---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3158 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: 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 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 854 16674 4 14563 30765 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:d0:3b:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.211/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84823sec preferred_lft 84823sec inet6 fe80::f816:3eff:fed0:3bf4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:c6:99:04:c9:31 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::98c6:99ff:fe04:c931/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3158) 10/19/26 _x86_64_ (8 CPU) 09:05:22 LINUX RESTART (8 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:23 301.92 0.95 287.01 13.96 261.31 52378.44 101824.07 09:30:15 84.88 0.70 51.43 32.75 16.96 9056.09 492705.50 Average: 196.09 0.83 172.14 23.12 142.17 31254.72 292415.55 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:23 1328304 21623256 10526028 32.03 591476 18800264 16966180 50.03 5109848 22761220 800 09:30:15 3896396 19047900 12936204 39.36 576624 13905212 20350980 60.01 4995720 20301744 60188 Average: 2612350 20335578 11731116 35.70 584050 16352738 18658580 55.02 5052784 21531482 30494 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:23 lo 2.26 2.26 0.64 0.64 0.00 0.00 0.00 0.00 09:20:23 ens3 345.44 203.46 3727.65 68.99 0.00 0.00 0.00 0.00 09:20:23 docker0 30.73 56.14 2.16 741.05 0.00 0.00 0.00 0.00 09:20:23 br-6328223c2633 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 09:20:23 veth641900c 29.38 29.39 9.97 10.95 0.00 0.00 0.00 0.00 09:20:23 vethc1dc617 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:23 veth25d5741 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:23 veth4d8d535 0.11 0.17 0.01 0.05 0.00 0.00 0.00 0.00 09:20:23 veth326351c 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:20:23 veth8ee4b48 24.74 24.32 13.45 7.06 0.00 0.00 0.00 0.00 09:20:23 veth887f98f 0.35 0.57 0.52 3.59 0.00 0.00 0.00 0.00 09:20:23 vethd118344 0.49 0.46 0.07 0.62 0.00 0.00 0.00 0.00 09:30:15 lo 73.57 73.57 331.32 331.32 0.00 0.00 0.00 0.00 09:30:15 ens3 12.15 10.85 39.58 2.22 0.00 0.00 0.00 0.00 09:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:15 br-6328223c2633 63.99 70.90 89.00 284.45 0.00 0.00 0.00 0.00 09:30:15 veth641900c 139.80 147.34 99.41 74.94 0.00 0.00 0.00 0.01 09:30:15 vethc1dc617 0.22 0.21 0.02 0.07 0.00 0.00 0.00 0.00 09:30:15 veth25d5741 37.47 36.06 348.28 84.70 0.00 0.00 0.00 0.03 09:30:15 veth4d8d535 22.15 23.89 84.45 70.43 0.00 0.00 0.00 0.01 09:30:15 veth326351c 83.93 91.28 89.74 628.65 0.00 0.00 0.00 0.05 09:30:15 veth8ee4b48 98.56 90.12 122.05 63.24 0.00 0.00 0.00 0.01 09:30:15 vethd118344 61.04 60.68 33.97 41.40 0.00 0.00 0.00 0.00 Average: lo 37.03 37.03 161.88 161.88 0.00 0.00 0.00 0.00 Average: ens3 182.93 109.54 1929.37 36.43 0.00 0.00 0.00 0.00 Average: docker0 15.75 28.77 1.11 379.72 0.00 0.00 0.00 0.00 Average: br-6328223c2633 31.34 34.69 43.40 138.70 0.00 0.00 0.00 0.00 Average: veth641900c 83.22 86.91 53.58 42.15 0.00 0.00 0.00 0.00 Average: vethc1dc617 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth25d5741 18.29 17.65 169.82 41.30 0.00 0.00 0.00 0.01 Average: veth4d8d535 10.86 11.73 41.18 34.37 0.00 0.00 0.00 0.00 Average: veth326351c 40.94 44.56 43.76 306.53 0.00 0.00 0.00 0.03 Average: veth8ee4b48 60.73 56.40 66.40 34.45 0.00 0.00 0.00 0.01 Average: vethd118344 30.02 29.83 16.60 20.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3158) 10/19/26 _x86_64_ (8 CPU) 09:05:22 LINUX RESTART (8 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:23 all 39.88 0.02 5.03 1.22 0.02 53.83 09:20:23 0 36.81 0.02 5.18 1.09 0.02 56.89 09:20:23 1 42.49 0.05 5.10 0.82 0.02 51.52 09:20:23 2 36.35 0.03 5.07 1.35 0.02 57.18 09:20:23 3 40.41 0.01 4.87 1.47 0.02 53.22 09:20:23 4 40.06 0.03 5.51 1.51 0.02 52.87 09:20:23 5 41.17 0.02 4.81 1.42 0.02 52.56 09:20:23 6 39.25 0.01 4.90 0.75 0.02 55.06 09:20:23 7 42.49 0.01 4.81 1.33 0.02 51.33 09:30:15 all 21.91 0.01 4.68 0.23 0.01 73.16 09:30:15 0 22.21 0.02 5.58 0.31 0.01 71.86 09:30:15 1 22.26 0.01 4.97 0.26 0.01 72.50 09:30:15 2 21.30 0.01 4.88 0.13 0.01 73.67 09:30:15 3 21.21 0.01 4.57 0.30 0.01 73.91 09:30:15 4 22.39 0.01 4.41 0.29 0.01 72.89 09:30:15 5 22.06 0.02 4.34 0.15 0.01 73.42 09:30:15 6 21.63 0.02 4.29 0.15 0.01 73.90 09:30:15 7 22.21 0.01 4.37 0.27 0.01 73.13 Average: all 31.12 0.02 4.86 0.74 0.02 63.25 Average: 0 29.66 0.02 5.38 0.71 0.01 64.22 Average: 1 32.61 0.03 5.04 0.55 0.02 61.76 Average: 2 29.02 0.02 4.98 0.76 0.02 65.21 Average: 3 31.05 0.01 4.72 0.90 0.02 63.30 Average: 4 31.45 0.02 4.97 0.92 0.02 62.62 Average: 5 31.86 0.02 4.58 0.80 0.01 62.72 Average: 6 30.68 0.02 4.60 0.46 0.02 64.22 Average: 7 32.62 0.01 4.60 0.81 0.02 61.94