---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1941 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 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 883 12018 4 19189 30741 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:f6:d4:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.51/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84246sec preferred_lft 84246sec inet6 fe80::f816:3eff:fef6:d456/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:d2:40:18:61:dd 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::6cd2:40ff:fe18:61dd/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-1941) 06/24/26 _x86_64_ (8 CPU) 11:12:55 LINUX RESTART (8 CPU) 11:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:11 281.82 0.48 270.78 10.55 24.66 48147.33 67448.65 11:40:01 10.87 0.12 10.46 0.29 5.30 367.62 989.51 Average: 148.77 0.31 142.95 5.51 15.15 24683.94 34812.26 11:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:11 2380684 22069880 10082344 30.68 600348 18191064 16304996 48.08 4871236 21908200 344 11:40:01 666480 20419708 11730700 35.70 601628 18248272 17614604 51.94 4930300 23558988 388 Average: 1523582 21244794 10906522 33.19 600988 18219668 16959800 50.01 4900768 22733594 366 11:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:11 lo 0.68 0.68 0.05 0.05 0.00 0.00 0.00 0.00 11:30:11 ens3 403.75 231.92 2456.47 84.74 0.00 0.00 0.00 0.00 11:30:11 docker0 20.50 39.84 1.24 723.89 0.00 0.00 0.00 0.00 11:30:11 br-6b31292dc699 0.32 0.29 0.01 0.02 0.00 0.00 0.00 0.00 11:30:11 vetha973a87 6.42 6.11 4.37 1.25 0.00 0.00 0.00 0.00 11:30:11 vethfde8941 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 11:30:11 veth0ffbde9 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:30:11 vetha7d67b0 0.12 0.18 0.01 0.01 0.00 0.00 0.00 0.00 11:30:11 veth0d730bf 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:30:11 veth80beca7 0.93 0.96 0.11 0.91 0.00 0.00 0.00 0.00 11:30:11 vethee2ad9b 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 11:30:11 vethd1e3ac9 0.47 0.47 0.06 0.60 0.00 0.00 0.00 0.00 11:40:01 lo 3.99 3.99 14.23 14.23 0.00 0.00 0.00 0.00 11:40:01 ens3 6.08 3.76 2.57 2.49 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 br-6b31292dc699 2.16 2.03 13.68 0.59 0.00 0.00 0.00 0.00 11:40:01 vetha973a87 204.67 219.83 144.53 103.61 0.00 0.00 0.00 0.01 11:40:01 vethfde8941 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 veth0ffbde9 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 vetha7d67b0 0.51 0.32 0.07 0.39 0.00 0.00 0.00 0.00 11:40:01 veth0d730bf 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 11:40:01 veth80beca7 113.82 106.08 81.29 56.42 0.00 0.00 0.00 0.01 11:40:01 vethd1e3ac9 112.49 104.41 51.54 91.49 0.00 0.00 0.00 0.01 Average: lo 2.31 2.31 7.02 7.02 0.00 0.00 0.00 0.00 Average: ens3 208.46 119.88 1251.43 44.35 0.00 0.00 0.00 0.00 Average: docker0 10.43 20.27 0.63 368.41 0.00 0.00 0.00 0.00 Average: br-6b31292dc699 1.22 1.14 6.72 0.30 0.00 0.00 0.00 0.00 Average: vetha973a87 103.77 111.07 73.19 51.51 0.00 0.00 0.00 0.01 Average: vethfde8941 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0ffbde9 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha7d67b0 0.31 0.25 0.04 0.20 0.00 0.00 0.00 0.00 Average: veth0d730bf 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth80beca7 56.36 52.58 39.97 28.17 0.00 0.00 0.00 0.00 Average: vethd1e3ac9 55.48 51.51 25.34 45.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-1941) 06/24/26 _x86_64_ (8 CPU) 11:12:55 LINUX RESTART (8 CPU) 11:20:00 CPU %user %nice %system %iowait %steal %idle 11:30:11 all 20.74 0.02 4.02 3.91 0.09 71.22 11:30:11 0 21.06 0.02 4.18 3.49 0.10 71.15 11:30:11 1 24.95 0.02 4.59 5.75 0.10 64.59 11:30:11 2 18.26 0.03 3.94 4.00 0.09 73.68 11:30:11 3 19.93 0.02 3.75 2.20 0.09 74.02 11:30:11 4 21.61 0.02 3.64 4.91 0.09 69.72 11:30:11 5 21.63 0.03 4.38 3.90 0.10 69.96 11:30:11 6 18.22 0.04 4.01 5.29 0.09 72.35 11:30:11 7 20.22 0.01 3.68 1.74 0.09 74.26 11:40:01 all 8.14 0.00 1.18 0.08 0.07 90.52 11:40:01 0 7.55 0.00 1.20 0.12 0.06 91.07 11:40:01 1 8.16 0.00 1.25 0.33 0.08 90.17 11:40:01 2 8.89 0.00 1.28 0.03 0.07 89.72 11:40:01 3 8.29 0.00 1.26 0.04 0.07 90.33 11:40:01 4 7.89 0.00 1.10 0.06 0.06 90.89 11:40:01 5 7.49 0.00 1.06 0.04 0.06 91.36 11:40:01 6 8.59 0.00 1.20 0.03 0.07 90.12 11:40:01 7 8.29 0.00 1.11 0.02 0.06 90.52 Average: all 14.56 0.01 2.63 2.03 0.08 80.69 Average: 0 14.44 0.01 2.72 1.84 0.08 80.92 Average: 1 16.71 0.01 2.95 3.09 0.09 77.15 Average: 2 13.66 0.02 2.63 2.05 0.08 81.55 Average: 3 14.22 0.01 2.53 1.14 0.08 82.02 Average: 4 14.88 0.01 2.40 2.53 0.08 80.10 Average: 5 14.70 0.02 2.75 2.01 0.08 80.45 Average: 6 13.49 0.02 2.63 2.71 0.08 81.07 Average: 7 14.37 0.01 2.42 0.90 0.08 82.24