---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5878 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 20G 136G 13% / 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 797 17920 4 13374 30827 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:19:2f:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.38/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85446sec preferred_lft 85446sec inet6 fe80::f816:3eff:fe19:2f66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:45:8a:b2:b3:55 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::fc45:8aff:feb2:b355/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-5878) 06/01/26 _x86_64_ (8 CPU) 19:09:25 LINUX RESTART (8 CPU) 19:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:35 247.62 2.80 237.79 7.03 103.54 48779.02 194874.80 Average: 247.62 2.80 237.79 7.03 103.54 48779.02 194874.80 19:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:35 18528436 30990604 1265904 3.85 354656 11834000 1879924 5.54 4852340 8430808 26732 Average: 18528436 30990604 1265904 3.85 354656 11834000 1879924 5.54 4852340 8430808 26732 19:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:35 lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 19:20:35 ens3 185.24 133.54 2126.79 1663.85 0.00 0.00 0.00 0.00 19:20:35 docker0 30.13 46.50 2.34 978.12 0.00 0.00 0.00 0.00 19:20:35 veth70203e4 20.86 27.48 1.55 639.74 0.00 0.00 0.00 0.05 Average: lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 185.24 133.54 2126.79 1663.85 0.00 0.00 0.00 0.00 Average: docker0 30.13 46.50 2.34 978.12 0.00 0.00 0.00 0.00 Average: veth70203e4 20.86 27.48 1.55 639.74 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-5878) 06/01/26 _x86_64_ (8 CPU) 19:09:25 LINUX RESTART (8 CPU) 19:10:10 CPU %user %nice %system %iowait %steal %idle 19:20:35 all 14.31 0.00 3.93 0.72 0.07 80.97 19:20:35 0 13.84 0.00 3.87 0.38 0.07 81.84 19:20:35 1 14.29 0.00 4.20 0.63 0.06 80.82 19:20:35 2 12.17 0.00 3.83 0.70 0.07 83.23 19:20:35 3 15.71 0.00 3.96 0.34 0.07 79.92 19:20:35 4 13.27 0.00 3.96 1.29 0.07 81.41 19:20:35 5 17.08 0.00 4.20 1.40 0.07 77.24 19:20:35 6 14.74 0.00 3.60 0.59 0.06 81.00 19:20:35 7 13.40 0.00 3.85 0.39 0.06 82.30 Average: all 14.31 0.00 3.93 0.72 0.07 80.97 Average: 0 13.84 0.00 3.87 0.38 0.07 81.84 Average: 1 14.29 0.00 4.20 0.63 0.06 80.82 Average: 2 12.17 0.00 3.83 0.70 0.07 83.23 Average: 3 15.71 0.00 3.96 0.34 0.07 79.92 Average: 4 13.27 0.00 3.96 1.29 0.07 81.41 Average: 5 17.08 0.00 4.20 1.40 0.07 77.24 Average: 6 14.74 0.00 3.60 0.59 0.06 81.00 Average: 7 13.40 0.00 3.85 0.39 0.06 82.30