---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13401 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 26G 130G 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 818 12138 4 19135 30806 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:04:b2:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.97/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84527sec preferred_lft 84527sec inet6 fe80::f816:3eff:fe04:b2ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:49:2f:69:18:54 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::6c49:2fff:fe69:1854/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13401) 08/18/26 _x86_64_ (8 CPU) 09:02:02 LINUX RESTART (8 CPU) 09:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:01 180.95 0.33 173.57 7.04 15.31 32712.83 46658.07 09:30:08 11.37 0.17 10.89 0.31 6.10 467.25 5930.46 Average: 95.78 0.25 91.87 3.66 10.69 16517.73 26202.93 09:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 698928 20975936 11175584 34.01 593996 18775616 17098260 50.42 4770840 23706436 1116 09:30:08 276992 20001960 12148716 36.97 575356 18245780 18104924 53.39 4738732 24138532 516 Average: 487960 20488948 11662150 35.49 584676 18510698 17601592 51.91 4754786 23922484 816 09:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 0.66 0.66 0.05 0.05 0.00 0.00 0.00 0.00 09:20:01 ens3 92.82 53.99 2098.34 9.37 0.00 0.00 0.00 0.00 09:20:01 docker0 10.44 24.74 0.63 526.47 0.00 0.00 0.00 0.00 09:20:01 br-fa6ddf3f451d 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 09:20:01 veth7e81780 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:20:01 veth5af5ab9 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:20:01 veth662843c 55.05 58.44 23.03 29.38 0.00 0.00 0.00 0.00 09:20:01 vethf0a00ce 0.43 0.41 0.05 0.23 0.00 0.00 0.00 0.00 09:20:01 veth0b7aec1 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:20:01 veth46e674a 54.09 50.34 40.46 19.64 0.00 0.00 0.00 0.00 09:20:01 vetha589a2c 0.87 1.56 0.89 12.08 0.00 0.00 0.00 0.00 09:20:01 veth58cc3b8 1.88 1.49 0.25 1.51 0.00 0.00 0.00 0.00 09:30:08 lo 9.89 9.89 53.12 53.12 0.00 0.00 0.00 0.00 09:30:08 ens3 12.58 9.87 4.33 4.40 0.00 0.00 0.00 0.00 09:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:08 br-fa6ddf3f451d 5.69 5.32 52.11 1.14 0.00 0.00 0.00 0.00 09:30:08 veth7e81780 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 09:30:08 veth5af5ab9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:08 veth662843c 329.44 354.69 267.10 157.71 0.00 0.00 0.00 0.02 09:30:08 vethf0a00ce 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 09:30:08 veth0b7aec1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:08 veth46e674a 118.56 109.93 101.98 74.81 0.00 0.00 0.00 0.01 09:30:08 veth58cc3b8 244.80 227.96 112.26 196.50 0.00 0.00 0.00 0.02 Average: lo 5.29 5.29 26.71 26.71 0.00 0.00 0.00 0.00 Average: ens3 52.52 31.83 1046.64 6.87 0.00 0.00 0.00 0.00 Average: docker0 5.20 12.31 0.31 262.05 0.00 0.00 0.00 0.00 Average: br-fa6ddf3f451d 3.00 2.81 26.18 0.58 0.00 0.00 0.00 0.00 Average: veth7e81780 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth5af5ab9 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth662843c 192.86 207.23 145.61 93.83 0.00 0.00 0.00 0.01 Average: vethf0a00ce 0.42 0.31 0.06 0.29 0.00 0.00 0.00 0.00 Average: veth0b7aec1 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth46e674a 86.47 80.27 71.36 47.35 0.00 0.00 0.00 0.01 Average: veth58cc3b8 123.88 115.23 56.51 99.44 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13401) 08/18/26 _x86_64_ (8 CPU) 09:02:02 LINUX RESTART (8 CPU) 09:10:00 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 12.63 0.03 2.65 0.53 0.07 84.09 09:20:01 0 12.12 0.02 2.97 0.83 0.07 84.00 09:20:01 1 12.02 0.03 2.61 0.71 0.07 84.57 09:20:01 2 11.72 0.03 2.64 0.28 0.07 85.26 09:20:01 3 12.25 0.02 2.45 0.45 0.07 84.77 09:20:01 4 12.11 0.01 2.73 0.52 0.06 84.56 09:20:01 5 12.98 0.01 2.54 0.51 0.07 83.89 09:20:01 6 15.43 0.05 2.78 0.33 0.08 81.33 09:20:01 7 12.45 0.04 2.47 0.64 0.07 84.33 09:30:08 all 7.02 0.00 1.44 0.02 0.07 91.44 09:30:08 0 6.81 0.00 1.91 0.01 0.07 91.20 09:30:08 1 6.57 0.00 1.44 0.01 0.07 91.90 09:30:08 2 6.65 0.00 1.30 0.05 0.07 91.92 09:30:08 3 7.69 0.00 1.45 0.01 0.07 90.77 09:30:08 4 7.00 0.00 1.36 0.00 0.08 91.56 09:30:08 5 7.07 0.00 1.32 0.04 0.08 91.49 09:30:08 6 7.92 0.00 1.38 0.01 0.08 90.60 09:30:08 7 6.44 0.00 1.36 0.03 0.07 92.10 Average: all 9.82 0.01 2.04 0.28 0.07 87.78 Average: 0 9.45 0.01 2.44 0.42 0.07 87.62 Average: 1 9.29 0.01 2.02 0.36 0.07 88.25 Average: 2 9.18 0.02 1.96 0.17 0.07 88.60 Average: 3 9.96 0.01 1.95 0.23 0.07 87.78 Average: 4 9.55 0.01 2.04 0.26 0.07 88.07 Average: 5 10.02 0.01 1.93 0.27 0.07 87.70 Average: 6 11.66 0.02 2.08 0.17 0.08 85.98 Average: 7 9.44 0.02 1.91 0.34 0.07 88.22