---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2856 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 837 14613 4 16641 30786 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:29:44:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.158/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84401sec preferred_lft 84401sec inet6 fe80::f816:3eff:fe29:4429/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:c3:00:b1:7d:af 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::44c3:ff:feb1:7daf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2856) 10/18/26 _x86_64_ (8 CPU) 13:50:41 LINUX RESTART (8 CPU) 14:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:09 159.64 0.59 151.98 7.07 12.01 31078.05 22064.36 14:20:09 11.98 0.45 11.19 0.34 11.87 464.81 4826.64 Average: 86.23 0.52 81.99 3.73 11.94 15859.19 13494.92 14:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:09 273036 18380352 13771612 41.91 573412 16664992 20233968 59.67 4657284 24254000 872 14:20:09 284344 17229916 14921516 45.41 570852 15525980 21505420 63.42 4428260 24492828 992 Average: 278690 17805134 14346564 43.66 572132 16095486 20869694 61.54 4542772 24373414 932 14:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:09 lo 0.47 0.47 0.03 0.03 0.00 0.00 0.00 0.00 14:10:09 ens3 128.72 68.54 2065.04 13.94 0.00 0.00 0.00 0.00 14:10:09 docker0 15.81 33.20 0.90 524.51 0.00 0.00 0.00 0.00 14:10:09 br-2b92e5ef64e5 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 14:10:09 vethaf3b2ea 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:10:09 veth11654ee 0.43 0.40 0.05 0.23 0.00 0.00 0.00 0.00 14:10:09 veth9b08487 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:10:09 veth3b42f6a 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:10:09 vethc22b454 44.09 46.44 18.87 24.27 0.00 0.00 0.00 0.00 14:10:09 veth667c728 42.12 39.34 33.48 15.49 0.00 0.00 0.00 0.00 14:10:09 veth6db1471 0.72 1.32 0.81 10.18 0.00 0.00 0.00 0.00 14:10:09 veth0512c2d 1.81 1.45 0.25 1.48 0.00 0.00 0.00 0.00 14:20:09 lo 8.92 8.92 39.68 39.68 0.00 0.00 0.00 0.00 14:20:09 ens3 15.61 12.16 7.34 7.20 0.00 0.00 0.00 0.00 14:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:09 br-2b92e5ef64e5 5.01 4.64 38.71 1.07 0.00 0.00 0.00 0.00 14:20:09 vethaf3b2ea 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 14:20:09 veth11654ee 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 14:20:09 veth9b08487 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:09 veth3b42f6a 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 14:20:09 vethc22b454 241.75 247.12 177.76 141.38 0.00 0.00 0.00 0.01 14:20:09 veth667c728 113.02 103.35 93.33 73.80 0.00 0.00 0.00 0.01 14:20:09 veth0512c2d 142.33 146.28 92.94 108.12 0.00 0.00 0.00 0.01 Average: lo 4.67 4.67 19.74 19.74 0.00 0.00 0.00 0.00 Average: ens3 72.49 40.51 1042.09 10.59 0.00 0.00 0.00 0.00 Average: docker0 7.95 16.69 0.45 263.76 0.00 0.00 0.00 0.00 Average: br-2b92e5ef64e5 2.64 2.44 19.25 0.54 0.00 0.00 0.00 0.00 Average: vethaf3b2ea 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth11654ee 0.41 0.30 0.06 0.29 0.00 0.00 0.00 0.00 Average: veth9b08487 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3b42f6a 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethc22b454 142.35 146.20 97.86 82.49 0.00 0.00 0.00 0.01 Average: veth667c728 77.36 71.16 63.23 44.48 0.00 0.00 0.00 0.01 Average: veth0512c2d 71.67 73.45 46.33 54.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2856) 10/18/26 _x86_64_ (8 CPU) 13:50:41 LINUX RESTART (8 CPU) 14:00:02 CPU %user %nice %system %iowait %steal %idle 14:10:09 all 11.34 0.03 2.91 0.65 0.01 85.07 14:10:09 0 11.86 0.03 3.11 0.41 0.01 84.58 14:10:09 1 10.73 0.01 2.74 0.63 0.01 85.88 14:10:09 2 10.72 0.01 2.90 0.92 0.01 85.44 14:10:09 3 11.98 0.02 2.96 0.70 0.01 84.32 14:10:09 4 10.89 0.03 2.74 0.34 0.01 85.98 14:10:09 5 12.91 0.04 3.07 1.04 0.01 82.92 14:10:09 6 11.31 0.02 2.84 0.76 0.01 85.05 14:10:09 7 10.32 0.04 2.88 0.38 0.01 86.36 14:20:09 all 7.00 0.00 1.48 0.04 0.01 91.47 14:20:09 0 6.31 0.00 2.08 0.04 0.02 91.56 14:20:09 1 6.46 0.00 1.52 0.03 0.01 91.98 14:20:09 2 8.11 0.00 1.48 0.04 0.01 90.36 14:20:09 3 7.05 0.00 1.46 0.02 0.01 91.46 14:20:09 4 6.83 0.00 1.28 0.11 0.01 91.77 14:20:09 5 6.79 0.00 1.31 0.03 0.01 91.85 14:20:09 6 7.73 0.00 1.37 0.02 0.01 90.87 14:20:09 7 6.74 0.00 1.35 0.03 0.01 91.86 Average: all 9.19 0.01 2.20 0.35 0.01 88.24 Average: 0 9.10 0.01 2.60 0.22 0.01 88.05 Average: 1 8.61 0.01 2.13 0.33 0.01 88.91 Average: 2 9.42 0.00 2.20 0.48 0.01 87.89 Average: 3 9.54 0.01 2.21 0.36 0.01 87.86 Average: 4 8.87 0.02 2.01 0.23 0.01 88.85 Average: 5 9.87 0.02 2.20 0.54 0.01 87.36 Average: 6 9.53 0.01 2.11 0.40 0.01 87.93 Average: 7 8.55 0.02 2.13 0.21 0.01 89.09