---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2011 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 977 14438 4 16675 30645 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:45:6d:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.34/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84472sec preferred_lft 84472sec inet6 fe80::f816:3eff:fe45:6de7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:c4:5a:90:e4:4a 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::40c4:5aff:fe90:e44a/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-2011) 10/15/26 _x86_64_ (8 CPU) 16:18:11 LINUX RESTART (8 CPU) 16:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:15 603.88 2.59 582.29 18.99 350.45 71664.63 101967.91 16:40:09 50.19 1.93 45.51 2.75 58.90 2553.89 670.16 Average: 330.86 2.26 317.61 10.98 206.69 37587.41 52019.87 16:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:15 1036924 20966776 11189900 34.05 576856 18469092 15323200 45.19 4666100 23499760 168 16:40:09 254724 17330960 14820684 45.10 572264 15652912 21241248 62.64 4451328 24475516 732 Average: 645824 19148868 13005292 39.57 574560 17061002 18282224 53.91 4558714 23987638 450 16:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:15 lo 2.40 2.40 0.66 0.66 0.00 0.00 0.00 0.00 16:30:15 ens3 517.65 303.55 5744.82 84.32 0.00 0.00 0.00 0.00 16:30:15 docker0 31.25 56.67 2.23 856.25 0.00 0.00 0.00 0.00 16:30:15 br-b4df1fb34486 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 16:30:15 vethdeea309 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 16:30:15 veth228cfb6 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 16:30:15 vethd052ca5 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 16:30:15 veth4285283 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 16:30:15 veth6d3b804 0.80 0.88 0.61 0.08 0.00 0.00 0.00 0.00 16:30:15 vethf63dd9f 0.79 0.75 0.07 0.61 0.00 0.00 0.00 0.00 16:40:09 lo 2.32 2.32 5.93 5.93 0.00 0.00 0.00 0.00 16:40:09 ens3 14.60 10.44 5.36 5.02 0.00 0.00 0.00 0.00 16:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:09 br-b4df1fb34486 1.25 1.16 5.58 0.37 0.00 0.00 0.00 0.00 16:40:09 vethdeea309 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 16:40:09 veth228cfb6 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 16:40:09 vethd052ca5 0.53 0.38 0.07 0.34 0.00 0.00 0.00 0.00 16:40:09 veth4285283 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 16:40:09 veth6d3b804 118.05 122.11 76.44 69.64 0.00 0.00 0.00 0.01 16:40:09 veth7b575d8 85.50 79.63 63.95 44.20 0.00 0.00 0.00 0.01 16:40:09 vethacce618 37.49 38.16 25.15 32.59 0.00 0.00 0.00 0.00 Average: lo 2.36 2.36 3.26 3.26 0.00 0.00 0.00 0.00 Average: ens3 269.61 159.02 2914.80 45.22 0.00 0.00 0.00 0.00 Average: docker0 15.84 28.73 1.13 434.05 0.00 0.00 0.00 0.00 Average: br-b4df1fb34486 0.71 0.67 2.75 0.19 0.00 0.00 0.00 0.00 Average: vethdeea309 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth228cfb6 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd052ca5 0.28 0.23 0.04 0.17 0.00 0.00 0.00 0.00 Average: veth4285283 0.07 0.10 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth6d3b804 58.61 60.66 38.00 34.38 0.00 0.00 0.00 0.00 Average: veth7b575d8 42.16 39.26 31.53 21.79 0.00 0.00 0.00 0.00 Average: vethacce618 18.48 18.82 12.40 16.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2011) 10/15/26 _x86_64_ (8 CPU) 16:18:11 LINUX RESTART (8 CPU) 16:20:05 CPU %user %nice %system %iowait %steal %idle 16:30:15 all 38.46 0.00 5.78 1.20 0.03 54.54 16:30:15 0 38.66 0.00 5.91 1.16 0.03 54.24 16:30:15 1 35.07 0.00 6.21 1.42 0.02 57.28 16:30:15 2 38.01 0.00 5.62 1.16 0.03 55.18 16:30:15 3 37.03 0.00 5.77 1.18 0.03 55.99 16:30:15 4 39.40 0.00 5.64 1.09 0.03 53.84 16:30:15 5 43.80 0.00 5.80 1.14 0.04 49.22 16:30:15 6 36.36 0.00 5.92 1.37 0.02 56.32 16:30:15 7 39.33 0.00 5.34 1.07 0.03 54.23 16:40:09 all 8.42 0.02 1.29 0.20 0.01 90.06 16:40:09 0 9.43 0.03 1.68 0.06 0.01 88.79 16:40:09 1 8.83 0.01 1.46 0.09 0.01 89.60 16:40:09 2 7.47 0.03 1.40 0.28 0.01 90.81 16:40:09 3 8.06 0.03 1.19 0.26 0.01 90.46 16:40:09 4 8.07 0.00 1.15 0.11 0.01 90.66 16:40:09 5 7.86 0.03 1.09 0.06 0.01 90.94 16:40:09 6 9.50 0.03 1.26 0.37 0.01 88.83 16:40:09 7 8.16 0.01 1.06 0.39 0.01 90.37 Average: all 23.64 0.01 3.56 0.71 0.02 72.06 Average: 0 24.24 0.02 3.82 0.62 0.02 71.28 Average: 1 22.11 0.01 3.86 0.76 0.02 73.24 Average: 2 22.95 0.02 3.54 0.72 0.02 72.76 Average: 3 22.75 0.01 3.51 0.72 0.02 72.98 Average: 4 23.94 0.00 3.43 0.60 0.02 72.01 Average: 5 26.08 0.02 3.47 0.61 0.03 69.80 Average: 6 23.12 0.02 3.62 0.88 0.02 72.34 Average: 7 23.94 0.01 3.23 0.74 0.02 72.07