---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7260 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 845 12822 4 18424 30779 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:5a:f4:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.132/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84437sec preferred_lft 84437sec inet6 fe80::f816:3eff:fe5a:f400/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:84:6f:15:c4:c1 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::e084:6fff:fe15:c4c1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7260) 07/09/26 _x86_64_ (8 CPU) 09:11:52 LINUX RESTART (8 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:26 188.43 0.31 181.40 6.72 14.06 32217.88 33249.93 09:40:26 11.64 0.17 11.13 0.34 6.19 485.81 2597.72 Average: 101.93 0.24 98.09 3.60 10.21 16692.62 18253.01 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:26 1316904 21064064 11087492 33.74 599372 18246384 16899804 49.84 4796604 23016240 936 09:40:26 252824 19299464 12850940 39.11 581460 17569956 19159624 56.50 4717712 24190864 616 Average: 784864 20181764 11969216 36.42 590416 17908170 18029714 53.17 4757158 23603552 776 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:26 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 09:30:26 ens3 110.50 76.39 1642.50 16.12 0.00 0.00 0.00 0.00 09:30:26 docker0 17.24 32.11 0.98 537.16 0.00 0.00 0.00 0.00 09:30:26 br-314e0c737714 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:30:26 veth2c896c3 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:30:26 veth6b61e94 45.84 48.06 17.61 22.45 0.00 0.00 0.00 0.00 09:30:26 vethc051554 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:30:26 veth33ae535 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:30:26 veth68c058b 0.40 0.38 0.05 0.21 0.00 0.00 0.00 0.00 09:30:26 veth693beb1 43.87 41.34 30.59 14.39 0.00 0.00 0.00 0.00 09:30:26 vethe71f0d3 0.66 1.19 0.75 9.08 0.00 0.00 0.00 0.00 09:30:26 veth8594d53 1.68 1.35 0.23 1.37 0.00 0.00 0.00 0.00 09:40:26 lo 8.52 8.52 38.50 38.50 0.00 0.00 0.00 0.00 09:40:26 ens3 14.92 10.65 6.30 6.00 0.00 0.00 0.00 0.00 09:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:26 br-314e0c737714 4.80 4.47 37.59 1.03 0.00 0.00 0.00 0.00 09:40:26 veth2c896c3 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:40:26 veth6b61e94 315.60 340.30 253.96 154.79 0.00 0.00 0.00 0.02 09:40:26 vethc051554 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:26 veth33ae535 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 09:40:26 veth68c058b 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 09:40:26 veth693beb1 117.68 108.64 93.40 72.25 0.00 0.00 0.00 0.01 09:40:26 veth8594d53 230.73 214.72 105.88 185.79 0.00 0.00 0.00 0.02 Average: lo 4.48 4.48 18.86 18.86 0.00 0.00 0.00 0.00 Average: ens3 63.74 44.23 841.97 11.17 0.00 0.00 0.00 0.00 Average: docker0 8.81 16.40 0.50 274.35 0.00 0.00 0.00 0.00 Average: br-314e0c737714 2.50 2.32 18.40 0.51 0.00 0.00 0.00 0.00 Average: veth2c896c3 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6b61e94 177.82 191.04 133.25 87.20 0.00 0.00 0.00 0.01 Average: vethc051554 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth33ae535 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth68c058b 0.40 0.29 0.06 0.27 0.00 0.00 0.00 0.00 Average: veth693beb1 79.98 74.27 61.32 42.70 0.00 0.00 0.00 0.01 Average: veth8594d53 113.75 105.74 51.92 91.60 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7260) 07/09/26 _x86_64_ (8 CPU) 09:11:52 LINUX RESTART (8 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:26 all 12.41 0.02 2.47 0.58 0.07 84.46 09:30:26 0 11.67 0.01 2.33 0.65 0.06 85.29 09:30:26 1 11.86 0.01 2.73 0.41 0.07 84.92 09:30:26 2 13.59 0.02 2.47 0.61 0.06 83.23 09:30:26 3 12.59 0.03 2.33 0.57 0.07 84.42 09:30:26 4 13.21 0.03 2.62 0.41 0.06 83.66 09:30:26 5 13.87 0.03 2.40 0.68 0.08 82.95 09:30:26 6 11.32 0.01 2.58 0.89 0.06 85.14 09:30:26 7 11.13 0.01 2.29 0.46 0.06 86.05 09:40:26 all 7.56 0.00 1.42 0.03 0.07 90.92 09:40:26 0 7.07 0.00 1.42 0.02 0.07 91.41 09:40:26 1 7.91 0.00 1.53 0.02 0.08 90.46 09:40:26 2 7.94 0.00 1.46 0.10 0.08 90.42 09:40:26 3 7.67 0.00 1.45 0.02 0.08 90.78 09:40:26 4 7.05 0.00 1.36 0.01 0.07 91.49 09:40:26 5 8.06 0.00 1.34 0.01 0.07 90.51 09:40:26 6 7.74 0.00 1.38 0.03 0.08 90.78 09:40:26 7 6.99 0.00 1.38 0.03 0.07 91.53 Average: all 10.04 0.01 1.96 0.31 0.07 87.61 Average: 0 9.43 0.00 1.89 0.34 0.07 88.27 Average: 1 9.93 0.01 2.15 0.22 0.07 87.62 Average: 2 10.84 0.01 1.98 0.36 0.07 86.74 Average: 3 10.20 0.02 1.90 0.30 0.07 87.51 Average: 4 10.21 0.02 2.01 0.22 0.07 87.48 Average: 5 11.04 0.01 1.89 0.35 0.07 86.63 Average: 6 9.57 0.01 1.99 0.47 0.07 87.89 Average: 7 9.11 0.00 1.84 0.25 0.07 88.72