---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-2803 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): 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 nrip_save 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 632 8392 4 6963 15014 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:13:f2:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.179/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84976sec preferred_lft 84976sec inet6 fe80::f816:3eff:fe13:f2a5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:99:a6:6e:40:fa 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-2803) 05/22/26 _x86_64_ (4 CPU) 18:37:23 LINUX RESTART (4 CPU) 18:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:28 9.38 1.36 7.89 0.14 94.40 3346.38 663.57 19:00:01 235.01 0.85 225.28 8.89 20.08 16056.08 145425.14 Average: 118.33 1.11 112.85 4.36 58.52 9483.05 70559.31 18:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:28 10100408 13606084 2352332 14.37 174604 3428264 2692788 15.46 587032 5260456 100420 19:00:01 8580552 15356284 576884 3.52 303720 6334528 1107092 6.35 1528680 5566164 4 Average: 9340480 14481184 1464608 8.95 239162 4881396 1899940 10.91 1057856 5413310 50212 18:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:28 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 18:50:28 ens3 122.14 106.15 683.70 25.29 0.00 0.00 0.00 0.00 18:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 lo 12.97 12.97 1.25 1.25 0.00 0.00 0.00 0.00 19:00:01 ens3 107.39 101.71 312.57 254.41 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 6.47 6.47 0.63 0.63 0.00 0.00 0.00 0.00 Average: ens3 115.02 104.00 504.51 135.92 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-2803) 05/22/26 _x86_64_ (4 CPU) 18:37:23 LINUX RESTART (4 CPU) 18:40:13 CPU %user %nice %system %iowait %steal %idle 18:50:28 all 21.81 0.00 1.31 0.06 0.06 76.77 18:50:28 0 21.15 0.00 1.42 0.08 0.05 77.30 18:50:28 1 22.36 0.00 1.45 0.02 0.06 76.12 18:50:28 2 21.63 0.00 1.28 0.08 0.06 76.95 18:50:28 3 22.10 0.00 1.09 0.04 0.06 76.71 19:00:01 all 38.31 0.00 3.43 0.22 0.10 57.94 19:00:01 0 37.23 0.00 3.29 0.24 0.09 59.16 19:00:01 1 41.41 0.00 3.76 0.30 0.15 54.39 19:00:01 2 37.82 0.00 3.23 0.18 0.09 58.67 19:00:01 3 36.76 0.00 3.44 0.15 0.09 59.56 Average: all 29.76 0.00 2.33 0.13 0.08 67.70 Average: 0 28.90 0.00 2.32 0.16 0.07 68.55 Average: 1 31.55 0.00 2.56 0.15 0.10 65.64 Average: 2 29.43 0.00 2.22 0.13 0.07 68.15 Average: 3 29.15 0.00 2.22 0.10 0.07 68.46