---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25894 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 9.4G 146G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 681 27663 4 3747 30942 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:67:39:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.37/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85329sec preferred_lft 85329sec inet6 fe80::f816:3eff:fe67:3979/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:45:b3:49:69:62 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-25894) 03/03/26 _x86_64_ (8 CPU) 02:25:12 LINUX RESTART (8 CPU) 02:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:13 23.99 2.50 19.21 2.28 138.59 3853.37 3884.52 Average: 23.99 2.50 19.21 2.28 138.59 3853.37 3884.52 02:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:13 26205292 29505628 2806748 8.54 156568 3384844 2940620 8.67 671036 5549196 54832 Average: 26205292 29505628 2806748 8.54 156568 3384844 2940620 8.67 671036 5549196 54832 02:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:13 lo 817.57 817.57 778.53 778.53 0.00 0.00 0.00 0.00 02:40:13 ens3 114.88 87.51 776.24 20.46 0.00 0.00 0.00 0.00 02:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 817.57 817.57 778.53 778.53 0.00 0.00 0.00 0.00 Average: ens3 114.88 87.51 776.24 20.46 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-25894) 03/03/26 _x86_64_ (8 CPU) 02:25:12 LINUX RESTART (8 CPU) 02:30:00 CPU %user %nice %system %iowait %steal %idle 02:40:13 all 32.66 0.00 1.41 0.05 0.06 65.81 02:40:13 0 29.02 0.00 1.35 0.08 0.06 69.50 02:40:13 1 31.38 0.00 1.65 0.04 0.07 66.87 02:40:13 2 33.06 0.00 1.62 0.05 0.06 65.21 02:40:13 3 33.35 0.00 1.46 0.09 0.07 65.03 02:40:13 4 34.15 0.00 1.24 0.05 0.06 64.50 02:40:13 5 32.55 0.00 1.42 0.05 0.07 65.91 02:40:13 6 31.41 0.00 1.20 0.01 0.06 67.31 02:40:13 7 36.38 0.00 1.36 0.05 0.06 62.16 Average: all 32.66 0.00 1.41 0.05 0.06 65.81 Average: 0 29.02 0.00 1.35 0.08 0.06 69.50 Average: 1 31.38 0.00 1.65 0.04 0.07 66.87 Average: 2 33.06 0.00 1.62 0.05 0.06 65.21 Average: 3 33.35 0.00 1.46 0.09 0.07 65.03 Average: 4 34.15 0.00 1.24 0.05 0.06 64.50 Average: 5 32.55 0.00 1.42 0.05 0.07 65.91 Average: 6 31.41 0.00 1.20 0.01 0.06 67.31 Average: 7 36.38 0.00 1.36 0.05 0.06 62.16