---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1085 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 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 22G 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 824 16153 4 15113 30799 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:e7:2c:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.84/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85431sec preferred_lft 85431sec inet6 fe80::f816:3eff:fee7:2c51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:4f:7b:da:bb:2f 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::d84f:7bff:feda:bb2f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1085) 07/22/26 _x86_64_ (8 CPU) 23:08:25 LINUX RESTART (8 CPU) 23:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:21 301.70 5.25 281.64 14.81 590.49 50124.86 65769.59 Average: 301.70 5.25 281.64 14.81 590.49 50124.86 65769.59 23:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:21 12882144 27975696 4245576 12.92 261508 14649460 11194628 33.01 3417344 15543116 1036 Average: 12882144 27975696 4245576 12.92 261508 14649460 11194628 33.01 3417344 15543116 1036 23:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:21 lo 0.94 0.94 0.09 0.09 0.00 0.00 0.00 0.00 23:20:21 ens3 291.51 181.14 3953.22 41.26 0.00 0.00 0.00 0.00 23:20:21 docker0 9.57 14.86 0.68 246.85 0.00 0.00 0.00 0.00 23:20:21 br-16efc6548926 2.18 3.29 0.14 33.72 0.00 0.00 0.00 0.00 23:20:21 veth2bd1391 12.50 14.51 7.92 2.85 0.00 0.00 0.00 0.00 23:20:21 vethced52c5 2.99 3.13 0.27 3.04 0.00 0.00 0.00 0.00 23:20:21 vethc90ffff 31.23 22.84 4.68 3.79 0.00 0.00 0.00 0.00 23:20:21 veth4ef3e0e 6.30 6.47 0.71 40.80 0.00 0.00 0.00 0.00 23:20:21 vethc99d35c 4.56 6.04 4.24 0.82 0.00 0.00 0.00 0.00 23:20:21 veth4473cf7 5.15 6.68 4.38 1.02 0.00 0.00 0.00 0.00 23:20:21 veth1d80a21 4.98 6.58 4.51 1.00 0.00 0.00 0.00 0.00 23:20:21 veth6f6d293 5.19 6.77 4.99 1.03 0.00 0.00 0.00 0.00 23:20:21 vethf1f9a91 1.98 3.34 0.15 33.68 0.00 0.00 0.00 0.00 23:20:21 veth5408ed8 4.45 5.92 4.09 0.82 0.00 0.00 0.00 0.00 23:20:21 vetha23eac6 12.95 12.79 14.69 5.31 0.00 0.00 0.00 0.00 23:20:21 veth96164d1 10.25 10.31 14.38 3.94 0.00 0.00 0.00 0.00 23:20:21 veth44903d4 1.64 1.40 0.38 0.91 0.00 0.00 0.00 0.00 Average: lo 0.94 0.94 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 291.51 181.14 3953.22 41.26 0.00 0.00 0.00 0.00 Average: docker0 9.57 14.86 0.68 246.85 0.00 0.00 0.00 0.00 Average: br-16efc6548926 2.18 3.29 0.14 33.72 0.00 0.00 0.00 0.00 Average: veth2bd1391 12.50 14.51 7.92 2.85 0.00 0.00 0.00 0.00 Average: vethced52c5 2.99 3.13 0.27 3.04 0.00 0.00 0.00 0.00 Average: vethc90ffff 31.23 22.84 4.68 3.79 0.00 0.00 0.00 0.00 Average: veth4ef3e0e 6.30 6.47 0.71 40.80 0.00 0.00 0.00 0.00 Average: vethc99d35c 4.56 6.04 4.24 0.82 0.00 0.00 0.00 0.00 Average: veth4473cf7 5.15 6.68 4.38 1.02 0.00 0.00 0.00 0.00 Average: veth1d80a21 4.98 6.58 4.51 1.00 0.00 0.00 0.00 0.00 Average: veth6f6d293 5.19 6.77 4.99 1.03 0.00 0.00 0.00 0.00 Average: vethf1f9a91 1.98 3.34 0.15 33.68 0.00 0.00 0.00 0.00 Average: veth5408ed8 4.45 5.92 4.09 0.82 0.00 0.00 0.00 0.00 Average: vetha23eac6 12.95 12.79 14.69 5.31 0.00 0.00 0.00 0.00 Average: veth96164d1 10.25 10.31 14.38 3.94 0.00 0.00 0.00 0.00 Average: veth44903d4 1.64 1.40 0.38 0.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1085) 07/22/26 _x86_64_ (8 CPU) 23:08:25 LINUX RESTART (8 CPU) 23:10:01 CPU %user %nice %system %iowait %steal %idle 23:20:21 all 17.45 0.00 3.48 2.19 0.10 76.78 23:20:21 0 17.80 0.00 3.39 1.52 0.10 77.19 23:20:21 1 16.71 0.00 3.64 2.20 0.10 77.36 23:20:21 2 17.04 0.00 3.58 2.62 0.10 76.66 23:20:21 3 17.65 0.00 3.59 2.45 0.10 76.21 23:20:21 4 18.52 0.00 3.39 1.94 0.11 76.04 23:20:21 5 16.58 0.00 3.44 2.07 0.10 77.81 23:20:21 6 15.83 0.00 3.25 2.23 0.09 78.59 23:20:21 7 19.48 0.00 3.54 2.53 0.10 74.35 Average: all 17.45 0.00 3.48 2.19 0.10 76.78 Average: 0 17.80 0.00 3.39 1.52 0.10 77.19 Average: 1 16.71 0.00 3.64 2.20 0.10 77.36 Average: 2 17.04 0.00 3.58 2.62 0.10 76.66 Average: 3 17.65 0.00 3.59 2.45 0.10 76.21 Average: 4 18.52 0.00 3.39 1.94 0.11 76.04 Average: 5 16.58 0.00 3.44 2.07 0.10 77.81 Average: 6 15.83 0.00 3.25 2.23 0.09 78.59 Average: 7 19.48 0.00 3.54 2.53 0.10 74.35