---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7711 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: 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 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 1001 11463 4 19627 30622 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:82:fc:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.130/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84446sec preferred_lft 84446sec inet6 fe80::f816:3eff:fe82:fcd9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:68:6b:4f:c4:de 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::bc68:6bff:fe4f:c4de/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-7711) 10/07/26 _x86_64_ (8 CPU) 09:01:45 LINUX RESTART (8 CPU) 09:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:04 174.44 0.26 165.96 8.23 5.36 35634.16 101252.77 09:30:04 9.64 0.03 9.26 0.34 1.21 440.91 2447.16 Average: 91.74 0.14 87.33 4.27 3.28 17974.40 51672.72 09:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:04 1673036 21755544 10395368 31.63 590856 18594340 16801860 49.55 4817076 22712168 1036 09:30:04 507616 20679168 11470260 34.90 591360 18678580 17820192 52.55 4857216 23808752 2432 Average: 1090326 21217356 10932814 33.27 591108 18636460 17311026 51.05 4837146 23260460 1734 09:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:04 lo 0.74 0.74 0.20 0.20 0.00 0.00 0.00 0.00 09:20:04 ens3 135.96 82.73 2019.82 20.52 0.00 0.00 0.00 0.00 09:20:04 docker0 23.88 44.26 1.46 607.56 0.00 0.00 0.00 0.00 09:20:04 br-2b09121daacf 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:20:04 vethc55e5d4 40.21 41.77 15.49 18.51 0.00 0.00 0.00 0.00 09:20:04 veth83e8a8c 0.42 0.40 0.05 0.22 0.00 0.00 0.00 0.00 09:20:04 veth4ed0968 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:04 vethfbc790b 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:04 veth1d5fcac 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 09:20:04 veth379dd0c 37.06 35.10 24.44 11.96 0.00 0.00 0.00 0.00 09:20:04 veth1e13d81 0.57 0.99 0.70 6.93 0.00 0.00 0.00 0.00 09:20:04 veth15fdeb4 1.69 1.36 0.23 1.43 0.00 0.00 0.00 0.00 09:30:04 lo 8.46 8.46 38.12 38.12 0.00 0.00 0.00 0.00 09:30:04 ens3 10.63 8.99 4.39 4.41 0.00 0.00 0.00 0.00 09:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:04 br-2b09121daacf 4.71 4.40 37.18 1.02 0.00 0.00 0.00 0.00 09:30:04 vethc55e5d4 249.85 260.81 208.55 144.66 0.00 0.00 0.00 0.02 09:30:04 veth83e8a8c 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 09:30:04 veth4ed0968 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 09:30:04 vethfbc790b 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:30:04 veth1d5fcac 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:30:04 veth379dd0c 115.38 105.58 99.29 73.95 0.00 0.00 0.00 0.01 09:30:04 veth15fdeb4 153.68 152.05 92.06 138.77 0.00 0.00 0.00 0.01 Average: lo 4.61 4.61 19.23 19.23 0.00 0.00 0.00 0.00 Average: ens3 73.07 45.73 1008.49 12.44 0.00 0.00 0.00 0.00 Average: docker0 11.90 22.05 0.73 302.69 0.00 0.00 0.00 0.00 Average: br-2b09121daacf 2.51 2.33 18.66 0.52 0.00 0.00 0.00 0.00 Average: vethc55e5d4 145.41 151.68 112.37 81.81 0.00 0.00 0.00 0.01 Average: veth83e8a8c 0.41 0.30 0.06 0.28 0.00 0.00 0.00 0.00 Average: veth4ed0968 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethfbc790b 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1d5fcac 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth379dd0c 76.36 70.47 62.00 43.06 0.00 0.00 0.00 0.01 Average: veth15fdeb4 77.96 76.98 46.31 70.35 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-7711) 10/07/26 _x86_64_ (8 CPU) 09:01:45 LINUX RESTART (8 CPU) 09:10:08 CPU %user %nice %system %iowait %steal %idle 09:20:04 all 12.44 0.03 2.90 0.73 0.01 83.89 09:20:04 0 11.63 0.01 2.82 0.60 0.01 84.94 09:20:04 1 13.44 0.02 3.04 0.48 0.01 83.00 09:20:04 2 12.97 0.01 2.96 0.40 0.01 83.65 09:20:04 3 11.89 0.02 2.88 0.91 0.01 84.28 09:20:04 4 12.20 0.02 2.91 1.03 0.01 83.83 09:20:04 5 11.64 0.04 2.82 0.85 0.01 84.64 09:20:04 6 12.44 0.03 2.92 1.00 0.02 83.59 09:20:04 7 13.34 0.04 2.88 0.56 0.01 83.16 09:30:04 all 7.00 0.00 1.44 0.04 0.01 91.50 09:30:04 0 7.62 0.00 1.96 0.02 0.01 90.40 09:30:04 1 7.21 0.00 1.67 0.04 0.01 91.08 09:30:04 2 7.34 0.00 1.52 0.16 0.01 90.98 09:30:04 3 7.48 0.00 1.34 0.05 0.01 91.11 09:30:04 4 5.61 0.00 1.15 0.05 0.02 93.19 09:30:04 5 7.26 0.00 1.30 0.01 0.01 91.42 09:30:04 6 6.15 0.00 1.27 0.02 0.01 92.56 09:30:04 7 7.36 0.00 1.29 0.02 0.02 91.32 Average: all 9.72 0.01 2.17 0.39 0.01 87.70 Average: 0 9.62 0.00 2.39 0.31 0.01 87.67 Average: 1 10.32 0.01 2.35 0.26 0.01 87.05 Average: 2 10.15 0.01 2.24 0.28 0.01 87.32 Average: 3 9.68 0.01 2.11 0.48 0.01 87.71 Average: 4 8.89 0.01 2.03 0.54 0.01 88.52 Average: 5 9.45 0.02 2.06 0.43 0.01 88.03 Average: 6 9.29 0.02 2.09 0.51 0.01 88.08 Average: 7 10.34 0.02 2.09 0.29 0.01 87.25