---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41856 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 758 5202 4 2275 7183 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:72:13:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80355sec preferred_lft 80355sec inet6 fe80::f816:3eff:fe72:13c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41856) 08/28/26 _x86_64_ (2 CPU) 01:00:13 LINUX RESTART (2 CPU) 01:10:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:35 1.47 0.01 1.46 0.00 0.07 16.67 2.31 01:30:45 2.44 0.70 1.72 0.02 92.60 76.77 265.19 01:40:05 1.42 0.01 1.40 0.02 1.13 16.19 248.31 01:50:35 1.40 0.00 1.38 0.02 0.00 16.15 26.36 02:00:45 14.71 0.00 1.64 13.06 0.14 18.79 107797.10 02:10:45 1.40 0.00 1.39 0.02 0.00 15.72 23.07 02:20:05 16.17 1.70 13.46 1.01 122.93 2396.84 624.50 02:30:35 11.69 1.17 9.08 1.43 104.13 1220.87 708.96 02:40:18 4.57 0.08 3.50 0.99 6.23 201.56 4602.87 Average: 6.12 0.40 3.85 1.87 36.29 432.09 12924.25 01:10:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:35 6313064 7554816 265144 3.26 31076 1416996 530300 5.78 391848 1234144 128 01:30:45 6273544 7544844 274436 3.37 31536 1445672 726212 7.91 408624 1252964 84 01:40:05 6280136 7552220 267092 3.28 31724 1446268 531608 5.79 403908 1253436 176 01:50:35 6278876 7551684 267624 3.29 31948 1446760 531608 5.79 404276 1254024 196 02:00:45 6274908 7548308 270880 3.33 32164 1447136 531608 5.79 404328 1254576 168 02:10:45 6274908 7548848 270372 3.32 32364 1447456 531608 5.79 404404 1255108 132 02:20:05 5465660 7398680 380716 4.68 72184 2032712 642968 7.00 536232 1863456 46732 02:30:35 5192668 7397104 368976 4.54 89104 2275812 632836 6.89 530296 2094700 140 02:40:18 5386648 7407896 367160 4.51 90976 2098884 596024 6.49 530028 1918008 9660 Average: 5971157 7500489 303600 3.73 49231 1673077 583864 6.36 445994 1486713 6380 01:10:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:35 ens3 0.55 0.13 0.15 0.09 0.00 0.00 0.00 0.00 01:30:45 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:30:45 ens3 1.26 0.60 3.30 0.08 0.00 0.00 0.00 0.00 01:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:05 ens3 0.66 0.18 0.12 0.68 0.00 0.00 0.00 0.00 01:50:35 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:35 ens3 0.40 0.10 0.12 0.07 0.00 0.00 0.00 0.00 02:00:45 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:45 ens3 0.17 0.02 0.03 0.01 0.00 0.00 0.00 0.00 02:10:45 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:45 ens3 0.19 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:20:05 lo 1.16 1.16 0.07 0.07 0.00 0.00 0.00 0.00 02:20:05 ens3 35.07 26.14 297.56 6.44 0.00 0.00 0.00 0.00 02:30:35 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 02:30:35 ens3 29.97 20.93 60.63 5.23 0.00 0.00 0.00 0.00 02:40:18 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 02:40:18 ens3 23.84 17.97 112.21 12.47 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 10.10 7.23 50.62 2.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41856) 08/28/26 _x86_64_ (2 CPU) 01:00:13 LINUX RESTART (2 CPU) 01:10:35 CPU %user %nice %system %iowait %steal %idle 01:20:35 all 0.26 0.00 0.08 0.01 0.00 99.65 01:20:35 0 0.10 0.00 0.09 0.01 0.00 99.79 01:20:35 1 0.41 0.00 0.06 0.02 0.00 99.51 01:30:45 all 0.42 0.00 0.18 0.04 0.00 99.36 01:30:45 0 0.27 0.00 0.17 0.01 0.00 99.55 01:30:45 1 0.58 0.00 0.20 0.06 0.00 99.16 01:40:05 all 0.28 0.00 0.07 0.01 0.00 99.64 01:40:05 0 0.43 0.00 0.05 0.02 0.00 99.50 01:40:05 1 0.13 0.00 0.08 0.00 0.00 99.78 01:50:35 all 0.25 0.00 0.06 0.01 0.00 99.67 01:50:35 0 0.04 0.00 0.08 0.03 0.00 99.85 01:50:35 1 0.45 0.00 0.05 0.00 0.00 99.50 02:00:45 all 0.28 0.00 0.17 0.08 0.00 99.47 02:00:45 0 0.14 0.00 0.21 0.16 0.00 99.49 02:00:45 1 0.41 0.00 0.14 0.01 0.00 99.45 02:10:45 all 0.26 0.00 0.08 0.01 0.00 99.65 02:10:45 0 0.45 0.00 0.05 0.01 0.00 99.49 02:10:45 1 0.06 0.00 0.11 0.01 0.01 99.82 02:20:05 all 6.54 0.00 1.10 0.53 0.01 91.82 02:20:05 0 9.91 0.00 1.34 0.84 0.01 87.90 02:20:05 1 3.15 0.00 0.87 0.23 0.01 95.74 02:30:35 all 5.79 0.00 1.14 0.25 0.01 92.81 02:30:35 0 5.61 0.00 1.14 0.33 0.01 92.91 02:30:35 1 5.97 0.00 1.15 0.16 0.01 92.71 02:40:18 all 3.55 0.00 0.60 0.09 0.01 95.75 02:40:18 0 5.29 0.00 0.65 0.17 0.01 93.89 02:40:18 1 1.80 0.00 0.55 0.01 0.01 97.63 Average: all 1.94 0.00 0.39 0.11 0.00 97.56 Average: 0 2.42 0.00 0.42 0.17 0.00 96.99 Average: 1 1.45 0.00 0.35 0.06 0.00 98.13