---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12714 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 22G 134G 14% / 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 817 16461 4 14813 30807 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:71:35:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.85/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85512sec preferred_lft 85512sec inet6 fe80::f816:3eff:fe71:3543/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:5b:2a:7f:47:50 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::605b:2aff:fe7f:4750/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12714) 07/27/26 _x86_64_ (8 CPU) 08:05:52 LINUX RESTART (8 CPU) 08:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:00 184.46 2.87 173.87 7.72 373.49 26468.51 16004.03 Average: 184.46 2.87 173.87 7.72 373.49 26468.51 16004.03 08:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:00 15893536 30642732 1600508 4.87 258644 14300472 5725776 16.88 3325888 12658940 508 Average: 15893536 30642732 1600508 4.87 258644 14300472 5725776 16.88 3325888 12658940 508 08:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:00 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 08:20:00 ens3 119.47 73.98 2732.06 9.06 0.00 0.00 0.00 0.00 08:20:00 docker0 4.15 6.67 0.39 151.58 0.00 0.00 0.00 0.00 08:20:00 br-b63f06bce6ed 1.53 2.34 0.10 35.06 0.00 0.00 0.00 0.00 08:20:00 vethef0f04e 6.44 6.56 6.42 6.76 0.00 0.00 0.00 0.00 08:20:00 veth7d7697b 61.46 44.89 12.24 8.11 0.00 0.00 0.00 0.00 08:20:00 veth65de202 10.80 13.79 9.74 2.69 0.00 0.00 0.00 0.00 08:20:00 vethaea5492 8.62 11.38 7.52 2.13 0.00 0.00 0.00 0.00 08:20:00 veth8c832a1 9.83 12.89 8.55 2.56 0.00 0.00 0.00 0.00 08:20:00 veth41a9543 9.87 12.90 8.57 2.57 0.00 0.00 0.00 0.00 08:20:00 veth4b7e015 8.55 11.24 7.85 1.85 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 119.47 73.98 2732.06 9.06 0.00 0.00 0.00 0.00 Average: docker0 4.15 6.67 0.39 151.58 0.00 0.00 0.00 0.00 Average: br-b63f06bce6ed 1.53 2.34 0.10 35.06 0.00 0.00 0.00 0.00 Average: vethef0f04e 6.44 6.56 6.42 6.76 0.00 0.00 0.00 0.00 Average: veth7d7697b 61.46 44.89 12.24 8.11 0.00 0.00 0.00 0.00 Average: veth65de202 10.80 13.79 9.74 2.69 0.00 0.00 0.00 0.00 Average: vethaea5492 8.62 11.38 7.52 2.13 0.00 0.00 0.00 0.00 Average: veth8c832a1 9.83 12.89 8.55 2.56 0.00 0.00 0.00 0.00 Average: veth41a9543 9.87 12.90 8.57 2.57 0.00 0.00 0.00 0.00 Average: veth4b7e015 8.55 11.24 7.85 1.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-12714) 07/27/26 _x86_64_ (8 CPU) 08:05:52 LINUX RESTART (8 CPU) 08:10:00 CPU %user %nice %system %iowait %steal %idle 08:20:00 all 14.69 0.00 2.47 0.50 0.09 82.25 08:20:00 0 14.30 0.00 2.52 0.29 0.09 82.79 08:20:00 1 14.99 0.00 2.65 0.41 0.09 81.86 08:20:00 2 14.36 0.00 2.34 0.47 0.10 82.73 08:20:00 3 14.77 0.00 2.45 0.42 0.09 82.26 08:20:00 4 14.05 0.00 2.43 0.59 0.08 82.85 08:20:00 5 13.54 0.00 2.42 0.78 0.09 83.17 08:20:00 6 14.27 0.00 2.32 0.39 0.09 82.92 08:20:00 7 17.26 0.00 2.61 0.64 0.09 79.41 Average: all 14.69 0.00 2.47 0.50 0.09 82.25 Average: 0 14.30 0.00 2.52 0.29 0.09 82.79 Average: 1 14.99 0.00 2.65 0.41 0.09 81.86 Average: 2 14.36 0.00 2.34 0.47 0.10 82.73 Average: 3 14.77 0.00 2.45 0.42 0.09 82.26 Average: 4 14.05 0.00 2.43 0.59 0.08 82.85 Average: 5 13.54 0.00 2.42 0.78 0.09 83.17 Average: 6 14.27 0.00 2.32 0.39 0.09 82.92 Average: 7 17.26 0.00 2.61 0.64 0.09 79.41