---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-686 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 848 17335 4 13908 30775 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:f9:0e:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.94/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85012sec preferred_lft 85012sec inet6 fe80::f816:3eff:fef9:e80/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:fd:92:de:96:87 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::a8fd:92ff:fede:9687/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-686) 11/03/26 _x86_64_ (8 CPU) 14:09:11 LINUX RESTART (8 CPU) 14:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:05 609.78 4.69 585.64 19.45 309.20 68318.82 59105.64 14:30:06 54.33 0.92 46.58 6.83 31.20 8661.37 32779.06 Average: 332.47 2.81 316.51 13.15 170.41 38534.70 45962.03 14:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:05 3372700 21892888 10267324 31.24 570324 17130296 17123164 50.49 4433436 21472060 111876 14:30:06 4822988 19250064 12851588 39.11 557620 13155564 18893496 55.71 4330644 20124848 41464 Average: 4097844 20571476 11559456 35.18 563972 15142930 18008330 53.10 4382040 20798454 76670 14:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:05 lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 14:20:05 ens3 484.95 281.23 5235.97 75.42 0.00 0.00 0.00 0.00 14:20:05 docker0 30.11 59.92 1.75 869.70 0.00 0.00 0.00 0.00 14:20:05 br-949e1642eee7 0.26 0.24 0.01 0.02 0.00 0.00 0.00 0.00 14:20:05 veth4ae2f73 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:20:05 veth99ffe40 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:20:05 vethbc71b27 6.97 6.58 3.95 1.50 0.00 0.00 0.00 0.00 14:20:05 vethf14505e 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:20:05 vethfef5981 0.05 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:20:05 veth828107e 0.38 0.41 0.05 0.65 0.00 0.00 0.00 0.00 14:20:05 veth72edcf4 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 veth39654cc 0.08 0.10 0.01 0.21 0.00 0.00 0.00 0.00 14:30:06 lo 70.45 70.45 321.17 321.17 0.00 0.00 0.00 0.00 14:30:06 ens3 15.58 13.71 45.29 3.31 0.00 0.00 0.00 0.00 14:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:06 br-949e1642eee7 62.15 73.71 86.39 281.74 0.00 0.00 0.00 0.00 14:30:06 veth4ae2f73 37.13 34.90 314.84 78.29 0.00 0.00 0.00 0.03 14:30:06 veth99ffe40 81.88 94.57 87.11 592.65 0.00 0.00 0.00 0.05 14:30:06 vethbc71b27 142.25 149.89 97.57 79.01 0.00 0.00 0.00 0.01 14:30:06 vethf14505e 0.12 0.12 0.01 0.04 0.00 0.00 0.00 0.00 14:30:06 vethfef5981 21.38 22.81 78.06 69.95 0.00 0.00 0.00 0.01 14:30:06 veth828107e 110.15 101.75 132.85 65.31 0.00 0.00 0.00 0.01 14:30:06 veth39654cc 51.89 51.70 30.31 37.90 0.00 0.00 0.00 0.00 Average: lo 35.67 35.67 160.39 160.39 0.00 0.00 0.00 0.00 Average: ens3 250.62 147.67 2644.51 39.42 0.00 0.00 0.00 0.00 Average: docker0 15.08 30.00 0.87 435.50 0.00 0.00 0.00 0.00 Average: br-949e1642eee7 31.16 36.92 43.14 140.67 0.00 0.00 0.00 0.00 Average: veth4ae2f73 18.55 17.48 157.19 39.09 0.00 0.00 0.00 0.01 Average: veth99ffe40 40.89 47.27 43.49 295.88 0.00 0.00 0.00 0.02 Average: vethbc71b27 74.51 78.13 50.69 40.20 0.00 0.00 0.00 0.00 Average: vethf14505e 0.08 0.12 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethfef5981 10.70 11.45 38.97 34.93 0.00 0.00 0.00 0.00 Average: veth828107e 55.18 51.01 66.35 32.93 0.00 0.00 0.00 0.01 Average: veth39654cc 25.94 25.86 15.14 19.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-686) 11/03/26 _x86_64_ (8 CPU) 14:09:11 LINUX RESTART (8 CPU) 14:10:02 CPU %user %nice %system %iowait %steal %idle 14:20:05 all 27.36 0.02 5.44 1.40 0.02 65.75 14:20:05 0 27.38 0.02 5.06 1.31 0.02 66.20 14:20:05 1 29.96 0.03 5.67 1.29 0.03 63.02 14:20:05 2 25.25 0.03 5.16 1.06 0.03 68.47 14:20:05 3 26.16 0.03 5.76 1.65 0.03 66.38 14:20:05 4 28.65 0.02 5.52 1.43 0.03 64.35 14:20:05 5 29.17 0.02 5.33 2.08 0.02 63.38 14:20:05 6 27.41 0.03 5.73 1.01 0.03 65.80 14:20:05 7 24.87 0.02 5.28 1.40 0.02 68.40 14:30:06 all 23.31 0.01 4.76 0.22 0.04 71.67 14:30:06 0 22.46 0.01 6.00 0.33 0.03 71.18 14:30:06 1 23.90 0.02 5.30 0.22 0.04 70.52 14:30:06 2 23.09 0.01 4.76 0.19 0.04 71.92 14:30:06 3 22.79 0.00 4.48 0.18 0.04 72.50 14:30:06 4 23.25 0.01 4.33 0.11 0.03 72.26 14:30:06 5 23.74 0.00 4.44 0.16 0.04 71.62 14:30:06 6 23.46 0.01 4.27 0.25 0.04 71.97 14:30:06 7 23.80 0.01 4.47 0.29 0.04 71.39 Average: all 25.34 0.02 5.10 0.81 0.03 68.71 Average: 0 24.91 0.01 5.53 0.82 0.03 68.70 Average: 1 26.93 0.02 5.49 0.76 0.03 66.77 Average: 2 24.17 0.02 4.96 0.63 0.03 70.19 Average: 3 24.48 0.02 5.12 0.92 0.03 69.44 Average: 4 25.96 0.02 4.93 0.77 0.03 68.30 Average: 5 26.46 0.01 4.89 1.12 0.03 67.49 Average: 6 25.44 0.02 5.00 0.63 0.03 68.88 Average: 7 24.34 0.01 4.88 0.85 0.03 69.89