---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39 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 841 12156 4 19093 30782 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:fc:43:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.11/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84376sec preferred_lft 84376sec inet6 fe80::f816:3eff:fefc:4301/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:ee:a1:bf:59:46 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::ecee:a1ff:febf:5946/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-39) 07/22/26 _x86_64_ (8 CPU) 08:25:01 LINUX RESTART (8 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 337.64 0.79 324.62 12.23 57.74 51779.77 74552.38 08:50:01 11.02 0.11 10.63 0.28 4.12 352.62 2521.99 Average: 174.34 0.45 167.64 6.25 30.93 26067.91 38539.59 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 1915228 21676644 10475644 31.88 604980 18254428 16735332 49.35 4792028 22479676 568 08:50:01 257760 20082740 12066960 36.72 606140 18309752 18013624 53.12 4852284 24045396 572 Average: 1086494 20879692 11271302 34.30 605560 18282090 17374478 51.24 4822156 23262536 570 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 0.84 0.84 0.07 0.07 0.00 0.00 0.00 0.00 08:40:01 ens3 443.97 269.63 2975.58 87.01 0.00 0.00 0.00 0.00 08:40:01 docker0 36.27 67.16 2.45 751.47 0.00 0.00 0.00 0.00 08:40:01 br-abee32607a2e 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 08:40:01 veth0b5db58 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:40:01 veth8629ddc 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:40:01 vetheca411c 0.09 0.17 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 vethbf42173 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:40:01 veth9a356a7 6.48 6.18 4.42 1.28 0.00 0.00 0.00 0.00 08:40:01 vethdb1abb5 0.81 0.84 0.10 0.91 0.00 0.00 0.00 0.00 08:40:01 vethda6691f 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 veth72fd855 0.39 0.40 0.05 0.55 0.00 0.00 0.00 0.00 08:50:01 lo 3.78 3.78 13.64 13.64 0.00 0.00 0.00 0.00 08:50:01 ens3 6.34 4.92 2.89 3.42 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 br-abee32607a2e 2.03 1.89 13.12 0.55 0.00 0.00 0.00 0.00 08:50:01 veth0b5db58 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 08:50:01 veth8629ddc 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 vetheca411c 0.52 0.33 0.07 0.38 0.00 0.00 0.00 0.00 08:50:01 vethbf42173 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 veth9a356a7 193.19 207.40 135.76 98.38 0.00 0.00 0.00 0.01 08:50:01 vethdb1abb5 111.32 103.86 79.57 54.95 0.00 0.00 0.00 0.01 08:50:01 veth72fd855 102.35 94.95 47.22 84.12 0.00 0.00 0.00 0.01 Average: lo 2.31 2.31 6.85 6.85 0.00 0.00 0.00 0.00 Average: ens3 225.17 137.29 1489.33 45.22 0.00 0.00 0.00 0.00 Average: docker0 18.14 33.58 1.23 375.76 0.00 0.00 0.00 0.00 Average: br-abee32607a2e 1.16 1.08 6.56 0.29 0.00 0.00 0.00 0.00 Average: veth0b5db58 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth8629ddc 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetheca411c 0.30 0.25 0.04 0.20 0.00 0.00 0.00 0.00 Average: vethbf42173 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9a356a7 99.83 106.78 70.09 49.82 0.00 0.00 0.00 0.01 Average: vethdb1abb5 56.06 52.35 39.83 27.93 0.00 0.00 0.00 0.00 Average: veth72fd855 51.37 47.67 23.63 42.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-39) 07/22/26 _x86_64_ (8 CPU) 08:25:01 LINUX RESTART (8 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 34.35 0.03 4.47 1.28 0.11 59.76 08:40:01 0 32.20 0.02 3.82 0.87 0.11 62.98 08:40:01 1 31.29 0.01 4.61 2.24 0.11 61.74 08:40:01 2 34.50 0.04 4.76 1.56 0.11 59.03 08:40:01 3 35.35 0.02 4.38 1.37 0.10 58.78 08:40:01 4 37.50 0.04 4.63 1.03 0.15 56.66 08:40:01 5 35.31 0.04 4.21 0.72 0.11 59.61 08:40:01 6 32.61 0.03 4.40 0.85 0.11 61.99 08:40:01 7 36.04 0.03 4.95 1.56 0.11 57.32 08:50:01 all 8.03 0.00 1.14 0.08 0.06 90.69 08:50:01 0 7.73 0.00 1.20 0.04 0.06 90.97 08:50:01 1 7.97 0.00 1.21 0.03 0.07 90.72 08:50:01 2 8.14 0.00 1.16 0.05 0.07 90.58 08:50:01 3 7.96 0.00 1.08 0.04 0.06 90.86 08:50:01 4 7.94 0.00 1.09 0.04 0.06 90.86 08:50:01 5 7.61 0.00 1.14 0.28 0.06 90.91 08:50:01 6 6.87 0.00 1.00 0.17 0.06 91.91 08:50:01 7 9.97 0.00 1.24 0.02 0.06 88.71 Average: all 21.20 0.01 2.81 0.68 0.09 75.22 Average: 0 19.99 0.01 2.51 0.45 0.09 76.95 Average: 1 19.63 0.01 2.91 1.14 0.09 76.23 Average: 2 21.33 0.02 2.96 0.80 0.09 74.80 Average: 3 21.64 0.01 2.73 0.70 0.08 74.83 Average: 4 22.74 0.02 2.86 0.54 0.10 73.74 Average: 5 21.48 0.02 2.68 0.50 0.09 75.23 Average: 6 19.74 0.01 2.70 0.51 0.08 76.95 Average: 7 23.02 0.01 3.10 0.79 0.08 73.00