---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4404 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: 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: 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 28G 128G 18% / 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 836 9024 4 22232 30788 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:ad:30:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.158/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85078sec preferred_lft 85078sec inet6 fe80::f816:3eff:fead:30be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:67:e6:01:77:f7 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::6467:e6ff:fe01:77f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4404) 05/27/26 _x86_64_ (8 CPU) 23:04:26 LINUX RESTART (8 CPU) 23:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:05 345.09 1.21 335.44 8.44 16.90 77335.59 347800.57 Average: 345.09 1.21 335.44 8.44 16.90 77335.59 347800.57 23:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:05 9764504 30951436 1268876 3.86 513700 20043376 1885656 5.56 8705328 12960576 51528 Average: 9764504 30951436 1268876 3.86 513700 20043376 1885656 5.56 8705328 12960576 51528 23:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:05 lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 23:20:05 ens3 179.58 122.20 1846.89 3358.19 0.00 0.00 0.00 0.00 23:20:05 docker0 25.03 38.06 1.95 749.17 0.00 0.00 0.00 0.00 23:20:05 veth74f8a54 17.33 24.23 1.23 543.98 0.00 0.00 0.00 0.04 Average: lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 179.58 122.20 1846.89 3358.19 0.00 0.00 0.00 0.00 Average: docker0 25.03 38.06 1.95 749.17 0.00 0.00 0.00 0.00 Average: veth74f8a54 17.33 24.23 1.23 543.98 0.00 0.00 0.00 0.04 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4404) 05/27/26 _x86_64_ (8 CPU) 23:04:26 LINUX RESTART (8 CPU) 23:10:06 CPU %user %nice %system %iowait %steal %idle 23:20:05 all 9.53 0.00 3.62 0.97 0.06 85.82 23:20:05 0 9.45 0.00 3.59 1.15 0.06 85.75 23:20:05 1 11.37 0.00 4.00 0.78 0.06 83.79 23:20:05 2 9.06 0.00 4.28 0.59 0.06 86.01 23:20:05 3 8.22 0.00 3.24 0.42 0.05 88.07 23:20:05 4 9.30 0.00 3.73 1.60 0.05 85.31 23:20:05 5 10.60 0.00 3.63 0.76 0.06 84.95 23:20:05 6 7.59 0.00 2.90 0.54 0.06 88.92 23:20:05 7 10.66 0.00 3.60 1.89 0.06 83.80 Average: all 9.53 0.00 3.62 0.97 0.06 85.82 Average: 0 9.45 0.00 3.59 1.15 0.06 85.75 Average: 1 11.37 0.00 4.00 0.78 0.06 83.79 Average: 2 9.06 0.00 4.28 0.59 0.06 86.01 Average: 3 8.22 0.00 3.24 0.42 0.05 88.07 Average: 4 9.30 0.00 3.73 1.60 0.05 85.31 Average: 5 10.60 0.00 3.63 0.76 0.06 84.95 Average: 6 7.59 0.00 2.90 0.54 0.06 88.92 Average: 7 10.66 0.00 3.60 1.89 0.06 83.80