---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3991 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 25G 131G 16% / 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 825 12132 4 19134 30798 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:b1:db:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.84/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84503sec preferred_lft 84503sec inet6 fe80::f816:3eff:feb1:dbc0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:fe:0a:e1:b6:ac 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::2cfe:aff:fee1:b6ac/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-3991) 06/30/26 _x86_64_ (8 CPU) 12:16:34 LINUX RESTART (8 CPU) 12:20:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 546.02 0.66 531.26 14.10 34.20 59377.19 78455.29 12:40:14 9.95 0.29 9.37 0.29 5.19 353.09 1746.19 Average: 269.95 0.47 262.50 6.99 19.26 28980.68 38951.28 12:20:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 2520952 22152460 10001236 30.43 597284 18138612 16350432 48.22 4857216 21798308 444 12:40:14 779320 20479664 11671892 35.52 599032 18199860 17451524 51.46 4917436 23454424 1112 Average: 1650136 21316062 10836564 32.98 598158 18169236 16900978 49.84 4887326 22626366 778 12:20:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.78 0.78 0.06 0.06 0.00 0.00 0.00 0.00 12:30:01 ens3 409.47 233.64 2806.76 85.43 0.00 0.00 0.00 0.00 12:30:01 docker0 17.06 33.56 1.06 790.16 0.00 0.00 0.00 0.00 12:30:01 br-a5bff57fa4ce 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 12:30:01 veth6d04150 0.12 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 vethbf2346f 7.05 6.52 4.64 1.33 0.00 0.00 0.00 0.00 12:30:01 veth4f35aad 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:30:01 vetha153566 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:30:01 veth9ca50b5 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:30:01 vethcefa949 0.91 0.94 0.11 0.95 0.00 0.00 0.00 0.00 12:30:01 vethca4eb02 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 veth4560ac9 0.43 0.44 0.06 0.60 0.00 0.00 0.00 0.00 12:40:14 lo 4.37 4.37 18.98 18.98 0.00 0.00 0.00 0.00 12:40:14 ens3 5.07 3.44 1.80 1.89 0.00 0.00 0.00 0.00 12:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:14 br-a5bff57fa4ce 2.41 2.26 18.41 0.61 0.00 0.00 0.00 0.00 12:40:14 veth6d04150 0.51 0.32 0.07 0.39 0.00 0.00 0.00 0.00 12:40:14 vethbf2346f 212.30 228.31 154.55 108.20 0.00 0.00 0.00 0.01 12:40:14 veth4f35aad 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 12:40:14 vetha153566 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:14 veth9ca50b5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:14 vethcefa949 114.43 106.31 86.31 57.69 0.00 0.00 0.00 0.01 12:40:14 veth4560ac9 120.58 112.04 55.46 100.35 0.00 0.00 0.00 0.01 Average: lo 2.63 2.63 9.80 9.80 0.00 0.00 0.00 0.00 Average: ens3 201.21 115.09 1362.25 42.41 0.00 0.00 0.00 0.00 Average: docker0 8.27 16.28 0.51 383.24 0.00 0.00 0.00 0.00 Average: br-a5bff57fa4ce 1.39 1.29 9.49 0.32 0.00 0.00 0.00 0.00 Average: veth6d04150 0.32 0.26 0.04 0.21 0.00 0.00 0.00 0.00 Average: vethbf2346f 112.75 120.73 81.84 56.37 0.00 0.00 0.00 0.01 Average: veth4f35aad 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vetha153566 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9ca50b5 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethcefa949 59.37 55.20 44.50 30.17 0.00 0.00 0.00 0.00 Average: veth4560ac9 62.31 57.91 28.59 51.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3991) 06/30/26 _x86_64_ (8 CPU) 12:16:34 LINUX RESTART (8 CPU) 12:20:24 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 33.32 0.02 4.42 1.13 0.09 61.03 12:30:01 0 33.45 0.01 4.17 1.48 0.08 60.81 12:30:01 1 34.13 0.02 4.89 0.86 0.09 60.01 12:30:01 2 33.74 0.04 4.16 0.85 0.09 61.11 12:30:01 3 32.87 0.01 4.63 1.04 0.08 61.36 12:30:01 4 32.73 0.02 4.78 1.22 0.08 61.17 12:30:01 5 32.08 0.02 4.02 1.20 0.09 62.59 12:30:01 6 35.83 0.02 4.17 1.00 0.09 58.91 12:30:01 7 31.68 0.02 4.54 1.36 0.09 62.30 12:40:14 all 7.61 0.00 1.03 0.02 0.06 91.28 12:40:14 0 6.54 0.00 1.00 0.01 0.06 92.39 12:40:14 1 8.97 0.00 1.24 0.01 0.07 89.72 12:40:14 2 6.96 0.00 0.86 0.06 0.06 92.06 12:40:14 3 7.58 0.00 1.05 0.03 0.06 91.28 12:40:14 4 7.89 0.00 0.97 0.01 0.06 91.06 12:40:14 5 7.66 0.00 1.06 0.01 0.07 91.20 12:40:14 6 7.37 0.00 1.00 0.03 0.06 91.54 12:40:14 7 7.91 0.00 1.03 0.00 0.06 90.99 Average: all 20.08 0.01 2.67 0.56 0.07 76.61 Average: 0 19.59 0.01 2.54 0.72 0.07 77.07 Average: 1 21.20 0.01 3.01 0.42 0.08 75.28 Average: 2 19.93 0.02 2.46 0.44 0.08 77.07 Average: 3 19.86 0.00 2.79 0.52 0.07 76.75 Average: 4 19.94 0.01 2.82 0.60 0.07 76.56 Average: 5 19.51 0.01 2.50 0.59 0.08 77.31 Average: 6 21.17 0.01 2.54 0.50 0.07 75.71 Average: 7 19.43 0.01 2.73 0.66 0.08 77.09