---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13346 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: 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 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 1013 12027 4 19051 30611 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:e7:6b:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.49/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84433sec preferred_lft 84433sec inet6 fe80::f816:3eff:fee7:6b2c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:66:7f:76:3f:6b 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::8c66:7fff:fe76:3f6b/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-13346) 07/28/26 _x86_64_ (8 CPU) 13:15:05 LINUX RESTART (8 CPU) 13:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 343.27 0.41 306.56 36.30 31.77 51128.67 560076.81 13:40:06 10.95 0.30 10.37 0.28 5.44 372.40 1918.47 Average: 175.81 0.35 157.31 18.15 18.50 25551.95 278813.90 13:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 2005008 21553720 10599904 32.26 599252 18052580 16937560 49.95 4775904 22418128 288 13:40:06 486888 20105676 12046148 36.66 600884 18115500 18061436 53.26 4835492 23842668 868 Average: 1245948 20829698 11323026 34.46 600068 18084040 17499498 51.60 4805698 23130398 578 13:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 0.78 0.78 0.06 0.06 0.00 0.00 0.00 0.00 13:30:01 ens3 490.95 271.77 2710.38 112.01 0.00 0.00 0.00 0.00 13:30:01 docker0 16.61 31.65 1.03 759.80 0.00 0.00 0.00 0.00 13:30:01 br-258fc33090ac 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 13:30:01 veth5d6c8fa 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 veth9d25270 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 veth1d85ef8 0.15 0.22 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 veth9df60ce 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 veth2a772ef 6.82 6.50 4.54 1.30 0.00 0.00 0.00 0.00 13:30:01 veth8d28488 1.10 1.12 0.12 0.95 0.00 0.00 0.00 0.00 13:30:01 veth0bb213a 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 veth48a7c49 0.53 0.51 0.07 0.65 0.00 0.00 0.00 0.00 13:40:06 lo 4.68 4.68 19.58 19.58 0.00 0.00 0.00 0.00 13:40:06 ens3 8.98 6.08 3.28 3.06 0.00 0.00 0.00 0.00 13:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:06 br-258fc33090ac 2.59 2.45 18.98 0.65 0.00 0.00 0.00 0.00 13:40:06 veth5d6c8fa 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:06 veth9d25270 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:06 veth1d85ef8 0.50 0.30 0.07 0.40 0.00 0.00 0.00 0.00 13:40:06 veth9df60ce 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 13:40:06 veth2a772ef 224.02 240.79 161.34 113.75 0.00 0.00 0.00 0.01 13:40:06 veth8d28488 117.48 109.24 88.40 59.24 0.00 0.00 0.00 0.01 13:40:06 veth48a7c49 130.19 121.04 59.71 105.65 0.00 0.00 0.00 0.01 Average: lo 2.74 2.74 9.90 9.90 0.00 0.00 0.00 0.00 Average: ens3 248.08 137.89 1346.23 57.11 0.00 0.00 0.00 0.00 Average: docker0 8.24 15.70 0.51 376.92 0.00 0.00 0.00 0.00 Average: br-258fc33090ac 1.45 1.36 9.57 0.33 0.00 0.00 0.00 0.00 Average: veth5d6c8fa 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9d25270 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1d85ef8 0.32 0.26 0.04 0.21 0.00 0.00 0.00 0.00 Average: veth9df60ce 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth2a772ef 116.27 124.56 83.55 57.97 0.00 0.00 0.00 0.01 Average: veth8d28488 59.74 55.60 44.61 30.32 0.00 0.00 0.00 0.00 Average: veth48a7c49 65.87 61.25 30.12 53.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13346) 07/28/26 _x86_64_ (8 CPU) 13:15:05 LINUX RESTART (8 CPU) 13:20:06 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 29.60 0.02 3.82 1.96 0.14 64.46 13:30:01 0 25.65 0.02 3.78 2.01 0.10 68.44 13:30:01 1 27.04 0.02 3.54 1.99 0.13 67.29 13:30:01 2 32.20 0.03 4.48 2.38 0.23 60.69 13:30:01 3 34.30 0.02 3.66 1.60 0.11 60.31 13:30:01 4 29.64 0.01 3.74 1.91 0.11 64.58 13:30:01 5 27.46 0.03 3.92 2.27 0.12 66.21 13:30:01 6 31.03 0.01 3.68 2.29 0.12 62.88 13:30:01 7 29.45 0.05 3.79 1.21 0.20 65.30 13:40:06 all 7.76 0.00 1.12 0.03 0.10 90.99 13:40:06 0 8.65 0.00 1.13 0.07 0.07 90.07 13:40:06 1 8.06 0.01 1.18 0.02 0.20 90.54 13:40:06 2 7.43 0.00 1.12 0.03 0.12 91.29 13:40:06 3 8.19 0.00 1.23 0.01 0.07 90.49 13:40:06 4 7.78 0.00 1.15 0.03 0.08 90.96 13:40:06 5 7.10 0.00 1.06 0.01 0.07 91.76 13:40:06 6 7.62 0.00 1.09 0.05 0.16 91.08 13:40:06 7 7.21 0.00 0.99 0.02 0.06 91.73 Average: all 18.58 0.01 2.46 0.98 0.12 77.84 Average: 0 17.08 0.01 2.45 1.03 0.08 79.35 Average: 1 17.46 0.01 2.35 0.99 0.16 79.02 Average: 2 19.73 0.01 2.79 1.20 0.17 76.10 Average: 3 21.14 0.01 2.44 0.80 0.09 75.52 Average: 4 18.63 0.01 2.43 0.96 0.10 77.87 Average: 5 17.17 0.01 2.47 1.13 0.09 79.12 Average: 6 19.23 0.00 2.37 1.16 0.14 77.09 Average: 7 18.24 0.02 2.38 0.61 0.13 78.63