---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2937 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 26G 130G 17% / 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 849 12018 4 19224 30774 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:db:28:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.75/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85139sec preferred_lft 85139sec inet6 fe80::f816:3eff:fedb:283a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:16:4b:42:5f:a5 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 inet6 fe80::3016:4bff:fe42:5fa5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2937) 05/23/26 _x86_64_ (8 CPU) 07:51:16 LINUX RESTART (8 CPU) 08:00:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 293.18 0.37 285.61 7.19 9.24 68442.02 372617.30 Average: 293.18 0.37 285.61 7.19 9.24 68442.02 372617.30 08:00:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 13135680 31099856 1143784 3.48 428380 17163408 1707832 5.04 7132396 11468964 400 Average: 13135680 31099856 1143784 3.48 428380 17163408 1707832 5.04 7132396 11468964 400 08:00:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 08:10:01 ens3 135.20 87.54 1696.94 2410.79 0.00 0.00 0.00 0.00 08:10:01 docker0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 135.20 87.54 1696.94 2410.79 0.00 0.00 0.00 0.00 Average: docker0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2937) 05/23/26 _x86_64_ (8 CPU) 07:51:16 LINUX RESTART (8 CPU) 08:00:33 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 8.60 0.00 3.09 2.60 0.06 85.65 08:10:01 0 6.58 0.00 3.00 3.47 0.06 86.89 08:10:01 1 10.36 0.00 3.42 2.35 0.06 83.81 08:10:01 2 10.21 0.00 3.23 2.35 0.06 84.15 08:10:01 3 8.32 0.00 3.20 2.60 0.06 85.82 08:10:01 4 7.57 0.00 2.77 1.63 0.05 87.99 08:10:01 5 7.23 0.00 3.08 2.28 0.06 87.35 08:10:01 6 10.92 0.00 3.40 4.86 0.07 80.75 08:10:01 7 7.67 0.00 2.62 1.26 0.05 88.40 Average: all 8.60 0.00 3.09 2.60 0.06 85.65 Average: 0 6.58 0.00 3.00 3.47 0.06 86.89 Average: 1 10.36 0.00 3.42 2.35 0.06 83.81 Average: 2 10.21 0.00 3.23 2.35 0.06 84.15 Average: 3 8.32 0.00 3.20 2.60 0.06 85.82 Average: 4 7.57 0.00 2.77 1.63 0.05 87.99 Average: 5 7.23 0.00 3.08 2.28 0.06 87.35 Average: 6 10.92 0.00 3.40 4.86 0.07 80.75 Average: 7 7.67 0.00 2.62 1.26 0.05 88.40