---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6148 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 127G 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 831 7914 4 23346 30793 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:95:ad:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.114/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84812sec preferred_lft 84812sec inet6 fe80::f816:3eff:fe95:add6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:3d:31:4f:4f:b1 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::903d:31ff:fe4f:4fb1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6148) 07/07/26 _x86_64_ (8 CPU) 07:56:53 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:04 274.99 0.07 265.53 9.39 4.59 58613.56 250189.31 08:20:30 234.93 1.40 228.44 5.10 16.60 40890.41 84926.97 Average: 254.60 0.75 246.65 7.20 10.71 49592.04 166066.69 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:04 16378832 31278832 980372 2.98 366188 14312064 1636192 4.82 5089236 10435472 444 08:20:30 7940752 31089384 1112756 3.39 577868 21760708 1735000 5.12 9844040 13495728 0 Average: 12159792 31184108 1046564 3.18 472028 18036386 1685596 4.97 7466638 11965600 222 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:04 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 08:10:04 ens3 150.69 98.76 2064.68 2083.87 0.00 0.00 0.00 0.00 08:10:04 docker0 13.75 38.17 0.91 807.42 0.00 0.00 0.00 0.00 08:20:30 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 08:20:30 ens3 114.14 76.77 1611.28 1571.05 0.00 0.00 0.00 0.00 08:20:30 docker0 25.47 38.81 2.04 835.76 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 132.08 87.56 1833.89 1822.83 0.00 0.00 0.00 0.00 Average: docker0 19.72 38.49 1.48 821.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-6148) 07/07/26 _x86_64_ (8 CPU) 07:56:53 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:04 all 8.07 0.00 3.26 2.89 0.08 85.71 08:10:04 0 8.38 0.00 3.25 1.83 0.07 86.46 08:10:04 1 7.98 0.00 3.38 3.36 0.08 85.20 08:10:04 2 5.84 0.00 2.66 1.97 0.07 89.47 08:10:04 3 9.60 0.00 3.48 2.49 0.08 84.35 08:10:04 4 8.65 0.00 3.36 2.98 0.08 84.93 08:10:04 5 8.65 0.00 3.16 3.32 0.07 84.80 08:10:04 6 8.17 0.00 3.35 3.62 0.08 84.78 08:10:04 7 7.27 0.00 3.42 3.57 0.08 85.67 08:20:30 all 13.39 0.00 3.60 1.51 0.07 81.44 08:20:30 0 12.83 0.00 3.66 1.13 0.07 82.31 08:20:30 1 15.09 0.00 3.69 1.12 0.08 80.01 08:20:30 2 13.45 0.00 3.81 2.80 0.08 79.85 08:20:30 3 11.56 0.00 3.37 1.03 0.07 83.98 08:20:30 4 11.64 0.00 3.57 3.24 0.07 81.49 08:20:30 5 10.18 0.00 3.17 0.89 0.06 85.70 08:20:30 6 16.46 0.00 3.59 1.11 0.08 78.76 08:20:30 7 15.88 0.00 3.93 0.72 0.08 79.40 Average: all 10.77 0.00 3.43 2.19 0.07 83.54 Average: 0 10.64 0.00 3.46 1.48 0.07 84.35 Average: 1 11.60 0.00 3.54 2.22 0.08 82.56 Average: 2 9.71 0.00 3.25 2.39 0.07 84.58 Average: 3 10.60 0.00 3.42 1.74 0.07 84.16 Average: 4 10.17 0.00 3.47 3.11 0.08 83.18 Average: 5 9.43 0.00 3.16 2.08 0.07 85.26 Average: 6 12.39 0.00 3.47 2.34 0.08 81.72 Average: 7 11.65 0.00 3.68 2.12 0.08 82.48