---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4518 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 25G 131G 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 862 12321 4 18907 30762 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:b5:1d:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.237/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84457sec preferred_lft 84457sec inet6 fe80::f816:3eff:feb5:1d04/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:d2:f3:b5:b2:70 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::dcd2:f3ff:feb5:b270/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4518) 03/24/26 _x86_64_ (8 CPU) 13:57:44 LINUX RESTART (8 CPU) 14:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:16 647.92 1.27 607.25 39.40 434.99 64303.28 572070.26 14:20:15 49.26 0.32 46.46 2.48 6.95 2669.68 3413.52 Average: 349.72 0.80 327.92 21.01 221.78 33603.16 288818.39 14:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:16 5178880 24112036 8049604 24.49 580296 17511348 11884796 35.05 4630228 19441596 104 14:20:15 496716 19951920 12201472 37.13 593380 17993696 17806188 52.51 4870064 23810216 560 Average: 2837798 22031978 10125538 30.81 586838 17752522 14845492 43.78 4750146 21625906 332 14:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:16 lo 0.78 0.78 0.09 0.09 0.00 0.00 0.00 0.00 14:10:16 ens3 451.69 272.27 3396.97 85.89 0.00 0.00 0.00 0.00 14:10:16 docker0 17.92 34.13 1.09 680.70 0.00 0.00 0.00 0.00 14:10:16 br-0103e5c82ecd 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 14:10:16 veth3203bc9 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 14:10:16 veth92d1068 0.83 0.92 0.62 0.08 0.00 0.00 0.00 0.00 14:10:16 vethb767d98 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:10:16 veth2a2c663 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:10:16 veth3a3c60d 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:10:16 vethc1bb34b 0.81 0.78 0.07 0.62 0.00 0.00 0.00 0.00 14:20:15 lo 2.76 2.76 7.56 7.56 0.00 0.00 0.00 0.00 14:20:15 ens3 16.47 10.95 9.31 13.93 0.00 0.00 0.00 0.00 14:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:15 br-0103e5c82ecd 1.48 1.41 7.18 0.40 0.00 0.00 0.00 0.00 14:20:15 veth3203bc9 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:20:15 veth92d1068 156.72 168.05 106.58 80.05 0.00 0.00 0.00 0.01 14:20:15 vethb767d98 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 14:20:15 veth2a2c663 0.53 0.38 0.07 0.34 0.00 0.00 0.00 0.00 14:20:15 veth3a3c60d 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:20:15 vetha4df4d3 96.96 90.09 67.51 47.04 0.00 0.00 0.00 0.01 14:20:15 veth58c6441 72.20 66.80 33.53 59.99 0.00 0.00 0.00 0.00 Average: lo 1.77 1.77 3.81 3.81 0.00 0.00 0.00 0.00 Average: ens3 234.90 142.10 1709.55 50.04 0.00 0.00 0.00 0.00 Average: docker0 8.99 17.13 0.55 341.64 0.00 0.00 0.00 0.00 Average: br-0103e5c82ecd 0.83 0.80 3.58 0.21 0.00 0.00 0.00 0.00 Average: veth3203bc9 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth92d1068 78.48 84.17 53.40 39.91 0.00 0.00 0.00 0.00 Average: vethb767d98 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth2a2c663 0.28 0.24 0.04 0.17 0.00 0.00 0.00 0.00 Average: veth3a3c60d 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha4df4d3 48.30 44.87 33.63 23.43 0.00 0.00 0.00 0.00 Average: veth58c6441 35.96 33.27 16.70 29.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4518) 03/24/26 _x86_64_ (8 CPU) 13:57:44 LINUX RESTART (8 CPU) 14:00:11 CPU %user %nice %system %iowait %steal %idle 14:10:16 all 33.16 0.00 4.98 2.75 0.13 58.97 14:10:16 0 31.00 0.01 5.08 3.78 0.14 60.00 14:10:16 1 35.73 0.00 5.44 2.61 0.13 56.09 14:10:16 2 30.55 0.00 5.16 3.12 0.13 61.04 14:10:16 3 33.07 0.00 5.13 2.62 0.14 59.04 14:10:16 4 34.89 0.00 4.89 1.73 0.13 58.36 14:10:16 5 31.50 0.00 4.99 3.77 0.13 59.60 14:10:16 6 36.02 0.00 5.00 1.88 0.14 56.96 14:10:16 7 32.54 0.00 4.14 2.50 0.12 60.69 14:20:15 all 9.88 0.02 1.15 0.25 0.09 88.60 14:20:15 0 8.90 0.02 1.14 0.11 0.09 89.74 14:20:15 1 9.97 0.02 1.20 0.09 0.10 88.62 14:20:15 2 9.65 0.04 1.11 0.39 0.10 88.72 14:20:15 3 10.72 0.03 1.31 0.42 0.10 87.42 14:20:15 4 10.30 0.02 1.16 0.22 0.09 88.21 14:20:15 5 9.63 0.02 1.08 0.27 0.09 88.92 14:20:15 6 10.49 0.01 1.16 0.36 0.09 87.90 14:20:15 7 9.35 0.02 1.07 0.15 0.10 89.32 Average: all 21.55 0.01 3.07 1.51 0.11 73.75 Average: 0 19.99 0.01 3.11 1.95 0.12 74.81 Average: 1 22.88 0.01 3.33 1.35 0.11 72.31 Average: 2 20.13 0.02 3.14 1.76 0.11 74.84 Average: 3 21.92 0.02 3.23 1.53 0.12 73.20 Average: 4 22.60 0.01 3.03 0.98 0.11 73.28 Average: 5 20.59 0.01 3.04 2.02 0.11 74.23 Average: 6 23.30 0.00 3.08 1.12 0.11 72.38 Average: 7 20.99 0.01 2.61 1.33 0.11 74.94