---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2870 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 25G 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 860 18195 4 13036 30763 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:e6:76:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.251/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84350sec preferred_lft 84350sec inet6 fe80::f816:3eff:fee6:76e0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:a7:c4:86:1e:ff 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::a8a7:c4ff:fe86:1eff/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-2870) 10/18/26 _x86_64_ (8 CPU) 14:19:20 LINUX RESTART (8 CPU) 14:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:00 580.86 5.93 558.12 16.81 403.75 58417.84 101210.07 14:40:09 120.96 0.38 115.06 5.52 8.93 19707.92 15737.00 14:50:10 49.71 1.20 42.63 5.87 49.79 8629.35 26903.60 Average: 247.75 2.47 235.94 9.33 151.88 28681.31 47459.45 14:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:00 9992252 25734816 6481332 19.72 537432 14471540 6740092 19.88 3919280 17393928 12156 14:40:09 303340 17834328 14210396 43.24 574912 16190712 22309608 65.79 4707828 24174104 10896 14:50:10 4375884 17922396 14027644 42.69 574288 12368804 20557852 60.62 4421416 20424644 11452 Average: 4890492 20497180 11573124 35.22 562211 14343685 16535851 48.76 4349508 20664225 11501 14:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:00 lo 2.38 2.38 0.68 0.68 0.00 0.00 0.00 0.00 14:30:00 ens3 530.20 315.88 4930.93 88.92 0.00 0.00 0.00 0.00 14:30:00 docker0 33.50 61.22 2.37 711.82 0.00 0.00 0.00 0.00 14:40:09 lo 0.83 0.83 0.27 0.27 0.00 0.00 0.00 0.00 14:40:09 ens3 111.87 66.94 1503.25 15.08 0.00 0.00 0.00 0.00 14:40:09 docker0 7.02 10.61 0.40 170.69 0.00 0.00 0.00 0.00 14:40:09 br-a39782f91a02 1.38 1.38 0.29 3.93 0.00 0.00 0.00 0.00 14:40:09 veth1ccd841 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:40:09 veth2b0c600 1.08 1.20 0.15 3.91 0.00 0.00 0.00 0.00 14:40:09 veth633acd6 65.86 69.84 35.83 36.48 0.00 0.00 0.00 0.00 14:40:09 vethb14a6c1 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:40:09 veth01d6452 0.48 0.42 0.06 0.28 0.00 0.00 0.00 0.00 14:40:09 veth4c0835e 65.85 61.45 48.91 32.70 0.00 0.00 0.00 0.00 14:40:09 vethbaa5d9f 2.19 1.72 0.30 1.73 0.00 0.00 0.00 0.00 14:50:10 lo 81.14 81.14 376.99 376.99 0.00 0.00 0.00 0.00 14:50:10 ens3 11.36 10.02 41.40 2.26 0.00 0.00 0.00 0.00 14:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:10 br-a39782f91a02 72.70 84.02 89.93 332.05 0.00 0.00 0.00 0.00 14:50:10 veth1ccd841 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 14:50:10 veth2b0c600 94.86 107.09 91.32 650.64 0.00 0.00 0.00 0.05 14:50:10 veth633acd6 106.06 111.11 87.66 49.55 0.00 0.00 0.00 0.01 14:50:10 vethb14a6c1 39.35 37.50 322.59 80.84 0.00 0.00 0.00 0.03 14:50:10 veth01d6452 21.97 23.49 80.50 69.91 0.00 0.00 0.00 0.01 14:50:10 veth4c0835e 65.44 59.80 86.73 39.42 0.00 0.00 0.00 0.01 14:50:10 vethbaa5d9f 56.48 56.55 33.27 52.82 0.00 0.00 0.00 0.00 Average: lo 28.18 28.18 126.33 126.33 0.00 0.00 0.00 0.00 Average: ens3 215.27 129.44 2137.10 34.97 0.00 0.00 0.00 0.00 Average: docker0 13.34 23.63 0.91 290.84 0.00 0.00 0.00 0.00 Average: br-a39782f91a02 24.77 28.55 30.16 112.32 0.00 0.00 0.00 0.00 Average: veth1ccd841 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth2b0c600 32.07 36.20 30.58 218.80 0.00 0.00 0.00 0.02 Average: veth633acd6 57.73 60.77 41.42 28.90 0.00 0.00 0.00 0.00 Average: vethb14a6c1 13.16 12.58 107.83 27.02 0.00 0.00 0.00 0.01 Average: veth01d6452 7.51 8.00 26.93 23.46 0.00 0.00 0.00 0.00 Average: veth4c0835e 44.15 40.77 45.54 24.24 0.00 0.00 0.00 0.00 Average: vethbaa5d9f 19.62 19.48 11.22 18.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2870) 10/18/26 _x86_64_ (8 CPU) 14:19:20 LINUX RESTART (8 CPU) 14:20:10 CPU %user %nice %system %iowait %steal %idle 14:30:00 all 39.54 0.00 5.08 1.30 0.02 54.06 14:30:00 0 39.12 0.00 5.44 1.05 0.02 54.38 14:30:00 1 38.61 0.00 5.29 1.77 0.02 54.31 14:30:00 2 37.91 0.00 4.85 1.96 0.02 55.26 14:30:00 3 40.67 0.00 5.08 1.00 0.02 53.22 14:30:00 4 41.61 0.00 4.92 1.01 0.02 52.44 14:30:00 5 39.01 0.00 4.96 1.13 0.02 54.88 14:30:00 6 39.05 0.00 5.21 1.58 0.02 54.14 14:30:00 7 40.36 0.00 4.89 0.92 0.02 53.82 14:40:09 all 10.26 0.03 2.16 0.52 0.01 87.02 14:40:09 0 10.58 0.02 2.55 0.34 0.01 86.49 14:40:09 1 10.28 0.03 2.29 0.47 0.01 86.92 14:40:09 2 10.71 0.02 2.21 0.77 0.01 86.29 14:40:09 3 10.51 0.05 2.12 0.25 0.01 87.06 14:40:09 4 10.29 0.01 2.20 1.02 0.01 86.47 14:40:09 5 10.20 0.02 2.02 0.53 0.01 87.21 14:40:09 6 10.46 0.02 2.00 0.35 0.01 87.16 14:40:09 7 9.04 0.04 1.91 0.41 0.01 88.59 14:50:10 all 24.09 0.01 5.15 0.19 0.02 70.55 14:50:10 0 23.96 0.01 6.53 0.13 0.01 69.36 14:50:10 1 23.74 0.00 5.68 0.17 0.02 70.39 14:50:10 2 24.08 0.01 5.07 0.16 0.01 70.66 14:50:10 3 24.06 0.00 4.99 0.13 0.02 70.79 14:50:10 4 23.97 0.01 4.91 0.28 0.02 70.81 14:50:10 5 24.77 0.01 4.71 0.16 0.02 70.34 14:50:10 6 24.01 0.01 4.59 0.23 0.01 71.14 14:50:10 7 24.13 0.00 4.70 0.26 0.02 70.90 Average: all 24.47 0.01 4.12 0.66 0.02 70.73 Average: 0 24.40 0.01 4.83 0.50 0.01 70.25 Average: 1 24.05 0.01 4.41 0.79 0.02 70.72 Average: 2 24.06 0.01 4.03 0.95 0.01 70.93 Average: 3 24.92 0.02 4.05 0.46 0.02 70.54 Average: 4 25.12 0.01 4.00 0.77 0.02 70.10 Average: 5 24.49 0.01 3.88 0.60 0.01 70.99 Average: 6 24.35 0.01 3.92 0.71 0.01 71.00 Average: 7 24.34 0.01 3.82 0.53 0.01 71.28