---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12217 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5600.00 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 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 839 14301 4 16951 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:80:1b:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.75/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83662sec preferred_lft 83662sec inet6 fe80::f816:3eff:fe80:1bd4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:8f:d0:48:37:cb 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::4c8f:d0ff:fe48:37cb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12217) 08/13/26 _x86_64_ (8 CPU) 14:35:55 LINUX RESTART (8 CPU) 14:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:13 415.87 0.48 401.30 14.09 32.36 55707.16 52475.81 15:00:11 23.06 0.51 21.17 1.39 24.27 2974.96 6655.14 15:10:13 39.42 0.12 12.63 26.67 2.57 1813.34 452966.66 15:20:08 18.47 0.51 15.56 2.40 8.12 2017.43 8340.37 Average: 124.42 0.40 112.85 11.17 16.83 15654.00 130660.44 14:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:13 2331960 22189592 9964092 30.32 582640 18391252 16511580 48.69 4740080 22138716 260 15:00:11 266208 18523176 13397348 40.77 568112 17041432 21276920 62.74 4802700 24060192 12684 15:10:13 353548 18325940 13572272 41.30 569004 16785892 21310392 62.84 4799936 23988952 12016 15:20:08 4905668 22460592 9505344 28.92 570348 16312172 15585880 45.96 4727668 19528344 316 Average: 1964346 20374825 11609764 35.33 572526 17132687 18671193 55.06 4767596 22429051 6319 14:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:13 lo 0.78 0.78 0.06 0.06 0.00 0.00 0.00 0.00 14:50:13 ens3 367.29 226.57 2926.32 78.39 0.00 0.00 0.00 0.00 14:50:13 docker0 22.49 40.75 1.33 755.22 0.00 0.00 0.00 0.00 14:50:13 br-fdcb1a14c308 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 14:50:13 veth0d0448a 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:13 veth7ef7643 0.19 0.24 0.02 0.02 0.00 0.00 0.00 0.00 14:50:13 veth52d0b65 6.95 6.84 4.64 1.33 0.00 0.00 0.00 0.00 14:50:13 vethd5ed3fc 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:13 veth5280d1d 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 14:50:13 veth52d2d8c 1.33 1.34 0.15 0.97 0.00 0.00 0.00 0.00 14:50:13 veth5415005 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:50:13 vethc2c8e93 0.72 0.63 0.09 0.75 0.00 0.00 0.00 0.00 15:00:11 lo 9.84 9.84 26.69 26.69 0.00 0.00 0.00 0.00 15:00:11 ens3 5.07 4.49 2.90 1.64 0.00 0.00 0.00 0.00 15:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:11 br-fdcb1a14c308 8.62 10.06 4.66 23.82 0.00 0.00 0.00 0.00 15:00:11 veth0d0448a 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 15:00:11 veth7ef7643 6.06 5.63 33.51 10.08 0.00 0.00 0.00 0.00 15:00:11 veth52d0b65 111.47 119.10 61.61 54.78 0.00 0.00 0.00 0.01 15:00:11 vethd5ed3fc 10.65 10.84 121.22 33.77 0.00 0.00 0.00 0.01 15:00:11 veth5280d1d 14.52 16.08 3.95 144.11 0.00 0.00 0.00 0.01 15:00:11 veth52d2d8c 88.10 82.69 64.81 39.51 0.00 0.00 0.00 0.01 15:00:11 vethc2c8e93 36.44 33.66 14.80 24.52 0.00 0.00 0.00 0.00 15:10:13 lo 31.80 31.80 151.14 151.14 0.00 0.00 0.00 0.00 15:10:13 ens3 2.37 1.97 0.85 1.12 0.00 0.00 0.00 0.00 15:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:13 br-fdcb1a14c308 27.34 31.02 29.15 124.10 0.00 0.00 0.00 0.00 15:10:13 veth0d0448a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:13 veth7ef7643 7.98 8.69 17.48 24.47 0.00 0.00 0.00 0.00 15:10:13 veth52d0b65 61.18 67.34 48.51 23.67 0.00 0.00 0.00 0.00 15:10:13 vethd5ed3fc 11.86 10.69 66.11 17.25 0.00 0.00 0.00 0.01 15:10:13 veth5280d1d 33.53 37.50 30.18 188.61 0.00 0.00 0.00 0.02 15:10:13 veth52d2d8c 37.91 35.45 32.44 18.52 0.00 0.00 0.00 0.00 15:10:13 vethc2c8e93 34.70 31.19 15.61 32.40 0.00 0.00 0.00 0.00 15:20:08 lo 26.01 26.01 113.52 113.52 0.00 0.00 0.00 0.00 15:20:08 ens3 7.15 5.70 6.49 2.05 0.00 0.00 0.00 0.00 15:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:08 br-fdcb1a14c308 24.04 26.64 25.42 94.43 0.00 0.00 0.00 0.00 15:20:08 veth0d0448a 0.14 0.15 0.02 0.05 0.00 0.00 0.00 0.00 15:20:08 veth7ef7643 8.97 9.41 31.63 29.12 0.00 0.00 0.00 0.00 15:20:08 veth52d0b65 54.46 59.23 34.13 15.46 0.00 0.00 0.00 0.00 15:20:08 vethd5ed3fc 14.65 14.17 142.57 31.67 0.00 0.00 0.00 0.01 15:20:08 veth5280d1d 31.84 34.59 25.79 235.48 0.00 0.00 0.00 0.02 15:20:08 veth52d2d8c 33.60 31.07 34.70 15.64 0.00 0.00 0.00 0.00 Average: lo 17.10 17.10 72.86 72.86 0.00 0.00 0.00 0.00 Average: ens3 95.64 59.79 735.56 20.84 0.00 0.00 0.00 0.00 Average: docker0 5.63 10.21 0.33 189.17 0.00 0.00 0.00 0.00 Average: br-fdcb1a14c308 15.07 16.99 14.81 60.60 0.00 0.00 0.00 0.00 Average: veth0d0448a 0.07 0.09 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth7ef7643 5.79 5.99 20.63 15.90 0.00 0.00 0.00 0.00 Average: veth52d0b65 58.49 63.10 37.22 23.80 0.00 0.00 0.00 0.00 Average: vethd5ed3fc 9.29 8.95 82.32 20.64 0.00 0.00 0.00 0.01 Average: veth5280d1d 19.97 22.06 14.98 141.90 0.00 0.00 0.00 0.01 Average: veth52d2d8c 40.21 37.62 33.00 18.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12217) 08/13/26 _x86_64_ (8 CPU) 14:35:55 LINUX RESTART (8 CPU) 14:40:13 CPU %user %nice %system %iowait %steal %idle 14:50:13 all 35.40 0.02 4.49 0.93 0.09 59.06 14:50:13 0 34.27 0.05 4.43 0.94 0.09 60.23 14:50:13 1 36.81 0.02 4.53 0.65 0.09 57.90 14:50:13 2 35.05 0.02 4.56 1.70 0.10 58.56 14:50:13 3 37.87 0.02 4.45 0.70 0.09 56.86 14:50:13 4 32.37 0.02 4.57 1.03 0.09 61.91 14:50:13 5 39.40 0.02 4.61 0.80 0.10 55.06 14:50:13 6 31.81 0.03 4.34 0.88 0.09 62.86 14:50:13 7 35.62 0.03 4.45 0.75 0.09 59.07 15:00:11 all 10.75 0.01 1.85 0.08 0.09 87.22 15:00:11 0 10.62 0.01 2.19 0.05 0.10 87.04 15:00:11 1 10.15 0.00 1.95 0.07 0.08 87.75 15:00:11 2 11.19 0.01 1.87 0.04 0.10 86.80 15:00:11 3 10.39 0.00 1.74 0.14 0.08 87.64 15:00:11 4 10.53 0.00 1.71 0.11 0.09 87.56 15:00:11 5 10.32 0.01 1.89 0.12 0.09 87.57 15:00:11 6 11.05 0.01 1.76 0.04 0.08 87.06 15:00:11 7 11.75 0.00 1.70 0.11 0.08 86.37 15:10:13 all 8.44 0.00 2.21 0.07 0.10 89.17 15:10:13 0 8.10 0.00 2.69 0.02 0.10 89.09 15:10:13 1 8.78 0.00 2.32 0.07 0.09 88.74 15:10:13 2 8.29 0.00 2.16 0.09 0.10 89.37 15:10:13 3 9.00 0.00 2.17 0.08 0.10 88.65 15:10:13 4 8.03 0.00 2.09 0.09 0.09 89.70 15:10:13 5 9.11 0.00 2.17 0.12 0.10 88.50 15:10:13 6 8.26 0.01 2.20 0.03 0.10 89.40 15:10:13 7 7.97 0.00 1.91 0.08 0.10 89.94 15:20:08 all 7.22 0.00 1.94 0.08 0.10 90.66 15:20:08 0 7.32 0.00 2.56 0.05 0.10 89.97 15:20:08 1 7.66 0.00 2.12 0.07 0.10 90.04 15:20:08 2 8.39 0.01 2.00 0.03 0.10 89.47 15:20:08 3 6.50 0.00 1.83 0.13 0.10 91.44 15:20:08 4 7.39 0.00 1.77 0.08 0.10 90.65 15:20:08 5 6.61 0.00 1.80 0.06 0.10 91.43 15:20:08 6 7.24 0.01 1.70 0.17 0.10 90.80 15:20:08 7 6.67 0.01 1.74 0.02 0.09 91.47 Average: all 15.46 0.01 2.63 0.29 0.09 81.52 Average: 0 15.06 0.01 2.97 0.26 0.10 81.60 Average: 1 15.85 0.01 2.73 0.21 0.09 81.10 Average: 2 15.73 0.01 2.65 0.46 0.10 81.05 Average: 3 15.96 0.00 2.55 0.26 0.09 81.13 Average: 4 14.60 0.01 2.54 0.33 0.09 82.44 Average: 5 16.38 0.01 2.62 0.28 0.10 80.62 Average: 6 14.60 0.01 2.50 0.28 0.09 82.52 Average: 7 15.52 0.01 2.45 0.24 0.09 81.69