) 09/01/26 _x86_64_ (2 CPU) 01:04:05 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:16 all 0.48 0.00 0.16 0.04 0.01 99.33 01:20:16 0 0.52 0.00 0.12 0.03 0.00 99.34 01:20:16 1 0.44 0.00 0.20 0.05 0.01 99.32 01:30:06 all 0.31 0.00 0.19 0.01 0.00 99.48 01:30:06 0 0.30 0.00 0.18 0.00 0.00 99.52 01:30:06 1 0.33 0.00 0.21 0.02 0.01 99.44 01:40:06 all 0.27 0.00 0.08 0.01 0.00 99.64 01:40:06 0 0.09 0.00 0.10 0.02 0.01 99.79 01:40:06 1 0.45 0.00 0.07 0.00 0.00 99.48 01:50:06 all 0.30 0.00 0.09 0.01 0.00 99.60 01:50:06 0 0.12 0.00 0.10 0.02 0.01 99.75 01:50:06 1 0.47 0.00 0.08 0.00 0.00 99.45 02:00:06 all 0.28 0.00 0.17 0.01 0.00 99.54 02:00:06 0 0.16 0.00 0.18 0.02 0.00 99.64 02:00:06 1 0.39 0.00 0.17 0.01 0.00 99.44 02:10:06 all 0.26 0.00 0.07 0.01 0.00 99.66 02:10:06 0 0.47 0.00 0.04 0.03 0.00 99.47 02:10:06 1 0.04 0.00 0.11 0.00 0.00 99.84 02:20:06 all 0.26 0.00 0.07 0.04 0.00 99.63 02:20:06 0 0.46 0.00 0.04 0.07 0.00 99.43 02:20:06 1 0.05 0.00 0.10 0.01 0.01 99.83 02:30:06 all 0.28 0.00 0.18 0.04 0.00 99.50 02:30:06 0 0.48 0.00 0.13 0.00 0.00 99.39 02:30:06 1 0.08 0.00 0.23 0.08 0.00 99.61 02:40:01 all 6.69 0.00 1.14 0.49 0.01 91.67 02:40:01 0 5.57 0.00 1.08 0.43 0.01 92.91 02:40:01 1 7.81 0.00 1.21 0.54 0.01 90.43 Average: all 1.01 0.00 0.24 0.07 0.00 98.68 Average: 0 0.90 0.00 0.22 0.07 0.00 98.81 Average: 1 1.11 0.00 0.26 0.08 0.00 98.55