---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6184 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: 5599.99 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 854 12262 4 18976 30770 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:e5:0e:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.104/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83915sec preferred_lft 83915sec inet6 fe80::f816:3eff:fee5:e6d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:e5:1a:5a:98:ed 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::c8e5:1aff:fe5a:98ed/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-6184) 07/07/26 _x86_64_ (8 CPU) 09:56:43 LINUX RESTART (8 CPU) 10:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:00 567.47 1.07 551.71 14.69 60.72 54504.67 77932.68 10:20:18 117.91 0.29 113.17 4.45 13.61 15615.60 17704.65 10:30:01 11.36 0.11 10.98 0.27 4.04 393.48 1349.11 Average: 232.86 0.49 225.87 6.50 26.17 23614.05 32430.33 10:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:00 10902544 27191680 5024328 15.29 535248 15015744 5132380 15.13 3894780 16516296 880 10:20:18 1975896 21488424 10665504 32.45 597848 18022140 16723196 49.31 4759644 22450080 192 10:30:01 324724 19907848 12243904 37.26 599116 18086100 18095536 53.36 4819348 24009084 856 Average: 4401055 22862651 9311245 28.33 577404 17041328 13317037 39.27 4491257 20991820 643 10:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:00 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 10:10:00 ens3 402.23 248.45 2736.70 79.94 0.00 0.00 0.00 0.00 10:10:00 docker0 15.27 30.67 0.95 711.27 0.00 0.00 0.00 0.00 10:20:18 lo 0.81 0.81 0.05 0.05 0.00 0.00 0.00 0.00 10:20:18 ens3 62.18 45.11 1033.40 10.63 0.00 0.00 0.00 0.00 10:20:18 docker0 3.76 5.55 0.23 132.88 0.00 0.00 0.00 0.00 10:20:18 br-83b8659a0788 0.57 0.54 0.02 0.04 0.00 0.00 0.00 0.00 10:20:18 vethd050c44 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:20:18 vethc1302b3 7.18 6.99 4.72 1.32 0.00 0.00 0.00 0.00 10:20:18 veth68d3364 0.20 0.24 0.02 0.01 0.00 0.00 0.00 0.00 10:20:18 veth4f9afd5 0.01 0.09 0.00 0.00 0.00 0.00 0.00 0.00 10:20:18 veth0c0a6c3 0.01 0.08 0.00 0.00 0.00 0.00 0.00 0.00 10:20:18 veth3d0f31a 1.48 1.48 0.16 1.14 0.00 0.00 0.00 0.00 10:20:18 veth0699b98 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 10:20:18 vetheb450f9 0.66 0.58 0.09 0.73 0.00 0.00 0.00 0.00 10:30:01 lo 4.95 4.95 20.44 20.44 0.00 0.00 0.00 0.00 10:30:01 ens3 5.31 3.86 1.97 1.93 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 br-83b8659a0788 2.69 2.53 19.70 0.67 0.00 0.00 0.00 0.00 10:30:01 vethd050c44 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 vethc1302b3 237.28 254.43 170.52 119.50 0.00 0.00 0.00 0.01 10:30:01 veth68d3364 0.48 0.28 0.07 0.43 0.00 0.00 0.00 0.00 10:30:01 veth4f9afd5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 veth0c0a6c3 0.23 0.21 0.03 0.09 0.00 0.00 0.00 0.00 10:30:01 veth3d0f31a 124.83 116.63 92.48 62.67 0.00 0.00 0.00 0.01 10:30:01 vetheb450f9 136.69 127.02 62.76 111.60 0.00 0.00 0.00 0.01 Average: lo 2.02 2.02 6.65 6.65 0.00 0.00 0.00 0.00 Average: ens3 156.81 99.35 1265.59 30.85 0.00 0.00 0.00 0.00 Average: docker0 6.37 12.10 0.39 282.13 0.00 0.00 0.00 0.00 Average: br-83b8659a0788 1.07 1.00 6.39 0.23 0.00 0.00 0.00 0.00 Average: vethd050c44 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc1302b3 79.33 84.81 56.86 39.16 0.00 0.00 0.00 0.00 Average: veth68d3364 0.23 0.17 0.03 0.15 0.00 0.00 0.00 0.00 Average: veth4f9afd5 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0c0a6c3 0.08 0.09 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth3d0f31a 40.94 38.28 30.01 20.69 0.00 0.00 0.00 0.00 Average: vetheb450f9 44.50 41.34 20.36 36.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6184) 07/07/26 _x86_64_ (8 CPU) 09:56:43 LINUX RESTART (8 CPU) 10:00:01 CPU %user %nice %system %iowait %steal %idle 10:10:00 all 31.07 0.00 4.37 6.57 0.11 57.88 10:10:00 0 28.63 0.00 4.01 8.82 0.10 58.44 10:10:00 1 31.25 0.00 4.83 7.15 0.11 56.65 10:10:00 2 30.41 0.00 4.62 7.84 0.11 57.02 10:10:00 3 37.08 0.00 4.01 4.29 0.11 54.52 10:10:00 4 30.70 0.00 4.73 6.26 0.11 58.20 10:10:00 5 29.15 0.00 4.69 6.08 0.11 59.98 10:10:00 6 31.28 0.00 4.05 5.74 0.10 58.83 10:10:00 7 30.05 0.00 4.06 6.37 0.10 59.43 10:20:18 all 7.82 0.03 1.67 7.54 0.06 82.89 10:20:18 0 8.07 0.03 1.83 2.93 0.05 87.08 10:20:18 1 7.62 0.02 1.68 26.75 0.06 63.87 10:20:18 2 8.26 0.04 1.63 3.70 0.06 86.30 10:20:18 3 8.19 0.03 1.96 3.65 0.06 86.11 10:20:18 4 7.82 0.02 1.52 2.60 0.05 87.98 10:20:18 5 7.13 0.02 1.57 10.14 0.05 81.09 10:20:18 6 7.96 0.03 1.49 1.82 0.05 88.65 10:20:18 7 7.48 0.03 1.65 8.74 0.06 82.03 10:30:01 all 8.73 0.00 1.31 0.41 0.08 89.47 10:30:01 0 9.20 0.00 1.41 0.23 0.07 89.09 10:30:01 1 9.76 0.00 1.36 0.08 0.08 88.73 10:30:01 2 9.76 0.00 1.41 0.21 0.08 88.54 10:30:01 3 8.31 0.00 1.26 0.27 0.07 90.08 10:30:01 4 7.93 0.00 1.27 1.73 0.08 89.00 10:30:01 5 9.19 0.00 1.39 0.11 0.07 89.23 10:30:01 6 7.44 0.00 1.22 0.29 0.07 90.98 10:30:01 7 8.25 0.00 1.18 0.38 0.07 90.11 Average: all 15.84 0.01 2.45 4.92 0.08 76.70 Average: 0 15.28 0.01 2.42 4.02 0.07 78.20 Average: 1 16.16 0.01 2.62 11.63 0.08 69.50 Average: 2 16.11 0.01 2.55 3.95 0.08 77.29 Average: 3 17.83 0.01 2.41 2.77 0.08 76.89 Average: 4 15.45 0.01 2.51 3.53 0.08 78.42 Average: 5 15.11 0.01 2.55 5.55 0.08 76.71 Average: 6 15.54 0.01 2.25 2.63 0.07 79.50 Average: 7 15.22 0.01 2.30 5.25 0.08 77.14