---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-2560 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: 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: 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 14G 64G 18% / 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 659 8203 4 7126 14986 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:ec:d9:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.126/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85214sec preferred_lft 85214sec inet6 fe80::f816:3eff:feec:d9ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:bc:c0:0a:fe:29 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-2560) 10/17/26 _x86_64_ (4 CPU) 18:37:32 LINUX RESTART (4 CPU) 18:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:04 194.68 1.69 192.48 0.50 303.90 13243.72 3851.36 Average: 194.68 1.69 192.48 0.50 303.90 13243.72 3851.36 18:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:04 6987748 13286336 2640908 16.13 302268 5753312 2806148 16.11 1050568 7542880 34124 Average: 6987748 13286336 2640908 16.13 302268 5753312 2806148 16.11 1050568 7542880 34124 18:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:04 lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 18:50:04 ens3 150.21 130.87 971.72 30.75 0.00 0.00 0.00 0.00 18:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 150.21 130.87 971.72 30.75 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-2560) 10/17/26 _x86_64_ (4 CPU) 18:37:32 LINUX RESTART (4 CPU) 18:40:04 CPU %user %nice %system %iowait %steal %idle 18:50:04 all 31.25 0.00 3.52 0.47 0.03 64.73 18:50:04 0 30.66 0.00 3.77 0.40 0.03 65.14 18:50:04 1 32.86 0.00 3.49 0.53 0.03 63.08 18:50:04 2 29.31 0.00 3.47 0.52 0.03 66.68 18:50:04 3 32.18 0.00 3.35 0.41 0.03 64.03 Average: all 31.25 0.00 3.52 0.47 0.03 64.73 Average: 0 30.66 0.00 3.77 0.40 0.03 65.14 Average: 1 32.86 0.00 3.49 0.53 0.03 63.08 Average: 2 29.31 0.00 3.47 0.52 0.03 66.68 Average: 3 32.18 0.00 3.35 0.41 0.03 64.03