---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6363 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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: 5599.94 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 845 12019 4 19228 30779 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:a0:95:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.160/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84421sec preferred_lft 84421sec inet6 fe80::f816:3eff:fea0:9525/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:d8:ed:9a:e6:cd 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::58d8:edff:fe9a:e6cd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6363) 07/07/26 _x86_64_ (8 CPU) 17:22:34 LINUX RESTART (8 CPU) 17:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:03 213.15 0.36 205.67 7.13 17.14 38836.41 51070.48 17:50:01 11.71 0.11 11.30 0.29 4.41 450.55 1262.14 Average: 112.67 0.23 108.72 3.72 10.79 19690.17 26226.90 17:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:03 1737712 21474000 10677572 32.49 601252 18234344 16579384 48.89 4799008 22651008 492 17:50:01 669656 20492440 11657512 35.47 601768 18313924 17503264 51.62 4842560 23642592 300 Average: 1203684 20983220 11167542 33.98 601510 18274134 17041324 50.25 4820784 23146800 396 17:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:03 lo 0.66 0.66 0.05 0.05 0.00 0.00 0.00 0.00 17:40:03 ens3 195.00 125.01 1856.15 38.20 0.00 0.00 0.00 0.00 17:40:03 docker0 11.59 24.76 0.71 591.10 0.00 0.00 0.00 0.00 17:40:03 br-0d151468e0d2 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 17:40:03 veth38bf2ee 26.37 26.96 7.75 6.42 0.00 0.00 0.00 0.00 17:40:03 vethae90e3c 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 17:40:03 veth318bfe8 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 17:40:03 veth017a4ad 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 17:40:03 veth817e8f6 0.36 0.36 0.04 0.17 0.00 0.00 0.00 0.00 17:40:03 veth941a6b5 21.65 21.22 6.53 4.13 0.00 0.00 0.00 0.00 17:40:03 vethc8375dd 0.20 0.29 0.33 1.14 0.00 0.00 0.00 0.00 17:40:03 veth410cad1 1.34 1.10 0.18 1.17 0.00 0.00 0.00 0.00 17:50:01 lo 7.32 7.32 36.06 36.06 0.00 0.00 0.00 0.00 17:50:01 ens3 18.79 11.48 7.66 7.19 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 br-0d151468e0d2 4.07 3.77 35.27 0.87 0.00 0.00 0.00 0.00 17:50:01 veth38bf2ee 294.45 317.89 232.35 151.78 0.00 0.00 0.00 0.02 17:50:01 vethae90e3c 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 veth318bfe8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 veth017a4ad 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 17:50:01 veth817e8f6 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 17:50:01 veth941a6b5 129.95 119.29 112.18 76.39 0.00 0.00 0.00 0.01 17:50:01 veth410cad1 196.22 182.66 89.80 160.02 0.00 0.00 0.00 0.01 Average: lo 3.98 3.98 18.01 18.01 0.00 0.00 0.00 0.00 Average: ens3 107.11 68.38 934.15 22.74 0.00 0.00 0.00 0.00 Average: docker0 5.81 12.41 0.36 296.27 0.00 0.00 0.00 0.00 Average: br-0d151468e0d2 2.18 2.01 17.60 0.45 0.00 0.00 0.00 0.00 Average: veth38bf2ee 160.08 172.07 119.77 78.93 0.00 0.00 0.00 0.01 Average: vethae90e3c 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth318bfe8 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth017a4ad 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth817e8f6 0.38 0.28 0.05 0.26 0.00 0.00 0.00 0.00 Average: veth941a6b5 75.67 70.13 59.23 40.17 0.00 0.00 0.00 0.00 Average: veth410cad1 98.54 91.66 44.88 80.40 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6363) 07/07/26 _x86_64_ (8 CPU) 17:22:34 LINUX RESTART (8 CPU) 17:30:01 CPU %user %nice %system %iowait %steal %idle 17:40:03 all 15.71 0.02 2.63 0.97 0.06 80.60 17:40:03 0 16.21 0.03 2.31 0.70 0.06 80.69 17:40:03 1 13.18 0.03 2.62 1.23 0.07 82.87 17:40:03 2 13.51 0.01 2.64 0.80 0.07 82.98 17:40:03 3 17.40 0.02 2.56 1.04 0.06 78.91 17:40:03 4 16.88 0.01 2.69 0.78 0.06 79.58 17:40:03 5 15.08 0.02 2.68 1.02 0.06 81.13 17:40:03 6 14.38 0.03 2.63 0.72 0.07 82.17 17:40:03 7 19.04 0.02 2.93 1.44 0.07 76.50 17:50:01 all 7.91 0.00 1.29 0.08 0.07 90.65 17:50:01 0 7.35 0.00 1.36 0.01 0.07 91.22 17:50:01 1 9.09 0.00 1.52 0.20 0.07 89.12 17:50:01 2 8.32 0.00 1.30 0.11 0.07 90.19 17:50:01 3 7.69 0.00 1.34 0.10 0.08 90.79 17:50:01 4 8.38 0.00 1.30 0.01 0.07 90.24 17:50:01 5 8.08 0.00 1.22 0.06 0.07 90.57 17:50:01 6 7.08 0.00 1.18 0.12 0.07 91.55 17:50:01 7 7.27 0.00 1.13 0.02 0.08 91.51 Average: all 11.83 0.01 1.97 0.53 0.07 85.60 Average: 0 11.79 0.01 1.84 0.36 0.06 85.94 Average: 1 11.15 0.02 2.08 0.72 0.07 85.98 Average: 2 10.93 0.01 1.97 0.46 0.07 86.57 Average: 3 12.57 0.01 1.95 0.57 0.07 84.83 Average: 4 12.65 0.01 2.00 0.40 0.06 84.88 Average: 5 11.59 0.01 1.95 0.54 0.07 85.84 Average: 6 10.75 0.01 1.91 0.42 0.07 86.83 Average: 7 13.19 0.01 2.04 0.73 0.07 83.96