---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2799 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 1015 11363 4 19712 30607 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:7b:29:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.117/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84401sec preferred_lft 84401sec inet6 fe80::f816:3eff:fe7b:299c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:16:16:f4:3d:b0 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::a816:16ff:fef4:3db0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2799) 10/18/26 _x86_64_ (8 CPU) 11:45:12 LINUX RESTART (8 CPU) 11:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:14 304.36 0.81 288.84 14.70 239.80 52150.53 77979.03 12:10:23 10.54 0.22 9.97 0.35 2.57 356.92 1253.04 Average: 157.72 0.52 149.67 7.54 121.41 26302.25 39687.92 11:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:14 2369684 22528400 9622024 29.28 588896 18672164 16565828 48.85 5067076 21760932 164 12:10:23 486284 20709464 11439044 34.81 590640 18729120 17798152 52.48 5122028 23566172 1664 Average: 1427984 21618932 10530534 32.04 589768 18700642 17181990 50.67 5094552 22663552 914 11:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:14 lo 2.34 2.34 0.65 0.65 0.00 0.00 0.00 0.00 12:00:14 ens3 361.68 214.26 3559.76 80.10 0.00 0.00 0.00 0.00 12:00:14 docker0 32.44 58.09 2.26 753.11 0.00 0.00 0.00 0.00 12:00:14 br-9779839a7e8a 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:00:14 veth499519f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:00:14 veth5405cba 6.37 6.11 4.45 1.26 0.00 0.00 0.00 0.00 12:00:14 vethd8abd7f 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:00:14 veth018c135 0.13 0.19 0.01 0.01 0.00 0.00 0.00 0.00 12:00:14 veth514c497 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:00:14 veth47e8232 0.82 0.77 0.10 0.90 0.00 0.00 0.00 0.00 12:00:14 veth1ccab59 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:00:14 veth3f8a49f 0.51 0.49 0.07 0.65 0.00 0.00 0.00 0.00 12:10:23 lo 4.48 4.48 18.86 18.86 0.00 0.00 0.00 0.00 12:10:23 ens3 7.95 6.47 2.80 3.06 0.00 0.00 0.00 0.00 12:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:23 br-9779839a7e8a 2.39 2.28 18.29 0.61 0.00 0.00 0.00 0.00 12:10:23 veth499519f 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 12:10:23 veth5405cba 166.26 171.41 111.28 99.14 0.00 0.00 0.00 0.01 12:10:23 vethd8abd7f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:23 veth018c135 0.50 0.30 0.07 0.40 0.00 0.00 0.00 0.00 12:10:23 veth514c497 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:23 veth47e8232 105.80 98.28 85.44 57.30 0.00 0.00 0.00 0.01 12:10:23 veth3f8a49f 72.30 74.01 47.23 57.48 0.00 0.00 0.00 0.00 Average: lo 3.41 3.41 9.74 9.74 0.00 0.00 0.00 0.00 Average: ens3 185.15 110.56 1784.61 41.65 0.00 0.00 0.00 0.00 Average: docker0 16.25 29.10 1.13 377.26 0.00 0.00 0.00 0.00 Average: br-9779839a7e8a 1.34 1.26 9.13 0.31 0.00 0.00 0.00 0.00 Average: veth499519f 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth5405cba 86.17 88.61 57.76 50.10 0.00 0.00 0.00 0.00 Average: vethd8abd7f 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth018c135 0.31 0.24 0.04 0.20 0.00 0.00 0.00 0.00 Average: veth514c497 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth47e8232 53.21 49.43 42.69 29.05 0.00 0.00 0.00 0.00 Average: veth3f8a49f 36.34 37.18 23.61 29.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2799) 10/18/26 _x86_64_ (8 CPU) 11:45:12 LINUX RESTART (8 CPU) 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:14 all 36.52 0.03 4.89 1.27 0.02 57.28 12:00:14 0 38.21 0.04 5.05 1.53 0.02 55.15 12:00:14 1 37.69 0.03 4.90 0.93 0.02 56.44 12:00:14 2 35.01 0.01 4.75 0.88 0.02 59.32 12:00:14 3 39.18 0.02 4.58 0.80 0.03 55.39 12:00:14 4 34.87 0.00 4.97 1.77 0.02 58.37 12:00:14 5 34.77 0.03 5.32 1.83 0.02 58.02 12:00:14 6 36.46 0.03 4.55 0.91 0.02 58.03 12:00:14 7 35.97 0.03 4.97 1.50 0.02 57.51 12:10:23 all 8.09 0.00 1.38 0.04 0.01 90.48 12:10:23 0 7.83 0.00 1.87 0.04 0.01 90.24 12:10:23 1 7.54 0.00 1.63 0.03 0.01 90.80 12:10:23 2 9.47 0.00 1.51 0.02 0.01 88.98 12:10:23 3 9.18 0.00 1.26 0.08 0.01 89.47 12:10:23 4 7.82 0.00 1.16 0.05 0.01 90.97 12:10:23 5 8.49 0.00 1.25 0.04 0.01 90.21 12:10:23 6 7.08 0.00 1.12 0.02 0.01 91.76 12:10:23 7 7.30 0.00 1.21 0.04 0.01 91.43 Average: all 22.34 0.01 3.14 0.66 0.02 73.84 Average: 0 23.05 0.02 3.46 0.79 0.02 72.66 Average: 1 22.65 0.01 3.27 0.48 0.01 73.57 Average: 2 22.28 0.01 3.13 0.45 0.01 74.11 Average: 3 24.22 0.01 2.93 0.44 0.02 72.38 Average: 4 21.35 0.00 3.06 0.91 0.01 74.67 Average: 5 21.65 0.02 3.29 0.94 0.02 74.09 Average: 6 21.84 0.02 2.84 0.47 0.02 74.82 Average: 7 21.67 0.02 3.09 0.78 0.01 74.43