---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22188 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 nrip_save 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 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 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 760 5012 4 2459 7181 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:f1:5f:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78577sec preferred_lft 78577sec inet6 fe80::f816:3eff:fef1:5f0c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22188) 03/24/26 _x86_64_ (2 CPU) 01:53:50 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:08 1.23 0.01 1.22 0.00 0.05 15.07 0.24 02:20:08 1.14 0.00 1.14 0.00 0.01 14.09 0.00 02:30:02 1.29 0.00 1.27 0.02 0.00 16.22 881.60 02:40:08 1.82 0.31 1.49 0.01 38.59 71.19 0.20 02:50:08 1.29 0.01 1.28 0.00 1.05 15.53 0.05 03:00:08 13.25 1.77 10.50 0.98 117.64 2046.85 422.15 03:10:08 10.65 1.28 8.08 1.29 111.23 1104.19 588.65 03:20:08 14.92 0.00 1.45 13.47 0.15 17.97 106807.73 03:30:08 1.54 0.00 1.51 0.03 0.00 20.36 1.53 03:40:08 1.36 0.00 1.33 0.03 0.00 308.61 3.28 03:50:08 1.33 0.00 1.30 0.03 0.00 157.64 3.51 04:00:01 1.65 0.00 1.59 0.05 0.00 21.49 5.60 Average: 4.29 0.28 2.68 1.33 22.43 317.50 9059.35 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:08 6292224 7538972 281792 3.47 30760 1421652 532352 5.80 447796 1183356 220 02:20:08 6290768 7538024 282760 3.48 30924 1421972 532352 5.80 447872 1183860 152 02:30:02 6298988 7546760 274020 3.37 31092 1422296 532544 5.80 448008 1184352 160 02:40:08 6234332 7510688 309400 3.80 31440 1450156 737956 8.04 465192 1201496 160 02:50:08 6241176 7518476 301764 3.71 31604 1450924 532684 5.80 459820 1201988 124 03:00:08 5531364 7374708 410636 5.05 69472 1949352 671912 7.32 618520 1721836 168 03:10:08 5114992 7222616 549264 6.75 85180 2186620 842432 9.18 744260 1945580 264 03:20:08 4986060 7094288 677792 8.33 85344 2187064 929436 10.12 880564 1946164 160 03:30:08 5042432 7151464 620592 7.63 85540 2187672 884180 9.63 818084 1946852 160 03:40:08 4962168 7160440 610804 7.51 85736 2275988 897252 9.77 832872 2035344 288 03:50:08 4691400 6933300 837204 10.29 85928 2318816 988796 10.77 924608 2078372 240 04:00:01 4848788 7091316 679200 8.35 86092 2319268 945036 10.29 880428 2078984 300 Average: 5544558 7306754 486269 5.98 61593 1882648 752244 8.19 664002 1642349 200 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 0.52 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 0.39 0.04 4.74 0.01 0.00 0.00 0.00 0.00 02:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 0.21 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:40:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:08 ens3 0.57 0.27 3.06 0.07 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.15 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:00:08 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 03:00:08 ens3 32.09 21.01 257.92 6.09 0.00 0.00 0.00 0.00 03:10:08 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 03:10:08 ens3 43.48 34.10 368.62 6.65 0.00 0.00 0.00 0.00 03:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:08 ens3 19.36 17.87 382.27 1.19 0.00 0.00 0.00 0.00 03:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:08 ens3 48.19 38.89 983.28 2.62 0.00 0.00 0.00 0.00 03:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:08 ens3 27.55 26.64 519.52 1.81 0.00 0.00 0.00 0.00 03:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:08 ens3 24.44 23.95 490.24 1.61 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 10.44 10.03 185.33 0.70 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 17.27 14.40 266.09 1.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22188) 03/24/26 _x86_64_ (2 CPU) 01:53:50 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:08 all 0.25 0.00 0.08 0.01 0.04 99.63 02:10:08 0 0.10 0.00 0.09 0.01 0.04 99.77 02:10:08 1 0.39 0.00 0.06 0.01 0.03 99.49 02:20:08 all 0.25 0.00 0.08 0.01 0.04 99.62 02:20:08 0 0.06 0.00 0.09 0.01 0.04 99.81 02:20:08 1 0.44 0.00 0.08 0.02 0.04 99.44 02:30:02 all 0.24 0.00 0.17 0.01 0.03 99.55 02:30:02 0 0.35 0.00 0.16 0.01 0.03 99.44 02:30:02 1 0.13 0.00 0.17 0.02 0.04 99.65 02:40:08 all 0.36 0.00 0.11 0.03 0.03 99.47 02:40:08 0 0.46 0.00 0.07 0.01 0.02 99.44 02:40:08 1 0.26 0.00 0.14 0.05 0.04 99.51 02:50:08 all 0.26 0.00 0.07 0.13 0.03 99.51 02:50:08 0 0.29 0.00 0.06 0.02 0.03 99.61 02:50:08 1 0.24 0.00 0.08 0.25 0.03 99.41 03:00:08 all 5.73 0.00 0.98 0.57 0.07 92.65 03:00:08 0 3.60 0.00 0.76 0.61 0.08 94.95 03:00:08 1 7.87 0.00 1.20 0.54 0.05 90.34 03:10:08 all 5.91 0.00 1.00 0.27 0.05 92.77 03:10:08 0 6.32 0.00 1.05 0.31 0.04 92.28 03:10:08 1 5.50 0.00 0.96 0.23 0.05 93.26 03:20:08 all 0.58 0.00 0.24 0.04 0.06 99.08 03:20:08 0 0.69 0.00 0.28 0.05 0.05 98.93 03:20:08 1 0.48 0.00 0.21 0.03 0.06 99.22 03:30:08 all 0.85 0.00 0.52 0.08 0.07 98.49 03:30:08 0 0.45 0.00 0.33 0.14 0.07 99.02 03:30:08 1 1.25 0.00 0.72 0.02 0.06 97.96 03:40:08 all 0.78 0.00 0.27 0.05 0.08 98.82 03:40:08 0 0.81 0.00 0.31 0.08 0.07 98.73 03:40:08 1 0.75 0.00 0.23 0.02 0.08 98.92 03:50:08 all 0.73 0.00 0.24 0.02 0.08 98.93 03:50:08 0 0.64 0.00 0.21 0.02 0.07 99.06 03:50:08 1 0.82 0.00 0.28 0.02 0.09 98.79 03:50:08 CPU %user %nice %system %iowait %steal %idle 04:00:01 all 0.49 0.00 0.28 0.01 0.07 99.15 04:00:01 0 0.47 0.00 0.17 0.02 0.04 99.30 04:00:01 1 0.50 0.00 0.39 0.01 0.11 99.00 Average: all 1.37 0.00 0.34 0.10 0.05 98.14 Average: 0 1.18 0.00 0.30 0.11 0.05 98.36 Average: 1 1.55 0.00 0.38 0.10 0.06 97.92