---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1785 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 20G 136G 13% / 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 835 18002 4 13254 30789 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:5b:7d:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.217/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85419sec preferred_lft 85419sec inet6 fe80::f816:3eff:fe5b:7d19/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:34:10:d2:be:13 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::e434:10ff:fed2:be13/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1785) 05/21/26 _x86_64_ (8 CPU) 11:14:27 LINUX RESTART (8 CPU) 11:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:00 273.83 1.13 212.26 60.45 17.42 41259.25 1897727.56 Average: 273.83 1.13 212.26 60.45 17.42 41259.25 1897727.56 11:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:00 18086504 31043844 1202520 3.66 413196 12224492 1793108 5.29 6965384 6726412 168 Average: 18086504 31043844 1202520 3.66 413196 12224492 1793108 5.29 6965384 6726412 168 11:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:00 lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 11:30:00 ens3 107.58 71.69 1012.22 1800.10 0.00 0.00 0.00 0.00 11:30:00 docker0 28.28 44.99 2.26 936.15 0.00 0.00 0.00 0.00 Average: lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 107.58 71.69 1012.22 1800.10 0.00 0.00 0.00 0.00 Average: docker0 28.28 44.99 2.26 936.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1785) 05/21/26 _x86_64_ (8 CPU) 11:14:27 LINUX RESTART (8 CPU) 11:20:00 CPU %user %nice %system %iowait %steal %idle 11:30:00 all 13.62 0.00 4.10 1.22 0.06 81.00 11:30:00 0 12.77 0.00 3.77 0.80 0.07 82.60 11:30:00 1 14.98 0.00 4.45 0.83 0.07 79.67 11:30:00 2 13.05 0.00 4.29 2.12 0.06 80.47 11:30:00 3 12.30 0.00 4.00 0.74 0.06 82.90 11:30:00 4 14.77 0.00 3.86 0.94 0.06 80.36 11:30:00 5 12.70 0.00 4.23 1.66 0.07 81.34 11:30:00 6 11.53 0.00 3.69 0.97 0.07 83.74 11:30:00 7 16.88 0.00 4.47 1.69 0.06 76.90 Average: all 13.62 0.00 4.10 1.22 0.06 81.00 Average: 0 12.77 0.00 3.77 0.80 0.07 82.60 Average: 1 14.98 0.00 4.45 0.83 0.07 79.67 Average: 2 13.05 0.00 4.29 2.12 0.06 80.47 Average: 3 12.30 0.00 4.00 0.74 0.06 82.90 Average: 4 14.77 0.00 3.86 0.94 0.06 80.36 Average: 5 12.70 0.00 4.23 1.66 0.07 81.34 Average: 6 11.53 0.00 3.69 0.97 0.07 83.74 Average: 7 16.88 0.00 4.47 1.69 0.06 76.90