---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11343 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 21G 135G 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 825 16801 4 14464 30798 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:19:86:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.118/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83900sec preferred_lft 83900sec inet6 fe80::f816:3eff:fe19:8664/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:88:67:54:70:94 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::5088:67ff:fe54:7094/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11343) 08/11/26 _x86_64_ (8 CPU) 12:10:32 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 1.89 0.20 1.68 0.02 1.56 22.38 530.11 12:40:01 75.88 3.59 70.71 1.58 320.86 14720.10 9268.34 12:50:01 265.00 2.94 249.12 12.93 375.68 34651.96 65288.89 Average: 114.33 2.24 107.24 4.85 232.84 16475.49 25047.00 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 29667736 31675876 703372 2.14 70616 2271856 1547716 4.56 247752 2677624 4 12:40:01 23533344 30122828 2176980 6.62 136940 6640172 2514172 7.41 1107680 7675116 146160 12:50:01 13485436 27914144 4306712 13.11 261944 14006304 11010132 32.47 3217464 15149652 884 Average: 22228839 29904283 2395688 7.29 156500 7639444 5024007 14.82 1524299 8500797 49016 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 12.10 9.02 7.39 11.53 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 12:40:01 ens3 190.98 115.15 1312.90 32.58 0.00 0.00 0.00 0.00 12:40:01 docker0 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 118.55 70.64 2272.44 12.28 0.00 0.00 0.00 0.00 12:50:01 docker0 8.87 14.15 0.64 254.55 0.00 0.00 0.00 0.00 12:50:01 br-82e2204733d0 1.46 2.54 0.10 34.92 0.00 0.00 0.00 0.00 12:50:01 veth65bfedb 4.50 4.66 0.40 5.14 0.00 0.00 0.00 0.00 12:50:01 veth21d63a8 9.46 9.70 1.04 63.59 0.00 0.00 0.00 0.01 12:50:01 vethe632496 48.88 35.76 11.04 6.69 0.00 0.00 0.00 0.00 12:50:01 vethe1afc6d 24.00 27.10 18.99 5.00 0.00 0.00 0.00 0.00 12:50:01 vethca863cb 1.25 2.60 0.10 34.88 0.00 0.00 0.00 0.00 12:50:01 veth88b7943 7.94 10.32 6.88 2.31 0.00 0.00 0.00 0.00 12:50:01 veth775a8f1 7.76 10.20 6.72 2.30 0.00 0.00 0.00 0.00 12:50:01 vethaedc4e4 8.53 10.88 7.80 2.40 0.00 0.00 0.00 0.00 12:50:01 veth3e3c846 6.73 8.89 6.38 1.42 0.00 0.00 0.00 0.00 12:50:01 vethf6b3331 6.89 9.10 6.06 1.87 0.00 0.00 0.00 0.00 12:50:01 veth82e6c2b 19.85 19.93 23.20 11.20 0.00 0.00 0.00 0.00 12:50:01 veth9ffcef6 20.96 20.66 24.79 10.51 0.00 0.00 0.00 0.00 12:50:01 veth723abf9 2.65 2.25 0.57 1.54 0.00 0.00 0.00 0.00 Average: lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 107.26 64.96 1198.31 18.80 0.00 0.00 0.00 0.00 Average: docker0 2.96 4.72 0.22 84.92 0.00 0.00 0.00 0.00 Average: br-82e2204733d0 0.49 0.85 0.03 11.65 0.00 0.00 0.00 0.00 Average: veth65bfedb 1.50 1.56 0.13 1.71 0.00 0.00 0.00 0.00 Average: veth21d63a8 3.16 3.24 0.35 21.21 0.00 0.00 0.00 0.00 Average: vethe632496 16.31 11.93 3.68 2.23 0.00 0.00 0.00 0.00 Average: vethe1afc6d 8.01 9.04 6.33 1.67 0.00 0.00 0.00 0.00 Average: vethca863cb 0.42 0.87 0.03 11.64 0.00 0.00 0.00 0.00 Average: veth88b7943 2.65 3.44 2.29 0.77 0.00 0.00 0.00 0.00 Average: veth775a8f1 2.59 3.40 2.24 0.77 0.00 0.00 0.00 0.00 Average: vethaedc4e4 2.85 3.63 2.60 0.80 0.00 0.00 0.00 0.00 Average: veth3e3c846 2.24 2.96 2.13 0.47 0.00 0.00 0.00 0.00 Average: vethf6b3331 2.30 3.04 2.02 0.62 0.00 0.00 0.00 0.00 Average: veth82e6c2b 6.62 6.65 7.74 3.73 0.00 0.00 0.00 0.00 Average: veth9ffcef6 6.99 6.89 8.27 3.51 0.00 0.00 0.00 0.00 Average: veth723abf9 0.88 0.75 0.19 0.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11343) 08/11/26 _x86_64_ (8 CPU) 12:10:32 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 0.13 0.00 0.03 0.01 0.01 99.82 12:30:01 0 0.05 0.00 0.03 0.00 0.02 99.91 12:30:01 1 0.03 0.00 0.04 0.00 0.01 99.92 12:30:01 2 0.04 0.00 0.03 0.00 0.01 99.91 12:30:01 3 0.42 0.00 0.02 0.00 0.01 99.54 12:30:01 4 0.15 0.00 0.05 0.04 0.01 99.75 12:30:01 5 0.08 0.00 0.02 0.01 0.01 99.88 12:30:01 6 0.25 0.00 0.02 0.00 0.02 99.71 12:30:01 7 0.01 0.00 0.01 0.01 0.01 99.96 12:40:01 all 5.08 0.00 0.59 0.28 0.02 94.02 12:40:01 0 4.53 0.00 1.04 0.55 0.03 93.85 12:40:01 1 3.35 0.00 0.56 0.22 0.02 95.85 12:40:01 2 5.50 0.00 0.35 0.13 0.04 93.99 12:40:01 3 8.86 0.00 0.68 0.54 0.02 89.89 12:40:01 4 5.14 0.00 0.51 0.09 0.02 94.25 12:40:01 5 3.59 0.00 0.38 0.27 0.03 95.74 12:40:01 6 5.72 0.00 0.62 0.22 0.02 93.41 12:40:01 7 3.94 0.00 0.60 0.24 0.02 95.21 12:50:01 all 14.28 0.00 3.07 1.44 0.09 81.13 12:50:01 0 13.16 0.00 3.12 1.08 0.09 82.56 12:50:01 1 15.21 0.00 3.28 1.37 0.08 80.06 12:50:01 2 14.97 0.00 3.09 1.44 0.09 80.41 12:50:01 3 13.77 0.00 3.02 1.81 0.09 81.32 12:50:01 4 13.26 0.00 2.89 1.19 0.09 82.58 12:50:01 5 13.00 0.00 2.85 1.11 0.08 82.96 12:50:01 6 14.29 0.00 3.03 1.87 0.08 80.73 12:50:01 7 16.59 0.00 3.30 1.62 0.09 78.39 Average: all 6.48 0.00 1.23 0.57 0.04 91.67 Average: 0 5.91 0.00 1.40 0.54 0.04 92.11 Average: 1 6.19 0.00 1.29 0.53 0.04 91.95 Average: 2 6.83 0.00 1.15 0.52 0.05 91.45 Average: 3 7.67 0.00 1.24 0.78 0.04 90.27 Average: 4 6.17 0.00 1.15 0.44 0.04 92.21 Average: 5 5.54 0.00 1.08 0.46 0.04 92.88 Average: 6 6.74 0.00 1.22 0.70 0.04 91.30 Average: 7 6.83 0.00 1.30 0.62 0.04 91.21