---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-2390 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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): 4 On-line CPU(s) list: 0-3 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): 4 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 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 62G 21% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 650 6402 4 8936 14995 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:cb:96:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85024sec preferred_lft 85024sec inet6 fe80::f816:3eff:fecb:96ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:3a:32:71:b4:84 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-2390) 10/17/26 _x86_64_ (4 CPU) 05:19:20 LINUX RESTART (4 CPU) 05:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:01 48.93 3.29 43.63 2.01 189.46 15662.73 4573.87 05:40:12 234.03 0.67 224.96 8.40 26.58 15701.87 132691.86 Average: 142.67 1.96 135.46 5.25 106.97 15682.55 69457.68 05:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 7584608 13261728 2687668 16.42 189304 5505244 3036488 17.43 1082036 7200104 135976 05:40:12 6532212 15324232 601524 3.67 325628 8238820 1136424 6.52 2067776 6968104 31400 Average: 7058410 14292980 1644596 10.04 257466 6872032 2086456 11.98 1574906 7084104 83688 05:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 lo 0.74 0.74 0.20 0.20 0.00 0.00 0.00 0.00 05:30:01 ens3 179.98 146.41 1758.56 31.43 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:12 lo 3.66 3.66 0.35 0.35 0.00 0.00 0.00 0.00 05:40:12 ens3 78.69 72.04 339.52 54.97 0.00 0.00 0.00 0.00 05:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.22 2.22 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 128.68 108.75 1039.90 43.35 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-2390) 10/17/26 _x86_64_ (4 CPU) 05:19:20 LINUX RESTART (4 CPU) 05:20:05 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 30.79 0.00 2.76 0.51 0.01 65.93 05:30:01 0 29.21 0.00 2.51 0.62 0.01 67.64 05:30:01 1 30.79 0.00 2.85 0.34 0.01 66.01 05:30:01 2 31.79 0.00 2.98 0.15 0.02 65.06 05:30:01 3 31.38 0.00 2.70 0.91 0.01 65.01 05:40:12 all 40.13 0.00 3.94 0.30 0.01 55.63 05:40:12 0 37.30 0.00 3.58 0.35 0.01 58.75 05:40:12 1 40.39 0.00 3.97 0.35 0.01 55.28 05:40:12 2 41.45 0.00 4.12 0.32 0.02 54.09 05:40:12 3 41.39 0.00 4.08 0.16 0.01 54.36 Average: all 35.51 0.00 3.36 0.40 0.01 60.72 Average: 0 33.30 0.00 3.05 0.49 0.01 63.15 Average: 1 35.64 0.00 3.42 0.34 0.01 60.59 Average: 2 36.67 0.00 3.56 0.24 0.02 59.52 Average: 3 36.44 0.00 3.40 0.53 0.01 59.62