---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8202 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: 5600.00 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 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 748 5310 4 2171 7193 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:3f:a4:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80324sec preferred_lft 80324sec inet6 fe80::f816:3eff:fe3f:a455/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8202) 03/23/26 _x86_64_ (2 CPU) 01:52:24 LINUX RESTART (2 CPU) 02:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:07 1.31 0.01 1.30 0.00 0.05 15.92 0.24 02:20:07 1.23 0.00 1.23 0.00 0.01 14.89 0.00 02:30:08 1.46 0.00 1.44 0.01 0.00 17.91 653.29 02:40:08 14.41 0.32 1.54 12.54 40.18 72.49 109047.15 02:50:08 1.20 0.00 1.20 0.00 0.00 14.69 0.00 03:00:09 20.44 2.99 15.44 2.01 224.52 2479.37 606.37 03:10:09 3.48 0.05 3.16 0.27 3.47 650.79 58.77 03:20:09 1.33 0.00 1.31 0.02 0.00 16.27 1.20 03:30:10 1.68 0.00 1.64 0.04 0.00 20.61 1.79 Average: 5.17 0.37 3.14 1.66 29.79 366.85 12260.32 02:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:07 6282984 7530788 290016 3.57 30668 1422816 526720 5.74 453964 1183308 172 02:20:07 6282984 7531292 289508 3.56 30840 1423148 526904 5.74 454120 1183812 176 02:30:08 6284528 7533340 287464 3.53 31008 1423472 526880 5.74 454116 1184304 140 02:40:08 6245616 7523396 296768 3.65 31360 1451700 526880 5.74 465664 1201480 172 02:50:08 6251944 7530348 289816 3.56 31516 1452160 526880 5.74 465932 1201968 176 03:00:09 5278844 7381220 391228 4.81 84200 2182764 630400 6.87 632424 1940180 159952 03:10:09 5309240 7414584 357596 4.40 85008 2184644 623484 6.79 601396 1942412 208 03:20:09 5309908 7415780 356432 4.38 85184 2184996 623496 6.79 601464 1942940 128 03:30:10 5297364 7403748 368200 4.53 85340 2185356 678648 7.39 606844 1943452 128 Average: 5838157 7473833 325225 4.00 55014 1767895 576699 6.28 526214 1524873 17917 02:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:07 ens3 0.86 0.04 0.08 0.01 0.00 0.00 0.00 0.00 02:20:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:07 ens3 0.36 0.03 0.05 0.01 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 0.30 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 0.50 0.18 3.06 0.04 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 0.20 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:09 lo 1.26 1.26 0.08 0.08 0.00 0.00 0.00 0.00 03:00:09 ens3 38.81 26.58 290.59 7.34 0.00 0.00 0.00 0.00 03:10:09 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 03:10:09 ens3 16.54 10.16 4.75 3.88 0.00 0.00 0.00 0.00 03:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:09 ens3 1.07 0.16 0.11 0.03 0.00 0.00 0.00 0.00 03:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:10 ens3 1.09 0.20 1.76 0.07 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 6.63 4.16 33.38 1.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8202) 03/23/26 _x86_64_ (2 CPU) 01:52:24 LINUX RESTART (2 CPU) 02:00:04 CPU %user %nice %system %iowait %steal %idle 02:10:07 all 0.22 0.00 0.07 0.01 0.03 99.67 02:10:07 0 0.31 0.00 0.08 0.00 0.03 99.59 02:10:07 1 0.13 0.00 0.07 0.01 0.03 99.75 02:20:07 all 0.24 0.00 0.07 0.02 0.03 99.64 02:20:07 0 0.23 0.00 0.07 0.02 0.03 99.65 02:20:07 1 0.25 0.00 0.08 0.01 0.03 99.63 02:30:08 all 0.27 0.00 0.17 0.03 0.03 99.51 02:30:08 0 0.41 0.00 0.14 0.03 0.02 99.39 02:30:08 1 0.12 0.00 0.19 0.02 0.04 99.63 02:40:08 all 0.38 0.00 0.12 0.04 0.03 99.43 02:40:08 0 0.56 0.00 0.14 0.04 0.02 99.24 02:40:08 1 0.19 0.00 0.11 0.05 0.03 99.62 02:50:08 all 0.25 0.00 0.07 0.01 0.03 99.64 02:50:08 0 0.42 0.00 0.06 0.00 0.02 99.49 02:50:08 1 0.08 0.00 0.09 0.02 0.03 99.79 03:00:09 all 9.91 0.00 1.56 0.68 0.05 87.81 03:00:09 0 10.92 0.00 1.74 0.56 0.05 86.73 03:00:09 1 8.89 0.00 1.38 0.80 0.05 88.89 03:10:09 all 1.50 0.00 0.32 0.06 0.05 98.07 03:10:09 0 0.84 0.00 0.24 0.03 0.04 98.86 03:10:09 1 2.17 0.00 0.41 0.09 0.06 97.27 03:20:09 all 0.38 0.00 0.13 0.01 0.04 99.44 03:20:09 0 0.42 0.00 0.14 0.01 0.04 99.39 03:20:09 1 0.34 0.00 0.13 0.01 0.05 99.48 03:30:10 all 0.43 0.00 0.22 0.01 0.05 99.29 03:30:10 0 0.56 0.00 0.15 0.01 0.03 99.25 03:30:10 1 0.31 0.00 0.28 0.01 0.07 99.33 Average: all 1.51 0.00 0.30 0.09 0.04 98.06 Average: 0 1.63 0.00 0.31 0.08 0.03 97.96 Average: 1 1.38 0.00 0.30 0.11 0.04 98.16