---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4218 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 25G 131G 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 851 12506 4 18734 30773 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:f5:3b:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.133/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84056sec preferred_lft 84056sec inet6 fe80::f816:3eff:fef5:3b01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:eb:c3:40:4e:f8 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::fceb:c3ff:fe40:4ef8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4218) 04/06/26 _x86_64_ (8 CPU) 19:15:57 LINUX RESTART (8 CPU) 19:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:11 517.28 5.48 499.80 12.00 376.57 34867.40 41324.34 19:40:01 223.48 0.32 215.47 7.69 15.53 38908.02 46570.34 19:50:04 10.69 0.12 10.30 0.28 5.08 476.15 2537.02 Average: 251.53 2.00 242.87 6.66 134.02 24680.78 30061.20 19:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:11 16385156 28088616 4148228 12.62 503264 10637928 4372444 12.89 2553640 12590380 1267832 19:40:01 2423812 21639032 10516152 32.00 592748 17754356 16301828 48.07 4689884 22075748 548 19:50:04 1100772 20411540 11742216 35.73 593292 17844188 17225760 50.80 4733012 23345544 1264 Average: 6636580 23379729 8802199 26.78 563101 15412157 12633344 37.25 3992179 19337224 423215 19:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:11 lo 0.62 0.62 0.12 0.12 0.00 0.00 0.00 0.00 19:30:11 ens3 449.99 268.00 2792.99 81.34 0.00 0.00 0.00 0.00 19:30:11 docker0 12.72 18.70 0.73 219.93 0.00 0.00 0.00 0.00 19:40:01 lo 0.59 0.59 0.08 0.08 0.00 0.00 0.00 0.00 19:40:01 ens3 107.92 72.77 1805.28 15.44 0.00 0.00 0.00 0.00 19:40:01 docker0 13.41 26.38 0.78 561.74 0.00 0.00 0.00 0.00 19:40:01 br-52d237c41ec9 0.31 0.27 0.01 0.02 0.00 0.00 0.00 0.00 19:40:01 veth3c7b733 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 19:40:01 veth195c56a 0.38 0.39 0.04 0.18 0.00 0.00 0.00 0.00 19:40:01 vethb11d042 32.00 32.32 9.45 9.10 0.00 0.00 0.00 0.00 19:40:01 veth56d914f 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 19:40:01 veth091aea3 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 19:40:01 veth5bfa26d 27.00 26.53 10.31 5.73 0.00 0.00 0.00 0.00 19:40:01 veth40cfbff 0.29 0.44 0.38 2.25 0.00 0.00 0.00 0.00 19:40:01 vetha094505 1.44 1.19 0.20 1.25 0.00 0.00 0.00 0.00 19:50:04 lo 8.12 8.12 36.48 36.48 0.00 0.00 0.00 0.00 19:50:04 ens3 17.91 9.91 7.17 5.80 0.00 0.00 0.00 0.00 19:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:04 br-52d237c41ec9 4.37 4.20 35.63 0.93 0.00 0.00 0.00 0.00 19:50:04 veth3c7b733 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:04 veth195c56a 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 19:50:04 vethb11d042 303.21 327.02 238.77 154.97 0.00 0.00 0.00 0.02 19:50:04 veth56d914f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:04 veth091aea3 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 19:50:04 veth5bfa26d 127.95 117.70 109.69 76.82 0.00 0.00 0.00 0.01 19:50:04 vetha094505 207.46 193.35 94.74 166.07 0.00 0.00 0.00 0.01 Average: lo 3.12 3.12 12.28 12.28 0.00 0.00 0.00 0.00 Average: ens3 193.37 117.69 1537.22 34.48 0.00 0.00 0.00 0.00 Average: docker0 8.69 14.96 0.50 258.26 0.00 0.00 0.00 0.00 Average: br-52d237c41ec9 1.56 1.49 11.93 0.32 0.00 0.00 0.00 0.00 Average: veth3c7b733 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth195c56a 0.26 0.20 0.04 0.18 0.00 0.00 0.00 0.00 Average: vethb11d042 111.96 120.03 83.00 54.84 0.00 0.00 0.00 0.01 Average: veth56d914f 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth091aea3 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth5bfa26d 51.66 48.08 40.08 27.59 0.00 0.00 0.00 0.00 Average: vetha094505 69.90 65.10 31.77 55.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4218) 04/06/26 _x86_64_ (8 CPU) 19:15:57 LINUX RESTART (8 CPU) 19:20:02 CPU %user %nice %system %iowait %steal %idle 19:30:11 all 30.54 0.00 3.78 0.85 0.07 64.75 19:30:11 0 29.19 0.00 3.54 0.90 0.07 66.30 19:30:11 1 31.81 0.00 3.70 0.77 0.08 63.64 19:30:11 2 36.56 0.00 3.86 1.05 0.08 58.44 19:30:11 3 30.29 0.00 4.07 0.98 0.07 64.58 19:30:11 4 31.24 0.00 3.48 0.64 0.07 64.58 19:30:11 5 26.47 0.00 3.62 0.67 0.07 69.17 19:30:11 6 30.99 0.00 3.99 1.15 0.08 63.78 19:30:11 7 27.78 0.00 3.97 0.66 0.07 67.53 19:40:01 all 14.21 0.03 2.65 1.04 0.07 82.00 19:40:01 0 12.72 0.03 2.33 0.92 0.06 83.94 19:40:01 1 16.43 0.03 2.79 0.92 0.08 79.74 19:40:01 2 16.96 0.02 2.60 1.46 0.08 78.89 19:40:01 3 12.78 0.02 2.71 1.01 0.07 83.42 19:40:01 4 14.05 0.04 2.46 0.81 0.07 82.58 19:40:01 5 14.82 0.03 3.02 0.88 0.07 81.16 19:40:01 6 11.34 0.03 2.73 1.00 0.06 84.84 19:40:01 7 14.60 0.02 2.53 1.32 0.07 81.46 19:50:04 all 7.62 0.00 1.20 0.03 0.07 91.08 19:50:04 0 6.52 0.00 1.26 0.01 0.07 92.13 19:50:04 1 7.26 0.00 1.27 0.02 0.07 91.37 19:50:04 2 7.75 0.00 1.25 0.02 0.07 90.91 19:50:04 3 7.86 0.00 1.32 0.05 0.08 90.68 19:50:04 4 8.27 0.00 1.15 0.05 0.08 90.45 19:50:04 5 7.93 0.00 1.14 0.04 0.06 90.82 19:50:04 6 7.11 0.00 1.10 0.03 0.07 91.69 19:50:04 7 8.28 0.00 1.09 0.02 0.06 90.54 Average: all 17.54 0.01 2.55 0.64 0.07 79.19 Average: 0 16.23 0.01 2.38 0.61 0.07 80.70 Average: 1 18.58 0.01 2.60 0.57 0.08 78.17 Average: 2 20.51 0.01 2.58 0.84 0.07 75.99 Average: 3 17.06 0.01 2.71 0.68 0.08 79.47 Average: 4 17.95 0.01 2.37 0.50 0.07 79.10 Average: 5 16.46 0.01 2.60 0.53 0.07 80.33 Average: 6 16.58 0.01 2.61 0.73 0.07 80.00 Average: 7 16.95 0.01 2.53 0.66 0.07 79.78