---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4685 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 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 965 16324 4 14803 30659 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:90:b5:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.21/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84499sec preferred_lft 84499sec inet6 fe80::f816:3eff:fe90:b542/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:c5:44:fd:96:a8 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::3cc5:44ff:fefd:96a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4685) 05/29/26 _x86_64_ (8 CPU) 08:15:54 LINUX RESTART (8 CPU) 08:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:01 188.25 2.38 177.24 8.63 273.97 32208.67 68831.73 08:40:01 103.47 1.41 97.93 4.13 194.25 24578.05 1591.12 Average: 145.86 1.89 137.59 6.38 234.11 28393.36 35211.43 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:01 22685292 31532600 758592 2.31 174996 8775720 1669708 4.92 2532640 7039192 1388 08:40:01 13025324 27803740 4418920 13.45 252996 14373604 11021248 32.50 3437248 15419644 348 Average: 17855308 29668170 2588756 7.88 213996 11574662 6345478 18.71 2984944 11229418 868 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:01 lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 08:30:01 ens3 135.92 91.92 1092.86 24.59 0.00 0.00 0.00 0.00 08:30:01 docker0 5.34 9.32 0.29 105.04 0.00 0.00 0.00 0.00 08:40:01 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 08:40:01 ens3 108.79 65.82 2737.78 11.56 0.00 0.00 0.00 0.00 08:40:01 docker0 3.55 5.55 0.36 144.88 0.00 0.00 0.00 0.00 08:40:01 br-28d77ac2bd7f 1.54 3.54 0.11 36.56 0.00 0.00 0.00 0.00 08:40:01 veth671dba1 11.00 12.59 6.73 2.38 0.00 0.00 0.00 0.00 08:40:01 vethf27cf24 47.85 38.75 5.90 5.79 0.00 0.00 0.00 0.00 08:40:01 veth026d87a 9.53 9.73 1.07 60.78 0.00 0.00 0.00 0.00 08:40:01 veth0091552 2.93 3.04 0.26 3.26 0.00 0.00 0.00 0.00 08:40:01 vethaa1f840 1.31 3.56 0.11 36.53 0.00 0.00 0.00 0.00 08:40:01 vethb023aca 8.40 9.99 6.98 1.28 0.00 0.00 0.00 0.00 08:40:01 veth746db58 8.41 9.91 6.69 1.27 0.00 0.00 0.00 0.00 08:40:01 veth6cdfe11 7.66 9.13 6.24 1.07 0.00 0.00 0.00 0.00 08:40:01 vethc229e77 8.17 9.71 6.38 1.24 0.00 0.00 0.00 0.00 08:40:01 veth641f389 7.58 9.13 6.26 1.11 0.00 0.00 0.00 0.00 08:40:01 vethc1cc77c 12.73 13.18 20.23 4.23 0.00 0.00 0.00 0.00 08:40:01 vetha24251b 11.90 12.44 20.30 4.10 0.00 0.00 0.00 0.00 08:40:01 veth292ce57 1.49 1.27 0.29 0.89 0.00 0.00 0.00 0.00 Average: lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 122.35 78.87 1915.32 18.08 0.00 0.00 0.00 0.00 Average: docker0 4.45 7.44 0.33 124.96 0.00 0.00 0.00 0.00 Average: br-28d77ac2bd7f 0.77 1.77 0.05 18.28 0.00 0.00 0.00 0.00 Average: veth671dba1 5.50 6.30 3.36 1.19 0.00 0.00 0.00 0.00 Average: vethf27cf24 23.93 19.37 2.95 2.89 0.00 0.00 0.00 0.00 Average: veth026d87a 4.76 4.87 0.54 30.39 0.00 0.00 0.00 0.00 Average: veth0091552 1.46 1.52 0.13 1.63 0.00 0.00 0.00 0.00 Average: vethaa1f840 0.66 1.78 0.06 18.26 0.00 0.00 0.00 0.00 Average: vethb023aca 4.20 5.00 3.49 0.64 0.00 0.00 0.00 0.00 Average: veth746db58 4.21 4.96 3.35 0.64 0.00 0.00 0.00 0.00 Average: veth6cdfe11 3.83 4.57 3.12 0.53 0.00 0.00 0.00 0.00 Average: vethc229e77 4.08 4.85 3.19 0.62 0.00 0.00 0.00 0.00 Average: veth641f389 3.79 4.57 3.13 0.56 0.00 0.00 0.00 0.00 Average: vethc1cc77c 6.36 6.59 10.12 2.12 0.00 0.00 0.00 0.00 Average: vetha24251b 5.95 6.22 10.15 2.05 0.00 0.00 0.00 0.00 Average: veth292ce57 0.74 0.64 0.14 0.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4685) 05/29/26 _x86_64_ (8 CPU) 08:15:54 LINUX RESTART (8 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:30:01 all 5.64 0.00 1.71 9.88 0.06 82.70 08:30:01 0 5.82 0.00 1.61 11.68 0.06 80.83 08:30:01 1 4.93 0.00 2.06 12.65 0.07 80.29 08:30:01 2 4.46 0.00 1.86 7.71 0.06 85.91 08:30:01 3 7.87 0.00 1.67 9.97 0.07 80.42 08:30:01 4 6.47 0.00 1.65 5.37 0.06 86.46 08:30:01 5 5.45 0.00 1.83 7.67 0.07 84.98 08:30:01 6 6.19 0.00 1.40 11.70 0.06 80.65 08:30:01 7 3.95 0.00 1.57 12.33 0.06 82.09 08:40:01 all 13.52 0.00 2.36 7.35 0.13 76.64 08:40:01 0 12.96 0.00 2.38 7.59 0.12 76.94 08:40:01 1 13.04 0.00 2.40 3.63 0.12 80.80 08:40:01 2 14.20 0.00 2.35 3.83 0.12 79.51 08:40:01 3 12.91 0.00 2.53 8.59 0.13 75.83 08:40:01 4 14.84 0.00 2.48 16.91 0.16 65.61 08:40:01 5 13.69 0.00 2.34 5.62 0.14 78.21 08:40:01 6 13.72 0.00 2.41 8.52 0.12 75.23 08:40:01 7 12.76 0.00 1.99 4.15 0.11 80.99 Average: all 9.57 0.00 2.03 8.62 0.10 79.68 Average: 0 9.39 0.00 2.00 9.63 0.09 78.89 Average: 1 8.98 0.00 2.23 8.15 0.10 80.54 Average: 2 9.32 0.00 2.11 5.77 0.09 82.71 Average: 3 10.39 0.00 2.10 9.28 0.10 78.13 Average: 4 10.64 0.00 2.06 11.12 0.11 76.07 Average: 5 9.56 0.00 2.08 6.65 0.10 81.60 Average: 6 9.95 0.00 1.90 10.11 0.09 77.95 Average: 7 8.35 0.00 1.78 8.25 0.09 81.54