---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16898 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 815 17265 4 14010 30808 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:1f:1e:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.95/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85474sec preferred_lft 85474sec inet6 fe80::f816:3eff:fe1f:1eee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:41:32:dc:c9:9c 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::5841:32ff:fedc:c99c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16898) 08/31/26 _x86_64_ (8 CPU) 15:05:56 LINUX RESTART (8 CPU) 15:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:28 173.69 3.01 162.69 7.99 388.56 26282.17 38613.35 Average: 173.69 3.01 162.69 7.99 388.56 26282.17 38613.35 15:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:28 13606476 27647256 4573648 13.92 257260 13634680 12674312 37.38 2920704 15361824 1448 Average: 13606476 27647256 4573648 13.92 257260 13634680 12674312 37.38 2920704 15361824 1448 15:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:28 lo 0.44 0.44 0.04 0.04 0.00 0.00 0.00 0.00 15:20:28 ens3 90.50 50.69 2266.13 7.85 0.00 0.00 0.00 0.00 15:20:28 docker0 5.50 8.37 0.45 145.21 0.00 0.00 0.00 0.00 15:20:28 br-e2efb0d24aa8 3.66 5.73 0.22 71.90 0.00 0.00 0.00 0.00 15:20:28 vethdbd66e1 8.23 8.44 2.96 13.23 0.00 0.00 0.00 0.00 15:20:28 veth3e6e384 57.07 39.75 14.13 7.60 0.00 0.00 0.00 0.00 15:20:28 veth0389f3f 12.00 12.34 1.29 81.53 0.00 0.00 0.00 0.01 15:20:28 vethb383755 27.16 28.58 24.88 5.91 0.00 0.00 0.00 0.00 15:20:28 vetheb47770 9.62 12.77 10.40 3.01 0.00 0.00 0.00 0.00 15:20:28 veth819b72f 10.94 14.32 12.36 3.21 0.00 0.00 0.00 0.00 15:20:28 veth7a03fdc 9.58 12.84 10.40 3.00 0.00 0.00 0.00 0.00 15:20:28 veth9e95f82 7.84 10.68 8.90 1.49 0.00 0.00 0.00 0.00 15:20:28 veth2462d98 3.41 5.76 0.25 71.85 0.00 0.00 0.00 0.01 15:20:28 vetha0d6f4f 8.68 11.75 9.53 2.74 0.00 0.00 0.00 0.00 15:20:28 vethb650b95 18.40 19.30 27.76 9.07 0.00 0.00 0.00 0.00 15:20:28 veth103c739 26.60 27.51 31.04 19.23 0.00 0.00 0.00 0.00 15:20:28 vethb0e98e6 4.53 3.85 0.81 4.54 0.00 0.00 0.00 0.00 Average: lo 0.44 0.44 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 90.50 50.69 2266.13 7.85 0.00 0.00 0.00 0.00 Average: docker0 5.50 8.37 0.45 145.21 0.00 0.00 0.00 0.00 Average: br-e2efb0d24aa8 3.66 5.73 0.22 71.90 0.00 0.00 0.00 0.00 Average: vethdbd66e1 8.23 8.44 2.96 13.23 0.00 0.00 0.00 0.00 Average: veth3e6e384 57.07 39.75 14.13 7.60 0.00 0.00 0.00 0.00 Average: veth0389f3f 12.00 12.34 1.29 81.53 0.00 0.00 0.00 0.01 Average: vethb383755 27.16 28.58 24.88 5.91 0.00 0.00 0.00 0.00 Average: vetheb47770 9.62 12.77 10.40 3.01 0.00 0.00 0.00 0.00 Average: veth819b72f 10.94 14.32 12.36 3.21 0.00 0.00 0.00 0.00 Average: veth7a03fdc 9.58 12.84 10.40 3.00 0.00 0.00 0.00 0.00 Average: veth9e95f82 7.84 10.68 8.90 1.49 0.00 0.00 0.00 0.00 Average: veth2462d98 3.41 5.76 0.25 71.85 0.00 0.00 0.00 0.01 Average: vetha0d6f4f 8.68 11.75 9.53 2.74 0.00 0.00 0.00 0.00 Average: vethb650b95 18.40 19.30 27.76 9.07 0.00 0.00 0.00 0.00 Average: veth103c739 26.60 27.51 31.04 19.23 0.00 0.00 0.00 0.00 Average: vethb0e98e6 4.53 3.85 0.81 4.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16898) 08/31/26 _x86_64_ (8 CPU) 15:05:56 LINUX RESTART (8 CPU) 15:10:02 CPU %user %nice %system %iowait %steal %idle 15:20:28 all 16.16 0.00 2.88 0.63 0.02 80.31 15:20:28 0 15.59 0.00 3.14 0.36 0.02 80.89 15:20:28 1 15.99 0.00 3.07 1.02 0.02 79.91 15:20:28 2 15.98 0.00 3.19 0.92 0.02 79.89 15:20:28 3 16.32 0.00 2.77 0.30 0.02 80.59 15:20:28 4 15.07 0.00 2.65 0.43 0.02 81.83 15:20:28 5 15.96 0.00 2.56 0.45 0.01 81.01 15:20:28 6 16.42 0.00 2.72 1.07 0.02 79.77 15:20:28 7 17.99 0.00 2.93 0.45 0.02 78.61 Average: all 16.16 0.00 2.88 0.63 0.02 80.31 Average: 0 15.59 0.00 3.14 0.36 0.02 80.89 Average: 1 15.99 0.00 3.07 1.02 0.02 79.91 Average: 2 15.98 0.00 3.19 0.92 0.02 79.89 Average: 3 16.32 0.00 2.77 0.30 0.02 80.59 Average: 4 15.07 0.00 2.65 0.43 0.02 81.83 Average: 5 15.96 0.00 2.56 0.45 0.01 81.01 Average: 6 16.42 0.00 2.72 1.07 0.02 79.77 Average: 7 17.99 0.00 2.93 0.45 0.02 78.61