---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1383 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 23G 133G 15% / 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 848 18848 4 12395 30775 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:33:30:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.67/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85094sec preferred_lft 85094sec inet6 fe80::f816:3eff:fe33:3086/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:ef:d9:57:8d:a1 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::cef:d9ff:fe57:8da1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1383) 11/06/26 _x86_64_ (8 CPU) 13:26:51 LINUX RESTART (8 CPU) 13:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:09 492.84 1.11 479.97 11.76 44.73 52496.47 63127.29 Average: 492.84 1.11 479.97 11.76 44.73 52496.47 63127.29 13:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:09 316548 14953880 16613836 50.56 509632 14036136 25817644 76.13 3970780 25043152 27668 Average: 316548 14953880 16613836 50.56 509632 14036136 25817644 76.13 3970780 25043152 27668 13:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:09 lo 21.10 21.10 89.55 89.55 0.00 0.00 0.00 0.00 13:40:09 ens3 341.41 205.65 3299.50 55.64 0.00 0.00 0.00 0.00 13:40:09 docker0 27.88 51.44 1.60 684.20 0.00 0.00 0.00 0.00 13:40:09 br-20ce148cde71 18.32 20.89 21.72 84.31 0.00 0.00 0.00 0.00 13:40:09 veth5d67a42 12.75 12.27 114.90 31.46 0.00 0.00 0.00 0.01 13:40:09 veth35a83a7 0.12 0.21 0.01 0.03 0.00 0.00 0.00 0.00 13:40:09 vethfc79009 96.83 101.28 59.64 56.02 0.00 0.00 0.00 0.00 13:40:09 veth6e7530d 7.13 7.44 31.32 16.15 0.00 0.00 0.00 0.00 13:40:09 vethfa9f0a3 24.81 27.92 21.66 197.82 0.00 0.00 0.00 0.02 13:40:09 vethb27c221 72.94 68.19 69.27 40.02 0.00 0.00 0.00 0.01 13:40:09 veth38ee5aa 27.02 26.47 15.44 19.34 0.00 0.00 0.00 0.00 Average: lo 21.10 21.10 89.55 89.55 0.00 0.00 0.00 0.00 Average: ens3 341.41 205.65 3299.50 55.64 0.00 0.00 0.00 0.00 Average: docker0 27.88 51.44 1.60 684.20 0.00 0.00 0.00 0.00 Average: br-20ce148cde71 18.32 20.89 21.72 84.31 0.00 0.00 0.00 0.00 Average: veth5d67a42 12.75 12.27 114.90 31.46 0.00 0.00 0.00 0.01 Average: veth35a83a7 0.12 0.21 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethfc79009 96.83 101.28 59.64 56.02 0.00 0.00 0.00 0.00 Average: veth6e7530d 7.13 7.44 31.32 16.15 0.00 0.00 0.00 0.00 Average: vethfa9f0a3 24.81 27.92 21.66 197.82 0.00 0.00 0.00 0.02 Average: vethb27c221 72.94 68.19 69.27 40.02 0.00 0.00 0.00 0.01 Average: veth38ee5aa 27.02 26.47 15.44 19.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1383) 11/06/26 _x86_64_ (8 CPU) 13:26:51 LINUX RESTART (8 CPU) 13:30:09 CPU %user %nice %system %iowait %steal %idle 13:40:09 all 30.68 0.03 5.50 1.14 0.02 62.64 13:40:09 0 29.33 0.03 5.77 1.12 0.02 63.72 13:40:09 1 29.70 0.04 5.04 0.83 0.02 64.36 13:40:09 2 31.53 0.03 5.69 1.37 0.02 61.36 13:40:09 3 29.49 0.03 5.65 1.03 0.03 63.77 13:40:09 4 32.04 0.02 5.50 0.92 0.03 61.50 13:40:09 5 33.43 0.01 5.59 1.55 0.03 59.40 13:40:09 6 30.17 0.03 5.35 1.08 0.03 63.35 13:40:09 7 29.74 0.02 5.37 1.23 0.02 63.61 Average: all 30.68 0.03 5.50 1.14 0.02 62.64 Average: 0 29.33 0.03 5.77 1.12 0.02 63.72 Average: 1 29.70 0.04 5.04 0.83 0.02 64.36 Average: 2 31.53 0.03 5.69 1.37 0.02 61.36 Average: 3 29.49 0.03 5.65 1.03 0.03 63.77 Average: 4 32.04 0.02 5.50 0.92 0.03 61.50 Average: 5 33.43 0.01 5.59 1.55 0.03 59.40 Average: 6 30.17 0.03 5.35 1.08 0.03 63.35 Average: 7 29.74 0.02 5.37 1.23 0.02 63.61