---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8719 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: 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 28G 128G 18% / 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 817 9057 4 22216 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:57:81:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.247/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85007sec preferred_lft 85007sec inet6 fe80::f816:3eff:fe57:8117/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:48:33:d0:ab:f6 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::1c48:33ff:fed0:abf6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8719) 07/10/26 _x86_64_ (8 CPU) 23:10:53 LINUX RESTART (8 CPU) 23:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:30:03 274.44 1.80 266.65 6.00 30.10 51154.05 295938.40 Average: 274.44 1.80 266.65 6.00 30.10 51154.05 295938.40 23:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:30:03 8732260 30920920 1283112 3.90 548336 20820608 1931532 5.70 8962216 13531084 517932 Average: 8732260 30920920 1283112 3.90 548336 20820608 1931532 5.70 8962216 13531084 517932 23:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:30:03 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 23:30:03 ens3 137.88 89.71 1321.26 2178.56 0.00 0.00 0.00 0.00 23:30:03 docker0 28.16 46.01 2.20 872.64 0.00 0.00 0.00 0.00 23:30:03 veth93eb73e 21.04 32.93 1.57 667.50 0.00 0.00 0.00 0.05 Average: lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 137.88 89.71 1321.26 2178.56 0.00 0.00 0.00 0.00 Average: docker0 28.16 46.01 2.20 872.64 0.00 0.00 0.00 0.00 Average: veth93eb73e 21.04 32.93 1.57 667.50 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8719) 07/10/26 _x86_64_ (8 CPU) 23:10:53 LINUX RESTART (8 CPU) 23:20:00 CPU %user %nice %system %iowait %steal %idle 23:30:03 all 13.65 0.00 4.02 1.43 0.06 80.84 23:30:03 0 15.49 0.00 4.23 1.08 0.07 79.14 23:30:03 1 11.84 0.02 4.06 1.81 0.05 82.21 23:30:03 2 12.74 0.00 3.46 0.92 0.06 82.82 23:30:03 3 15.11 0.00 4.31 2.02 0.06 78.50 23:30:03 4 14.05 0.00 3.91 1.33 0.06 80.65 23:30:03 5 13.33 0.00 4.26 1.87 0.06 80.48 23:30:03 6 12.59 0.00 3.82 1.29 0.06 82.25 23:30:03 7 14.02 0.00 4.14 1.13 0.06 80.64 Average: all 13.65 0.00 4.02 1.43 0.06 80.84 Average: 0 15.49 0.00 4.23 1.08 0.07 79.14 Average: 1 11.84 0.02 4.06 1.81 0.05 82.21 Average: 2 12.74 0.00 3.46 0.92 0.06 82.82 Average: 3 15.11 0.00 4.31 2.02 0.06 78.50 Average: 4 14.05 0.00 3.91 1.33 0.06 80.65 Average: 5 13.33 0.00 4.26 1.87 0.06 80.48 Average: 6 12.59 0.00 3.82 1.29 0.06 82.25 Average: 7 14.02 0.00 4.14 1.13 0.06 80.64