---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15187 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 26G 130G 17% / 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 993 13433 4 17665 30630 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:c3:a2:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.68/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84443sec preferred_lft 84443sec inet6 fe80::f816:3eff:fec3:a2a0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:da:53:5c:f9:bd 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::98da:53ff:fe5c:f9bd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15187) 08/26/26 _x86_64_ (8 CPU) 00:17:11 LINUX RESTART (8 CPU) 00:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:17 564.17 0.71 547.29 16.17 34.17 60691.13 75564.78 00:40:01 12.22 1.37 10.55 0.31 37.95 334.23 2013.49 Average: 295.83 1.03 286.34 8.46 36.01 31347.82 39806.84 00:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:17 296596 20247756 11904076 36.22 587608 18470200 18843060 55.57 4808812 24098288 400 00:40:01 282648 18534136 13612600 41.42 570524 16803012 20003952 58.99 4637240 24243128 1972 Average: 289622 19390946 12758338 38.82 579066 17636606 19423506 57.28 4723026 24170708 1186 00:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:17 lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 00:30:17 ens3 524.76 313.60 3391.23 108.59 0.00 0.00 0.00 0.00 00:30:17 docker0 19.16 39.02 1.15 744.38 0.00 0.00 0.00 0.00 00:30:17 br-5637720c680b 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 00:30:17 veth1569ae9 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 00:30:17 veth41c5228 0.09 0.16 0.01 0.01 0.00 0.00 0.00 0.00 00:30:17 veth7be2c11 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 00:30:17 veth942ae7f 6.34 5.93 4.25 1.23 0.00 0.00 0.00 0.00 00:30:17 veth8a63512 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 00:30:17 vethcedf9a1 0.71 0.75 0.09 0.87 0.00 0.00 0.00 0.00 00:30:17 veth4ce6ee3 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 00:30:17 vethd5daff4 0.32 0.36 0.04 0.51 0.00 0.00 0.00 0.00 00:40:01 lo 2.92 2.92 8.09 8.09 0.00 0.00 0.00 0.00 00:40:01 ens3 6.83 4.83 2.93 3.25 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 br-5637720c680b 1.55 1.46 7.68 0.43 0.00 0.00 0.00 0.00 00:40:01 veth1569ae9 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 00:40:01 veth41c5228 0.53 0.34 0.08 0.38 0.00 0.00 0.00 0.00 00:40:01 veth7be2c11 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 veth942ae7f 163.29 176.14 112.00 84.77 0.00 0.00 0.00 0.01 00:40:01 veth8a63512 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 vethcedf9a1 99.61 92.27 69.86 48.17 0.00 0.00 0.00 0.01 00:40:01 vethd5daff4 82.24 76.13 38.00 66.85 0.00 0.00 0.00 0.01 Average: lo 1.77 1.77 3.96 3.96 0.00 0.00 0.00 0.00 Average: ens3 272.96 163.49 1743.96 57.38 0.00 0.00 0.00 0.00 Average: docker0 9.84 20.05 0.59 382.49 0.00 0.00 0.00 0.00 Average: br-5637720c680b 0.89 0.83 3.74 0.22 0.00 0.00 0.00 0.00 Average: veth1569ae9 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth41c5228 0.30 0.25 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth7be2c11 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth942ae7f 82.65 88.68 56.63 41.84 0.00 0.00 0.00 0.00 Average: veth8a63512 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethcedf9a1 48.79 45.24 34.01 23.87 0.00 0.00 0.00 0.00 Average: vethd5daff4 40.15 37.20 18.50 32.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15187) 08/26/26 _x86_64_ (8 CPU) 00:17:11 LINUX RESTART (8 CPU) 00:20:00 CPU %user %nice %system %iowait %steal %idle 00:30:17 all 34.54 0.02 4.69 2.04 0.09 58.62 00:30:17 0 33.51 0.02 4.67 1.41 0.10 60.29 00:30:17 1 32.61 0.01 4.66 1.96 0.09 60.66 00:30:17 2 37.85 0.00 4.76 1.84 0.10 55.45 00:30:17 3 33.96 0.01 4.95 1.97 0.09 59.02 00:30:17 4 33.80 0.03 4.33 2.26 0.10 59.48 00:30:17 5 36.27 0.03 4.89 2.14 0.09 56.57 00:30:17 6 32.76 0.02 4.59 2.68 0.09 59.86 00:30:17 7 35.52 0.01 4.69 2.07 0.09 57.62 00:40:01 all 6.51 0.00 0.96 2.62 0.08 89.84 00:40:01 0 6.75 0.00 1.30 1.79 0.09 90.08 00:40:01 1 6.76 0.01 1.01 0.97 0.07 91.18 00:40:01 2 6.26 0.00 0.94 0.13 0.09 92.58 00:40:01 3 6.87 0.01 1.00 10.88 0.09 81.15 00:40:01 4 7.14 0.00 0.93 1.89 0.09 89.95 00:40:01 5 6.75 0.00 0.93 0.15 0.09 92.09 00:40:01 6 5.77 0.00 0.76 4.84 0.07 88.56 00:40:01 7 5.74 0.00 0.79 0.29 0.08 93.10 Average: all 20.90 0.01 2.87 2.32 0.09 73.81 Average: 0 20.49 0.01 3.03 1.59 0.09 74.78 Average: 1 20.04 0.01 2.89 1.48 0.08 75.51 Average: 2 22.49 0.00 2.90 1.01 0.09 73.51 Average: 3 20.78 0.01 3.03 6.30 0.09 69.79 Average: 4 20.83 0.02 2.68 2.08 0.09 74.31 Average: 5 21.91 0.02 2.97 1.17 0.09 73.85 Average: 6 19.62 0.01 2.72 3.73 0.08 73.83 Average: 7 21.02 0.01 2.79 1.20 0.09 74.89