---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13007 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 29G 126G 19% / 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 857 7734 4 23500 30767 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:98:24:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.205/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84852sec preferred_lft 84852sec inet6 fe80::f816:3eff:fe98:244a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:d3:28:32:38:87 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::44d3:28ff:fe32:3887/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13007) 07/15/26 _x86_64_ (8 CPU) 08:37:34 LINUX RESTART (8 CPU) 08:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:02 296.57 0.64 284.82 11.11 50.66 63908.51 362043.88 09:00:01 236.07 1.73 229.83 4.51 19.25 41449.40 80780.17 Average: 266.25 1.18 257.26 7.81 34.92 52654.81 221109.69 08:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:02 15633404 31195432 1061968 3.23 370876 14941832 1651284 4.87 5407064 10820316 627924 09:00:01 7861896 31042036 1158776 3.53 575600 21792880 1758160 5.18 9580160 13830908 61916 Average: 11747650 31118734 1110372 3.38 473238 18367356 1704722 5.03 7493612 12325612 344920 08:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:02 lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 08:50:02 ens3 259.41 165.34 2512.24 2118.94 0.00 0.00 0.00 0.00 08:50:02 docker0 59.74 117.92 4.15 826.79 0.00 0.00 0.00 0.00 09:00:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 09:00:01 ens3 122.63 86.26 1689.04 1640.77 0.00 0.00 0.00 0.00 09:00:01 docker0 30.72 46.31 2.35 878.29 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 190.87 125.71 2099.76 1879.34 0.00 0.00 0.00 0.00 Average: docker0 45.20 82.04 3.25 852.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13007) 07/15/26 _x86_64_ (8 CPU) 08:37:34 LINUX RESTART (8 CPU) 08:40:06 CPU %user %nice %system %iowait %steal %idle 08:50:02 all 8.91 0.00 3.44 1.74 0.07 85.84 08:50:02 0 6.42 0.00 3.30 1.15 0.06 89.06 08:50:02 1 9.70 0.00 4.09 2.44 0.08 83.70 08:50:02 2 10.51 0.00 3.52 1.29 0.07 84.60 08:50:02 3 6.72 0.00 2.89 1.37 0.07 88.96 08:50:02 4 7.28 0.00 3.25 1.80 0.07 87.61 08:50:02 5 9.80 0.00 3.29 2.65 0.07 84.19 08:50:02 6 12.36 0.00 3.80 1.81 0.07 81.96 08:50:02 7 8.47 0.00 3.40 1.40 0.07 86.66 09:00:01 all 13.22 0.00 3.57 1.41 0.07 81.73 09:00:01 0 10.01 0.00 3.09 1.37 0.06 85.48 09:00:01 1 16.26 0.00 3.59 1.02 0.07 79.06 09:00:01 2 12.69 0.00 3.61 1.98 0.07 81.65 09:00:01 3 13.60 0.00 3.74 2.09 0.07 80.50 09:00:01 4 12.55 0.00 3.49 1.21 0.07 82.67 09:00:01 5 18.50 0.00 4.33 1.06 0.08 76.03 09:00:01 6 10.97 0.00 3.55 1.99 0.07 83.42 09:00:01 7 11.20 0.00 3.15 0.61 0.06 84.99 Average: all 11.07 0.00 3.51 1.58 0.07 83.78 Average: 0 8.22 0.00 3.19 1.26 0.06 87.27 Average: 1 12.98 0.00 3.84 1.73 0.08 81.38 Average: 2 11.60 0.00 3.56 1.63 0.07 83.13 Average: 3 10.16 0.00 3.31 1.73 0.07 84.73 Average: 4 9.92 0.00 3.37 1.50 0.07 85.14 Average: 5 14.15 0.00 3.81 1.86 0.07 80.11 Average: 6 11.67 0.00 3.68 1.90 0.07 82.69 Average: 7 9.83 0.00 3.28 1.00 0.06 85.82