---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17212 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: 5600.00 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 812 17246 4 14033 30811 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:75:71:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.153/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85466sec preferred_lft 85466sec inet6 fe80::f816:3eff:fe75:711a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:2e:68:56:d3:9b 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::ec2e:68ff:fe56:d39b/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-17212) 09/01/26 _x86_64_ (8 CPU) 15:09:54 LINUX RESTART (8 CPU) 15:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:29 308.30 14.00 280.48 13.82 2005.02 61879.60 73950.31 Average: 308.30 14.00 280.48 13.82 2005.02 61879.60 73950.31 15:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:29 13829448 27857240 4366016 13.29 250632 13628440 12682496 37.40 2956168 15095728 484 Average: 13829448 27857240 4366016 13.29 250632 13628440 12682496 37.40 2956168 15095728 484 15:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:29 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 15:20:29 ens3 237.04 170.50 3830.74 35.70 0.00 0.00 0.00 0.00 15:20:29 docker0 8.63 12.12 0.63 243.56 0.00 0.00 0.00 0.00 15:20:29 br-ac662512cb60 3.15 4.65 0.20 71.67 0.00 0.00 0.00 0.00 15:20:29 veth897fd50 5.82 6.00 0.65 37.09 0.00 0.00 0.00 0.00 15:20:29 veth85626e9 26.77 18.54 4.12 2.98 0.00 0.00 0.00 0.00 15:20:29 veth82202a2 4.26 4.43 0.36 8.70 0.00 0.00 0.00 0.00 15:20:29 veth4b59d1f 9.57 10.30 6.07 2.36 0.00 0.00 0.00 0.00 15:20:29 veth63a41ad 2.93 4.68 0.23 71.62 0.00 0.00 0.00 0.01 15:20:29 veth570f90c 4.13 5.63 4.49 0.78 0.00 0.00 0.00 0.00 15:20:29 veth1cf48ca 4.48 6.02 4.79 0.91 0.00 0.00 0.00 0.00 15:20:29 veth20b8b64 4.28 5.88 4.52 0.89 0.00 0.00 0.00 0.00 15:20:29 vetha77a75b 4.67 6.19 5.31 0.93 0.00 0.00 0.00 0.00 15:20:29 veth31786d0 3.93 5.45 4.41 0.67 0.00 0.00 0.00 0.00 15:20:29 vethc199ef6 10.49 10.92 14.95 4.23 0.00 0.00 0.00 0.00 15:20:29 veth98d4425 7.76 8.22 13.34 3.10 0.00 0.00 0.00 0.00 15:20:29 vethc776a91 1.44 1.23 0.32 0.80 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 237.04 170.50 3830.74 35.70 0.00 0.00 0.00 0.00 Average: docker0 8.63 12.12 0.63 243.56 0.00 0.00 0.00 0.00 Average: br-ac662512cb60 3.15 4.65 0.20 71.67 0.00 0.00 0.00 0.00 Average: veth897fd50 5.82 6.00 0.65 37.09 0.00 0.00 0.00 0.00 Average: veth85626e9 26.77 18.54 4.12 2.98 0.00 0.00 0.00 0.00 Average: veth82202a2 4.26 4.43 0.36 8.70 0.00 0.00 0.00 0.00 Average: veth4b59d1f 9.57 10.30 6.07 2.36 0.00 0.00 0.00 0.00 Average: veth63a41ad 2.93 4.68 0.23 71.62 0.00 0.00 0.00 0.01 Average: veth570f90c 4.13 5.63 4.49 0.78 0.00 0.00 0.00 0.00 Average: veth1cf48ca 4.48 6.02 4.79 0.91 0.00 0.00 0.00 0.00 Average: veth20b8b64 4.28 5.88 4.52 0.89 0.00 0.00 0.00 0.00 Average: vetha77a75b 4.67 6.19 5.31 0.93 0.00 0.00 0.00 0.00 Average: veth31786d0 3.93 5.45 4.41 0.67 0.00 0.00 0.00 0.00 Average: vethc199ef6 10.49 10.92 14.95 4.23 0.00 0.00 0.00 0.00 Average: veth98d4425 7.76 8.22 13.34 3.10 0.00 0.00 0.00 0.00 Average: vethc776a91 1.44 1.23 0.32 0.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17212) 09/01/26 _x86_64_ (8 CPU) 15:09:54 LINUX RESTART (8 CPU) 15:10:00 CPU %user %nice %system %iowait %steal %idle 15:20:29 all 16.66 0.00 3.59 1.24 0.02 78.49 15:20:29 0 15.46 0.00 4.00 1.10 0.02 79.43 15:20:29 1 17.41 0.00 3.97 1.11 0.02 77.48 15:20:29 2 16.67 0.00 3.70 1.10 0.01 78.52 15:20:29 3 16.51 0.00 3.29 1.25 0.02 78.94 15:20:29 4 18.83 0.00 3.60 1.47 0.02 76.08 15:20:29 5 16.76 0.00 3.47 1.15 0.02 78.60 15:20:29 6 16.01 0.00 3.56 1.76 0.02 78.65 15:20:29 7 15.65 0.00 3.13 0.96 0.02 80.24 Average: all 16.66 0.00 3.59 1.24 0.02 78.49 Average: 0 15.46 0.00 4.00 1.10 0.02 79.43 Average: 1 17.41 0.00 3.97 1.11 0.02 77.48 Average: 2 16.67 0.00 3.70 1.10 0.01 78.52 Average: 3 16.51 0.00 3.29 1.25 0.02 78.94 Average: 4 18.83 0.00 3.60 1.47 0.02 76.08 Average: 5 16.76 0.00 3.47 1.15 0.02 78.60 Average: 6 16.01 0.00 3.56 1.76 0.02 78.65 Average: 7 15.65 0.00 3.13 0.96 0.02 80.24