---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4740 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: 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 22G 134G 14% / 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 824 16211 4 15056 30800 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:ed:a6:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.155/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85074sec preferred_lft 85074sec inet6 fe80::f816:3eff:feed:a6c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:19:e2:1b:07:d9 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::7819:e2ff:fe1b:7d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4740) 08/07/26 _x86_64_ (8 CPU) 09:19:14 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:12 242.11 4.50 211.78 25.83 445.77 38847.82 564729.43 09:40:00 112.93 1.29 107.66 3.98 195.74 13498.88 32042.49 Average: 178.76 2.93 160.72 15.11 323.16 26417.01 303506.29 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:12 17880284 31638372 631508 1.92 221356 13422244 1740812 5.13 2923216 11201064 2239928 09:40:00 15974468 30970508 1274480 3.88 250748 14549148 5243800 15.46 3388412 12527380 328 Average: 16927376 31304440 952994 2.90 236052 13985696 3492306 10.30 3155814 11864222 1120128 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:12 lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 09:30:12 ens3 280.38 185.95 4065.11 34.88 0.00 0.00 0.00 0.00 09:30:12 docker0 4.13 7.03 0.23 101.75 0.00 0.00 0.00 0.00 09:30:12 br-8397a37f10d1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 09:40:00 ens3 14.12 8.91 264.53 1.53 0.00 0.00 0.00 0.00 09:40:00 docker0 4.42 7.52 0.40 154.84 0.00 0.00 0.00 0.00 09:40:00 br-8397a37f10d1 1.76 2.71 0.11 35.82 0.00 0.00 0.00 0.00 09:40:00 veth2668e5a 31.88 35.52 26.11 6.42 0.00 0.00 0.00 0.00 09:40:00 vethcfa0e70 6.66 6.75 19.12 6.91 0.00 0.00 0.00 0.00 09:40:00 veth39ae66a 65.10 47.59 12.01 8.40 0.00 0.00 0.00 0.00 09:40:00 veth5e8a70d 12.70 13.07 1.40 84.42 0.00 0.00 0.00 0.01 09:40:00 veth201a33b 10.61 13.79 9.21 2.54 0.00 0.00 0.00 0.00 09:40:00 vethd59a659 9.31 12.26 8.49 2.11 0.00 0.00 0.00 0.00 09:40:00 veth68b1c32 13.79 10.61 2.54 9.21 0.00 0.00 0.00 0.00 09:40:00 veth125567e 12.26 9.31 2.11 8.49 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 149.81 99.13 2201.35 18.53 0.00 0.00 0.00 0.00 Average: docker0 4.27 7.27 0.31 127.78 0.00 0.00 0.00 0.00 Average: br-8397a37f10d1 0.86 1.33 0.06 17.57 0.00 0.00 0.00 0.00 Average: veth2668e5a 15.63 17.42 12.81 3.15 0.00 0.00 0.00 0.00 Average: vethcfa0e70 3.26 3.31 9.38 3.39 0.00 0.00 0.00 0.00 Average: veth39ae66a 31.92 23.34 5.89 4.12 0.00 0.00 0.00 0.00 Average: veth5e8a70d 6.23 6.41 0.69 41.40 0.00 0.00 0.00 0.00 Average: veth201a33b 5.20 6.76 4.52 1.25 0.00 0.00 0.00 0.00 Average: vethd59a659 4.56 6.01 4.16 1.03 0.00 0.00 0.00 0.00 Average: veth68b1c32 6.76 5.20 1.25 4.52 0.00 0.00 0.00 0.00 Average: veth125567e 6.01 4.56 1.03 4.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4740) 08/07/26 _x86_64_ (8 CPU) 09:19:14 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:12 all 9.01 0.00 2.51 9.96 0.07 78.46 09:30:12 0 7.09 0.00 2.37 8.96 0.07 81.51 09:30:12 1 9.16 0.00 2.64 8.87 0.08 79.24 09:30:12 2 10.09 0.00 2.36 9.87 0.07 77.61 09:30:12 3 10.81 0.00 2.74 18.24 0.06 68.15 09:30:12 4 10.25 0.00 2.63 10.64 0.07 76.41 09:30:12 5 7.67 0.00 2.42 7.56 0.06 82.29 09:30:12 6 9.64 0.00 2.40 5.20 0.06 82.69 09:30:12 7 7.36 0.00 2.51 10.30 0.06 79.76 09:40:00 all 13.64 0.00 1.90 3.41 0.10 80.95 09:40:00 0 12.58 0.00 2.18 2.28 0.09 82.86 09:40:00 1 14.70 0.00 2.05 4.48 0.11 78.66 09:40:00 2 13.78 0.00 2.05 6.31 0.11 77.75 09:40:00 3 14.29 0.00 1.91 3.25 0.10 80.46 09:40:00 4 13.74 0.00 1.74 2.71 0.10 81.71 09:40:00 5 13.10 0.00 1.70 3.00 0.09 82.10 09:40:00 6 13.13 0.00 1.77 3.31 0.09 81.70 09:40:00 7 13.82 0.00 1.81 1.94 0.10 82.33 Average: all 11.28 0.00 2.21 6.75 0.08 79.68 Average: 0 9.79 0.00 2.28 5.68 0.08 82.17 Average: 1 11.88 0.00 2.35 6.72 0.10 78.95 Average: 2 11.90 0.00 2.21 8.12 0.09 77.68 Average: 3 12.52 0.00 2.33 10.89 0.08 74.18 Average: 4 11.96 0.00 2.19 6.75 0.08 79.01 Average: 5 10.34 0.00 2.06 5.32 0.08 82.20 Average: 6 11.35 0.00 2.09 4.28 0.08 82.21 Average: 7 10.53 0.00 2.17 6.20 0.08 81.02