---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2811 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 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 809 17934 4 13347 30814 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:69:ca:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.171/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85410sec preferred_lft 85410sec inet6 fe80::f816:3eff:fe69:cae8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:46:75:a3:f2:d2 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::5846:75ff:fea3:f2d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2811) 05/22/26 _x86_64_ (8 CPU) 19:09:24 LINUX RESTART (8 CPU) 19:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:15 253.42 2.72 243.74 6.95 104.49 49914.35 202811.99 Average: 253.42 2.72 243.74 6.95 104.49 49914.35 202811.99 19:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:15 18577312 30960568 1296764 3.95 337264 11778388 1922676 5.67 4815332 8446344 10628 Average: 18577312 30960568 1296764 3.95 337264 11778388 1922676 5.67 4815332 8446344 10628 19:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:15 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 19:20:15 ens3 207.04 151.59 2188.22 1719.55 0.00 0.00 0.00 0.00 19:20:15 docker0 28.83 46.10 2.29 1004.91 0.00 0.00 0.00 0.00 19:20:15 veth8cf6a37 19.34 26.56 1.45 656.73 0.00 0.00 0.00 0.05 Average: lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 207.04 151.59 2188.22 1719.55 0.00 0.00 0.00 0.00 Average: docker0 28.83 46.10 2.29 1004.91 0.00 0.00 0.00 0.00 Average: veth8cf6a37 19.34 26.56 1.45 656.73 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2811) 05/22/26 _x86_64_ (8 CPU) 19:09:24 LINUX RESTART (8 CPU) 19:10:07 CPU %user %nice %system %iowait %steal %idle 19:20:15 all 13.57 0.00 3.59 1.55 0.06 81.24 19:20:15 0 12.83 0.00 3.63 1.16 0.06 82.32 19:20:15 1 14.56 0.00 3.77 1.60 0.06 80.01 19:20:15 2 12.10 0.00 3.51 1.97 0.05 82.38 19:20:15 3 15.68 0.00 3.74 1.20 0.06 79.33 19:20:15 4 11.03 0.00 3.65 1.35 0.06 83.91 19:20:15 5 14.35 0.00 3.55 1.71 0.06 80.32 19:20:15 6 14.04 0.00 3.33 1.24 0.05 81.34 19:20:15 7 13.97 0.00 3.52 2.16 0.06 80.28 Average: all 13.57 0.00 3.59 1.55 0.06 81.24 Average: 0 12.83 0.00 3.63 1.16 0.06 82.32 Average: 1 14.56 0.00 3.77 1.60 0.06 80.01 Average: 2 12.10 0.00 3.51 1.97 0.05 82.38 Average: 3 15.68 0.00 3.74 1.20 0.06 79.33 Average: 4 11.03 0.00 3.65 1.35 0.06 83.91 Average: 5 14.35 0.00 3.55 1.71 0.06 80.32 Average: 6 14.04 0.00 3.33 1.24 0.05 81.34 Average: 7 13.97 0.00 3.52 2.16 0.06 80.28