---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6628 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 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 24G 132G 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 1006 17322 4 13763 30617 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:64:38:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.95/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84988sec preferred_lft 84988sec inet6 fe80::f816:3eff:fe64:3818/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:9f:26:f8:d9:b1 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::909f:26ff:fef8:d9b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6628) 10/30/26 _x86_64_ (8 CPU) 16:08:11 LINUX RESTART (8 CPU) 16:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:15 584.22 2.09 564.05 18.08 136.81 65708.56 75406.22 16:30:05 51.28 0.91 43.85 6.52 26.51 7746.24 27841.24 Average: 322.00 1.51 308.10 12.39 82.54 37189.74 52003.13 16:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:15 2336024 20868636 11290392 34.36 572580 17137888 17628292 51.98 4413276 22489676 428 16:30:05 4337788 18667824 13381536 40.72 556512 13110752 20137412 59.38 4366524 20567264 53700 Average: 3336906 19768230 12335964 37.54 564546 15124320 18882852 55.68 4389900 21528470 27064 16:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:15 lo 0.83 0.83 0.07 0.07 0.00 0.00 0.00 0.00 16:20:15 ens3 466.70 285.78 4981.25 78.46 0.00 0.00 0.00 0.00 16:20:15 docker0 35.59 61.10 2.02 858.94 0.00 0.00 0.00 0.00 16:20:15 br-692aa3f5ff25 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 16:20:15 veth1681570 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 16:20:15 vethab9c266 23.57 23.52 7.01 6.24 0.00 0.00 0.00 0.00 16:20:15 veth63c0a2a 0.10 0.17 0.01 0.05 0.00 0.00 0.00 0.00 16:20:15 veth4542697 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 16:20:15 vethee74e8f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:20:15 veth79c1792 17.52 17.17 5.96 3.74 0.00 0.00 0.00 0.00 16:20:15 veth338e208 0.19 0.28 0.32 1.13 0.00 0.00 0.00 0.00 16:20:15 veth683bfb0 0.44 0.43 0.06 0.59 0.00 0.00 0.00 0.00 16:30:05 lo 72.39 72.39 329.89 329.89 0.00 0.00 0.00 0.00 16:30:05 ens3 10.42 9.46 30.02 2.07 0.00 0.00 0.00 0.00 16:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:05 br-692aa3f5ff25 63.38 73.95 88.67 274.00 0.00 0.00 0.00 0.00 16:30:05 veth1681570 84.45 96.21 89.56 622.84 0.00 0.00 0.00 0.05 16:30:05 vethab9c266 134.85 142.11 99.20 78.20 0.00 0.00 0.00 0.01 16:30:05 veth63c0a2a 22.69 24.59 86.58 71.94 0.00 0.00 0.00 0.01 16:30:05 veth4542697 39.92 37.51 353.07 86.86 0.00 0.00 0.00 0.03 16:30:05 vethee74e8f 0.20 0.19 0.02 0.06 0.00 0.00 0.00 0.00 16:30:05 veth79c1792 94.98 86.55 129.66 63.51 0.00 0.00 0.00 0.01 16:30:05 veth683bfb0 59.59 59.47 33.59 41.24 0.00 0.00 0.00 0.00 Average: lo 36.04 36.04 162.35 162.35 0.00 0.00 0.00 0.00 Average: ens3 242.20 149.82 2545.13 40.87 0.00 0.00 0.00 0.00 Average: docker0 18.08 31.04 1.03 436.32 0.00 0.00 0.00 0.00 Average: br-692aa3f5ff25 31.32 36.51 43.63 134.83 0.00 0.00 0.00 0.00 Average: veth1681570 41.56 47.39 44.07 306.45 0.00 0.00 0.00 0.03 Average: vethab9c266 78.33 81.87 52.37 41.64 0.00 0.00 0.00 0.00 Average: veth63c0a2a 11.22 12.19 42.61 35.42 0.00 0.00 0.00 0.00 Average: veth4542697 19.66 18.52 173.72 42.74 0.00 0.00 0.00 0.01 Average: vethee74e8f 0.12 0.15 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth79c1792 55.63 51.31 66.82 33.15 0.00 0.00 0.00 0.01 Average: veth683bfb0 29.55 29.48 16.56 20.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6628) 10/30/26 _x86_64_ (8 CPU) 16:08:11 LINUX RESTART (8 CPU) 16:10:06 CPU %user %nice %system %iowait %steal %idle 16:20:15 all 28.31 0.02 5.70 1.38 0.03 64.55 16:20:15 0 31.14 0.03 6.11 1.47 0.03 61.21 16:20:15 1 25.83 0.04 5.62 1.34 0.03 67.16 16:20:15 2 26.99 0.02 6.16 1.33 0.02 65.48 16:20:15 3 29.21 0.02 5.62 1.39 0.03 63.73 16:20:15 4 26.69 0.01 5.60 0.90 0.04 66.76 16:20:15 5 26.58 0.02 5.65 1.38 0.03 66.34 16:20:15 6 29.68 0.03 5.53 1.53 0.03 63.20 16:20:15 7 30.38 0.02 5.28 1.74 0.03 62.54 16:30:05 all 22.71 0.01 4.84 0.19 0.03 72.21 16:30:05 0 22.34 0.00 6.15 0.20 0.04 71.26 16:30:05 1 22.59 0.02 5.32 0.16 0.03 71.89 16:30:05 2 22.70 0.01 4.79 0.11 0.03 72.36 16:30:05 3 22.86 0.01 4.86 0.25 0.03 71.99 16:30:05 4 23.10 0.02 4.44 0.28 0.03 72.14 16:30:05 5 22.49 0.00 4.63 0.15 0.03 72.69 16:30:05 6 22.45 0.01 4.31 0.17 0.03 73.02 16:30:05 7 23.20 0.01 4.22 0.17 0.03 72.37 Average: all 25.56 0.02 5.28 0.80 0.03 68.32 Average: 0 26.79 0.02 6.13 0.84 0.03 66.19 Average: 1 24.23 0.03 5.47 0.76 0.03 69.49 Average: 2 24.88 0.01 5.48 0.73 0.03 68.87 Average: 3 26.09 0.01 5.25 0.83 0.03 67.79 Average: 4 24.92 0.02 5.02 0.60 0.03 69.41 Average: 5 24.57 0.01 5.15 0.78 0.03 69.46 Average: 6 26.12 0.02 4.93 0.86 0.03 68.03 Average: 7 26.85 0.01 4.76 0.97 0.03 67.37