---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4011 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 19G 137G 12% / 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 788 19220 4 12083 30836 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:d1:94:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.23/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84637sec preferred_lft 84637sec inet6 fe80::f816:3eff:fed1:94ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:21:c9:83:96:7d 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::2421:c9ff:fe83:967d/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-4011) 06/30/26 _x86_64_ (8 CPU) 13:06:27 LINUX RESTART (8 CPU) 13:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 1.78 0.04 1.74 0.01 1.49 21.85 225.82 13:30:17 175.17 5.16 162.73 7.28 599.59 36371.62 7833.76 Average: 90.43 2.66 84.04 3.72 307.27 18605.74 4115.40 13:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 30099024 31747584 640724 1.95 59228 1928292 1522072 4.49 179880 2296688 12 13:30:17 14643552 26792492 5423748 16.50 248292 11816752 14883524 43.89 1648372 15624724 352 Average: 22371288 29270038 3032236 9.23 153760 6872522 8202798 24.19 914126 8960706 182 13:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:20:01 ens3 0.56 0.36 0.25 0.45 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:17 lo 1.85 1.85 0.17 0.17 0.00 0.00 0.00 0.00 13:30:17 ens3 226.24 160.25 4910.17 20.95 0.00 0.00 0.00 0.00 13:30:17 docker0 4.41 6.07 0.40 142.97 0.00 0.00 0.00 0.00 13:30:17 br-ffa01ef86a8c 2.99 4.20 0.17 35.16 0.00 0.00 0.00 0.00 13:30:17 veth442bc1a 51.73 54.42 11.00 7.56 0.00 0.00 0.00 0.00 13:30:17 veth2a08afe 0.00 0.16 0.00 0.01 0.00 0.00 0.00 0.00 13:30:17 veth7b8281c 0.57 0.91 0.09 0.11 0.00 0.00 0.00 0.00 13:30:17 vethadbcf4c 0.83 1.10 0.45 0.80 0.00 0.00 0.00 0.00 13:30:17 veth519f9a0 0.30 0.44 0.03 0.81 0.00 0.00 0.00 0.00 13:30:17 veth670306e 27.65 20.03 3.72 3.13 0.00 0.00 0.00 0.00 13:30:17 veth235e0de 18.89 18.93 2.99 4.35 0.00 0.00 0.00 0.00 13:30:17 veth8278699 2.84 4.33 0.21 35.17 0.00 0.00 0.00 0.00 13:30:17 vethcce7987 3.42 4.87 0.60 0.68 0.00 0.00 0.00 0.00 13:30:17 veth8a45e80 3.59 5.02 0.68 0.71 0.00 0.00 0.00 0.00 13:30:17 veth62ce7f4 3.40 4.85 0.55 0.68 0.00 0.00 0.00 0.00 13:30:17 veth6c36efa 3.31 4.65 0.61 0.73 0.00 0.00 0.00 0.00 13:30:17 veth237091f 10.21 11.35 1.52 2.19 0.00 0.00 0.00 0.00 13:30:17 vethbe308d4 2.08 2.81 0.30 0.26 0.00 0.00 0.00 0.00 13:30:17 vetha9a97e6 23.78 23.92 4.60 4.90 0.00 0.00 0.00 0.00 13:30:17 veth283652e 0.81 0.72 0.42 0.87 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 115.94 82.11 2510.46 10.93 0.00 0.00 0.00 0.00 Average: docker0 2.26 3.10 0.21 73.09 0.00 0.00 0.00 0.00 Average: br-ffa01ef86a8c 1.53 2.15 0.09 17.98 0.00 0.00 0.00 0.00 Average: veth442bc1a 26.45 27.82 5.63 3.86 0.00 0.00 0.00 0.00 Average: veth2a08afe 0.00 0.08 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth7b8281c 0.29 0.46 0.05 0.06 0.00 0.00 0.00 0.00 Average: vethadbcf4c 0.42 0.56 0.23 0.41 0.00 0.00 0.00 0.00 Average: veth519f9a0 0.16 0.23 0.01 0.42 0.00 0.00 0.00 0.00 Average: veth670306e 14.14 10.24 1.90 1.60 0.00 0.00 0.00 0.00 Average: veth235e0de 9.66 9.68 1.53 2.22 0.00 0.00 0.00 0.00 Average: veth8278699 1.45 2.21 0.11 17.98 0.00 0.00 0.00 0.00 Average: vethcce7987 1.75 2.49 0.31 0.35 0.00 0.00 0.00 0.00 Average: veth8a45e80 1.84 2.57 0.35 0.36 0.00 0.00 0.00 0.00 Average: veth62ce7f4 1.74 2.48 0.28 0.35 0.00 0.00 0.00 0.00 Average: veth6c36efa 1.69 2.38 0.31 0.37 0.00 0.00 0.00 0.00 Average: veth237091f 5.22 5.80 0.78 1.12 0.00 0.00 0.00 0.00 Average: vethbe308d4 1.06 1.44 0.16 0.13 0.00 0.00 0.00 0.00 Average: vetha9a97e6 12.16 12.23 2.35 2.51 0.00 0.00 0.00 0.00 Average: veth283652e 0.42 0.37 0.21 0.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4011) 06/30/26 _x86_64_ (8 CPU) 13:06:27 LINUX RESTART (8 CPU) 13:10:11 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 0.07 0.00 0.02 0.01 0.01 99.90 13:20:01 0 0.01 0.00 0.01 0.00 0.00 99.98 13:20:01 1 0.06 0.00 0.02 0.00 0.01 99.91 13:20:01 2 0.02 0.00 0.02 0.00 0.02 99.94 13:20:01 3 0.36 0.00 0.05 0.00 0.02 99.57 13:20:01 4 0.02 0.00 0.02 0.00 0.01 99.95 13:20:01 5 0.03 0.00 0.02 0.03 0.01 99.92 13:20:01 6 0.03 0.00 0.01 0.01 0.01 99.95 13:20:01 7 0.01 0.00 0.01 0.00 0.00 99.98 13:30:17 all 13.98 0.00 2.78 0.51 0.07 82.66 13:30:17 0 15.58 0.00 2.88 0.60 0.06 80.87 13:30:17 1 12.34 0.00 2.70 0.50 0.06 84.39 13:30:17 2 12.22 0.00 2.70 0.32 0.06 84.69 13:30:17 3 14.28 0.00 2.62 0.69 0.07 82.34 13:30:17 4 13.07 0.00 2.65 0.35 0.06 83.86 13:30:17 5 15.18 0.00 2.81 0.64 0.07 81.30 13:30:17 6 13.83 0.00 3.02 0.31 0.07 82.77 13:30:17 7 15.35 0.00 2.84 0.64 0.07 81.10 Average: all 7.17 0.00 1.43 0.26 0.04 91.11 Average: 0 7.95 0.00 1.47 0.31 0.03 90.23 Average: 1 6.32 0.00 1.38 0.26 0.04 92.00 Average: 2 6.24 0.00 1.39 0.16 0.04 92.16 Average: 3 7.47 0.00 1.36 0.35 0.05 90.77 Average: 4 6.68 0.00 1.36 0.18 0.03 91.75 Average: 5 7.76 0.00 1.44 0.34 0.04 90.41 Average: 6 7.07 0.00 1.55 0.16 0.04 91.19 Average: 7 7.83 0.00 1.45 0.33 0.03 90.36