---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7149 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 13G 143G 9% / 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 740 25192 4 6159 30884 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:c9:47:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.145/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84839sec preferred_lft 84839sec inet6 fe80::f816:3eff:fec9:4749/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:2e:4f:e1:1c:7b 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::3c2e:4fff:fee1:1c7b/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-7149) 06/05/26 _x86_64_ (8 CPU) 13:45:29 LINUX RESTART (8 CPU) 13:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:16 17.72 0.40 3.49 13.83 392.58 393.98 496058.29 14:10:16 135.48 19.01 113.44 3.03 643.71 13538.48 43997.49 Average: 75.85 9.59 57.77 8.50 516.55 6882.74 272899.20 13:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:16 29901228 31778988 604564 1.84 64544 2150268 1513380 4.46 330256 2346756 12 14:10:16 24796496 30575096 1726760 5.25 172780 5785688 2269980 6.69 984020 6562444 68376 Average: 27348862 31177042 1165662 3.55 118662 3967978 1891680 5.58 657138 4454600 34194 13:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:16 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 14:00:16 ens3 7.10 2.91 126.06 0.51 0.00 0.00 0.00 0.00 14:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:16 lo 41.28 41.28 22.25 22.25 0.00 0.00 0.00 0.00 14:10:16 ens3 166.50 105.15 1629.32 30.03 0.00 0.00 0.00 0.00 14:10:16 docker0 11.18 11.34 1.66 2.28 0.00 0.00 0.00 0.00 Average: lo 20.44 20.44 10.99 10.99 0.00 0.00 0.00 0.00 Average: ens3 85.79 53.38 868.14 15.08 0.00 0.00 0.00 0.00 Average: docker0 5.52 5.60 0.82 1.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-7149) 06/05/26 _x86_64_ (8 CPU) 13:45:29 LINUX RESTART (8 CPU) 13:50:01 CPU %user %nice %system %iowait %steal %idle 14:00:16 all 0.18 0.00 0.06 0.27 0.01 99.49 14:00:16 0 0.14 0.00 0.05 0.05 0.01 99.75 14:00:16 1 0.30 0.00 0.04 0.19 0.01 99.47 14:00:16 2 0.14 0.00 0.06 0.43 0.01 99.35 14:00:16 3 0.27 0.00 0.07 0.11 0.01 99.54 14:00:16 4 0.18 0.00 0.05 0.03 0.00 99.73 14:00:16 5 0.13 0.00 0.05 0.33 0.00 99.48 14:00:16 6 0.14 0.00 0.08 0.14 0.01 99.62 14:00:16 7 0.11 0.00 0.05 0.89 0.00 98.95 14:10:16 all 24.22 0.04 1.01 1.24 0.06 73.42 14:10:16 0 24.63 0.00 1.02 0.90 0.06 73.38 14:10:16 1 24.06 0.00 1.22 1.66 0.07 73.00 14:10:16 2 24.27 0.01 0.96 1.10 0.06 73.59 14:10:16 3 23.89 0.17 1.15 1.07 0.06 73.66 14:10:16 4 25.34 0.00 0.75 0.43 0.06 73.41 14:10:16 5 22.25 0.00 0.88 0.30 0.05 76.51 14:10:16 6 28.52 0.17 1.25 3.08 0.06 66.92 14:10:16 7 20.82 0.00 0.85 1.41 0.06 76.86 Average: all 12.04 0.02 0.53 0.75 0.03 86.63 Average: 0 12.23 0.00 0.53 0.47 0.03 86.74 Average: 1 12.02 0.00 0.62 0.91 0.04 86.41 Average: 2 12.04 0.01 0.51 0.76 0.03 86.65 Average: 3 11.92 0.08 0.60 0.58 0.03 86.78 Average: 4 12.59 0.00 0.40 0.23 0.03 86.75 Average: 5 11.05 0.00 0.46 0.31 0.03 88.15 Average: 6 14.13 0.08 0.66 1.59 0.03 83.50 Average: 7 10.32 0.00 0.44 1.15 0.03 88.06