---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2043 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 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 799 16449 4 14843 30825 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:c8:dd:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.72/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85460sec preferred_lft 85460sec inet6 fe80::f816:3eff:fec8:ddf2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:a7:11:a3:49:19 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::58a7:11ff:fea3:4919/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2043) 06/24/26 _x86_64_ (8 CPU) 13:38:26 LINUX RESTART (8 CPU) 13:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:30 299.73 5.04 282.18 12.51 568.79 48335.94 65950.75 Average: 299.73 5.04 282.18 12.51 568.79 48335.94 65950.75 13:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:30 13164612 27985316 4236060 12.89 256112 14391924 11115140 32.78 3179120 15511484 964 Average: 13164612 27985316 4236060 12.89 256112 14391924 11115140 32.78 3179120 15511484 964 13:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:30 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 13:50:30 ens3 252.38 155.18 3738.02 32.60 0.00 0.00 0.00 0.00 13:50:30 docker0 9.32 14.39 0.66 242.40 0.00 0.00 0.00 0.00 13:50:30 br-ce822379eb85 2.31 3.08 0.14 34.47 0.00 0.00 0.00 0.00 13:50:30 veth214dcad 18.78 21.48 12.50 3.65 0.00 0.00 0.00 0.00 13:50:30 veth6ca38be 37.99 27.87 6.66 4.83 0.00 0.00 0.00 0.00 13:50:30 vethb8557e1 7.21 7.42 0.80 47.01 0.00 0.00 0.00 0.00 13:50:30 vethaa0dd64 3.44 3.58 0.31 3.86 0.00 0.00 0.00 0.00 13:50:30 vethbbcba31 2.02 3.06 0.15 34.40 0.00 0.00 0.00 0.00 13:50:30 veth1bc02b3 6.14 8.02 5.16 1.41 0.00 0.00 0.00 0.00 13:50:30 veth9134488 5.19 6.88 4.70 1.05 0.00 0.00 0.00 0.00 13:50:30 veth7ae7b8d 6.47 8.39 5.87 1.46 0.00 0.00 0.00 0.00 13:50:30 vethdc3d82c 6.02 7.92 4.99 1.40 0.00 0.00 0.00 0.00 13:50:30 veth0dd5090 5.28 7.02 4.75 1.12 0.00 0.00 0.00 0.00 13:50:30 vethe18d774 17.69 17.40 18.15 7.67 0.00 0.00 0.00 0.00 13:50:30 vethd128da9 14.13 14.09 16.67 6.54 0.00 0.00 0.00 0.00 13:50:30 veth6b2901b 1.89 1.60 0.41 1.07 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 252.38 155.18 3738.02 32.60 0.00 0.00 0.00 0.00 Average: docker0 9.32 14.39 0.66 242.40 0.00 0.00 0.00 0.00 Average: br-ce822379eb85 2.31 3.08 0.14 34.47 0.00 0.00 0.00 0.00 Average: veth214dcad 18.78 21.48 12.50 3.65 0.00 0.00 0.00 0.00 Average: veth6ca38be 37.99 27.87 6.66 4.83 0.00 0.00 0.00 0.00 Average: vethb8557e1 7.21 7.42 0.80 47.01 0.00 0.00 0.00 0.00 Average: vethaa0dd64 3.44 3.58 0.31 3.86 0.00 0.00 0.00 0.00 Average: vethbbcba31 2.02 3.06 0.15 34.40 0.00 0.00 0.00 0.00 Average: veth1bc02b3 6.14 8.02 5.16 1.41 0.00 0.00 0.00 0.00 Average: veth9134488 5.19 6.88 4.70 1.05 0.00 0.00 0.00 0.00 Average: veth7ae7b8d 6.47 8.39 5.87 1.46 0.00 0.00 0.00 0.00 Average: vethdc3d82c 6.02 7.92 4.99 1.40 0.00 0.00 0.00 0.00 Average: veth0dd5090 5.28 7.02 4.75 1.12 0.00 0.00 0.00 0.00 Average: vethe18d774 17.69 17.40 18.15 7.67 0.00 0.00 0.00 0.00 Average: vethd128da9 14.13 14.09 16.67 6.54 0.00 0.00 0.00 0.00 Average: veth6b2901b 1.89 1.60 0.41 1.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2043) 06/24/26 _x86_64_ (8 CPU) 13:38:26 LINUX RESTART (8 CPU) 13:40:00 CPU %user %nice %system %iowait %steal %idle 13:50:30 all 16.97 0.00 3.17 1.75 0.09 78.01 13:50:30 0 16.24 0.00 3.06 1.36 0.09 79.25 13:50:30 1 15.77 0.00 3.32 3.17 0.09 77.64 13:50:30 2 18.76 0.00 3.35 1.07 0.09 76.72 13:50:30 3 15.96 0.00 3.32 2.30 0.09 78.32 13:50:30 4 16.83 0.00 2.72 0.75 0.09 79.62 13:50:30 5 15.64 0.00 3.26 1.79 0.09 79.22 13:50:30 6 19.22 0.00 3.33 2.36 0.09 74.99 13:50:30 7 17.35 0.00 2.99 1.22 0.09 78.35 Average: all 16.97 0.00 3.17 1.75 0.09 78.01 Average: 0 16.24 0.00 3.06 1.36 0.09 79.25 Average: 1 15.77 0.00 3.32 3.17 0.09 77.64 Average: 2 18.76 0.00 3.35 1.07 0.09 76.72 Average: 3 15.96 0.00 3.32 2.30 0.09 78.32 Average: 4 16.83 0.00 2.72 0.75 0.09 79.62 Average: 5 15.64 0.00 3.26 1.79 0.09 79.22 Average: 6 19.22 0.00 3.33 2.36 0.09 74.99 Average: 7 17.35 0.00 2.99 1.22 0.09 78.35