---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11934 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 879 9027 4 22185 30745 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:32:39:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.131/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84947sec preferred_lft 84947sec inet6 fe80::f816:3eff:fe32:39b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:a2:d4:80:a6:91 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::9ca2:d4ff:fe80:a691/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-11934) 07/24/26 _x86_64_ (8 CPU) 23:10:22 LINUX RESTART (8 CPU) 23:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:30:01 291.40 1.49 280.98 8.93 17.59 52146.38 618098.00 Average: 291.40 1.49 280.98 8.93 17.59 52146.38 618098.00 23:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:30:01 9378036 30895392 1319104 4.01 482984 20336892 1915092 5.65 8856052 13112884 29180 Average: 9378036 30895392 1319104 4.01 482984 20336892 1915092 5.65 8856052 13112884 29180 23:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:30:01 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 23:30:01 ens3 126.98 91.57 1326.72 2189.46 0.00 0.00 0.00 0.00 23:30:01 docker0 30.13 45.39 2.30 876.94 0.00 0.00 0.00 0.00 23:30:01 veth9e0486d 22.67 32.24 1.67 670.69 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 126.98 91.57 1326.72 2189.46 0.00 0.00 0.00 0.00 Average: docker0 30.13 45.39 2.30 876.94 0.00 0.00 0.00 0.00 Average: veth9e0486d 22.67 32.24 1.67 670.69 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-11934) 07/24/26 _x86_64_ (8 CPU) 23:10:22 LINUX RESTART (8 CPU) 23:20:01 CPU %user %nice %system %iowait %steal %idle 23:30:01 all 14.78 0.00 4.96 1.11 0.06 79.09 23:30:01 0 13.10 0.00 4.62 1.18 0.06 81.04 23:30:01 1 14.61 0.00 5.72 1.12 0.06 78.49 23:30:01 2 15.53 0.00 4.82 1.05 0.06 78.54 23:30:01 3 17.22 0.00 5.49 0.82 0.06 76.40 23:30:01 4 16.73 0.00 4.78 0.52 0.06 77.91 23:30:01 5 15.26 0.00 4.84 1.03 0.06 78.81 23:30:01 6 13.63 0.00 4.57 1.30 0.06 80.44 23:30:01 7 12.15 0.00 4.83 1.86 0.05 81.10 Average: all 14.78 0.00 4.96 1.11 0.06 79.09 Average: 0 13.10 0.00 4.62 1.18 0.06 81.04 Average: 1 14.61 0.00 5.72 1.12 0.06 78.49 Average: 2 15.53 0.00 4.82 1.05 0.06 78.54 Average: 3 17.22 0.00 5.49 0.82 0.06 76.40 Average: 4 16.73 0.00 4.78 0.52 0.06 77.91 Average: 5 15.26 0.00 4.84 1.03 0.06 78.81 Average: 6 13.63 0.00 4.57 1.30 0.06 80.44 Average: 7 12.15 0.00 4.83 1.86 0.05 81.10