---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3051 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 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 839 13314 4 17938 30784 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:2e:af:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.22/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84689sec preferred_lft 84689sec inet6 fe80::f816:3eff:fe2e:af67/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:45:9e:58:ee:3f 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::9845:9eff:fe58:ee3f/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-3051) 03/19/26 _x86_64_ (8 CPU) 10:04:33 LINUX RESTART (8 CPU) 10:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:16 184.86 0.30 178.15 6.40 13.58 27308.28 12158.31 10:30:08 37.95 0.14 11.19 26.62 5.89 490.46 466055.80 Average: 112.28 0.22 95.66 16.39 9.78 14058.81 236408.53 10:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:16 3696104 22111804 10038992 30.55 621472 16887936 15843044 46.72 3285616 22163908 1012 10:30:08 2574332 21091720 11057720 33.65 622032 16983144 16725116 49.32 3338580 23252344 264 Average: 3135218 21601762 10548356 32.10 621752 16935540 16284080 48.02 3312098 22708126 638 10:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:16 lo 0.72 0.72 0.12 0.12 0.00 0.00 0.00 0.00 10:20:16 ens3 118.24 67.63 3016.73 7.80 0.00 0.00 0.00 0.00 10:20:16 docker0 12.10 22.24 0.68 249.34 0.00 0.00 0.00 0.00 10:20:16 br-39cfa2666aec 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 10:20:16 vethc251405 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:20:16 veth49c800b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:20:16 veth93c539b 0.47 0.43 0.06 0.26 0.00 0.00 0.00 0.00 10:20:16 veth0b6277e 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:20:16 vethbb2b760 72.34 76.10 36.31 37.14 0.00 0.00 0.00 0.00 10:20:16 veth055c8d2 72.07 67.87 49.43 33.21 0.00 0.00 0.00 0.00 10:20:16 veth9148703 0.97 1.77 1.25 13.25 0.00 0.00 0.00 0.00 10:20:16 vethad976ff 2.13 1.67 0.28 1.65 0.00 0.00 0.00 0.00 10:30:08 lo 11.10 11.10 54.44 54.44 0.00 0.00 0.00 0.00 10:30:08 ens3 18.18 11.70 7.12 6.77 0.00 0.00 0.00 0.00 10:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:08 br-39cfa2666aec 6.13 6.04 53.37 1.21 0.00 0.00 0.00 0.00 10:30:08 vethc251405 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:08 veth49c800b 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 10:30:08 veth93c539b 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 10:30:08 veth0b6277e 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:30:08 vethbb2b760 321.51 347.27 260.10 153.67 0.00 0.00 0.00 0.02 10:30:08 veth055c8d2 105.10 96.98 95.35 63.42 0.00 0.00 0.00 0.01 10:30:08 vethad976ff 250.94 233.46 114.84 200.63 0.00 0.00 0.00 0.02 Average: lo 5.85 5.85 26.96 26.96 0.00 0.00 0.00 0.00 Average: ens3 68.81 40.00 1529.82 7.29 0.00 0.00 0.00 0.00 Average: docker0 6.12 11.25 0.35 126.15 0.00 0.00 0.00 0.00 Average: br-39cfa2666aec 3.18 3.12 26.37 0.61 0.00 0.00 0.00 0.00 Average: vethc251405 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth49c800b 0.13 0.17 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth93c539b 0.44 0.32 0.06 0.30 0.00 0.00 0.00 0.00 Average: veth0b6277e 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethbb2b760 195.45 210.08 146.88 94.71 0.00 0.00 0.00 0.01 Average: veth055c8d2 88.39 82.25 72.11 48.14 0.00 0.00 0.00 0.01 Average: vethad976ff 125.06 116.19 56.88 99.96 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3051) 03/19/26 _x86_64_ (8 CPU) 10:04:33 LINUX RESTART (8 CPU) 10:10:09 CPU %user %nice %system %iowait %steal %idle 10:20:16 all 13.36 0.02 2.45 0.58 0.08 83.50 10:20:16 0 14.31 0.01 2.67 0.59 0.08 82.34 10:20:16 1 13.50 0.03 2.48 0.41 0.08 83.50 10:20:16 2 13.39 0.01 2.38 0.90 0.09 83.23 10:20:16 3 12.81 0.03 2.38 0.82 0.08 83.88 10:20:16 4 13.55 0.04 2.35 0.46 0.08 83.51 10:20:16 5 12.84 0.01 2.55 0.49 0.09 84.02 10:20:16 6 12.94 0.03 2.59 0.54 0.08 83.82 10:20:16 7 13.53 0.02 2.22 0.41 0.07 83.74 10:30:08 all 7.45 0.00 1.28 0.04 0.07 91.15 10:30:08 0 7.68 0.00 1.44 0.12 0.07 90.69 10:30:08 1 7.51 0.00 1.44 0.04 0.07 90.94 10:30:08 2 8.47 0.00 1.51 0.02 0.08 89.93 10:30:08 3 7.05 0.00 1.33 0.06 0.07 91.49 10:30:08 4 7.78 0.00 1.18 0.04 0.07 90.93 10:30:08 5 6.68 0.00 0.97 0.05 0.06 92.25 10:30:08 6 7.28 0.00 1.26 0.02 0.06 91.39 10:30:08 7 7.20 0.00 1.11 0.01 0.06 91.61 Average: all 10.45 0.01 1.87 0.31 0.08 87.27 Average: 0 11.04 0.01 2.06 0.36 0.08 86.45 Average: 1 10.55 0.02 1.97 0.23 0.08 87.16 Average: 2 10.96 0.01 1.95 0.46 0.08 86.53 Average: 3 9.98 0.02 1.86 0.45 0.08 87.63 Average: 4 10.71 0.02 1.78 0.25 0.07 87.17 Average: 5 9.79 0.01 1.77 0.27 0.07 88.09 Average: 6 10.15 0.02 1.93 0.28 0.07 87.55 Average: 7 10.41 0.01 1.68 0.21 0.07 87.62