---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6375 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 23G 133G 15% / 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 826 14421 4 16844 30798 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:e3:8f:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.113/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84683sec preferred_lft 84683sec inet6 fe80::f816:3eff:fee3:8f84/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:6d:56:14:34:d6 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::786d:56ff:fe14:34d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6375) 07/07/26 _x86_64_ (8 CPU) 18:40:37 LINUX RESTART (8 CPU) 18:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:01 205.62 1.22 198.28 6.12 15.10 40967.34 232890.62 Average: 205.62 1.22 198.28 6.12 15.10 40967.34 232890.62 18:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:01 15723572 31090792 1152512 3.51 401452 14547424 1793984 5.29 6284212 9687244 1796312 Average: 15723572 31090792 1152512 3.51 401452 14547424 1793984 5.29 6284212 9687244 1796312 18:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 19:00:01 ens3 150.34 106.41 1632.96 2141.39 0.00 0.00 0.00 0.00 19:00:01 docker0 36.93 57.58 2.53 629.56 0.00 0.00 0.00 0.00 19:00:01 veth96b7ec9 29.02 43.82 1.93 421.14 0.00 0.00 0.00 0.03 Average: lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 150.34 106.41 1632.96 2141.39 0.00 0.00 0.00 0.00 Average: docker0 36.93 57.58 2.53 629.56 0.00 0.00 0.00 0.00 Average: veth96b7ec9 29.02 43.82 1.93 421.14 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6375) 07/07/26 _x86_64_ (8 CPU) 18:40:37 LINUX RESTART (8 CPU) 18:50:08 CPU %user %nice %system %iowait %steal %idle 19:00:01 all 5.96 0.00 2.51 3.35 0.06 88.12 19:00:01 0 6.41 0.00 2.26 2.35 0.05 88.92 19:00:01 1 6.33 0.00 2.80 2.50 0.06 88.31 19:00:01 2 5.76 0.00 2.23 3.12 0.06 88.83 19:00:01 3 5.27 0.00 2.82 2.74 0.06 89.11 19:00:01 4 6.96 0.00 2.65 7.88 0.07 82.43 19:00:01 5 6.00 0.00 2.38 2.48 0.06 89.08 19:00:01 6 6.08 0.00 2.48 1.26 0.05 90.12 19:00:01 7 4.88 0.00 2.47 4.49 0.06 88.11 Average: all 5.96 0.00 2.51 3.35 0.06 88.12 Average: 0 6.41 0.00 2.26 2.35 0.05 88.92 Average: 1 6.33 0.00 2.80 2.50 0.06 88.31 Average: 2 5.76 0.00 2.23 3.12 0.06 88.83 Average: 3 5.27 0.00 2.82 2.74 0.06 89.11 Average: 4 6.96 0.00 2.65 7.88 0.07 82.43 Average: 5 6.00 0.00 2.38 2.48 0.06 89.08 Average: 6 6.08 0.00 2.48 1.26 0.05 90.12 Average: 7 4.88 0.00 2.47 4.49 0.06 88.11