---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1076 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 836 9046 4 22210 30788 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:12:d0:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.152/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84800sec preferred_lft 84800sec inet6 fe80::f816:3eff:fe12:d013/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:83:fe:1d:a6:95 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::2c83:feff:fe1d:a695/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1076) 07/22/26 _x86_64_ (8 CPU) 23:05:51 LINUX RESTART (8 CPU) 23:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:03 246.64 0.05 237.99 8.60 2.51 56841.50 227401.43 23:30:04 207.83 1.54 201.91 4.39 18.35 34145.97 116638.14 Average: 227.11 0.80 219.83 6.48 10.48 45420.51 171662.40 23:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:03 15238972 31178880 1077632 3.28 367052 15316548 1668700 4.92 5433680 11203408 1404 23:30:04 9067668 31054868 1148720 3.50 552556 20652196 1728616 5.10 9099992 13142556 120 Average: 12153320 31116874 1113176 3.39 459804 17984372 1698658 5.01 7266836 12172982 762 23:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:03 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 23:20:03 ens3 122.18 79.14 1501.69 1870.02 0.00 0.00 0.00 0.00 23:20:03 docker0 7.60 20.79 0.50 427.32 0.00 0.00 0.00 0.00 23:30:04 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 23:30:04 ens3 103.45 76.70 993.25 1635.58 0.00 0.00 0.00 0.00 23:30:04 docker0 29.53 46.42 2.28 876.79 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 112.76 77.91 1245.83 1752.04 0.00 0.00 0.00 0.00 Average: docker0 18.64 33.69 1.40 653.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1076) 07/22/26 _x86_64_ (8 CPU) 23:05:51 LINUX RESTART (8 CPU) 23:10:10 CPU %user %nice %system %iowait %steal %idle 23:20:03 all 7.48 0.00 2.72 4.40 0.06 85.34 23:20:03 0 7.27 0.00 2.54 3.61 0.05 86.53 23:20:03 1 8.27 0.00 3.03 4.26 0.06 84.38 23:20:03 2 8.85 0.00 2.84 3.63 0.06 84.62 23:20:03 3 5.96 0.00 2.78 6.72 0.06 84.49 23:20:03 4 7.66 0.00 2.90 6.96 0.06 82.41 23:20:03 5 6.36 0.00 2.26 2.64 0.05 88.69 23:20:03 6 6.04 0.00 2.74 3.42 0.06 87.74 23:20:03 7 9.44 0.00 2.68 4.00 0.06 83.82 23:30:04 all 12.66 0.00 3.40 2.10 0.06 81.78 23:30:04 0 15.50 0.00 3.25 1.16 0.06 80.03 23:30:04 1 13.66 0.00 3.72 2.05 0.07 80.50 23:30:04 2 11.66 0.00 3.27 2.78 0.06 82.22 23:30:04 3 11.86 0.00 3.61 2.46 0.06 82.01 23:30:04 4 15.92 0.00 3.54 1.29 0.07 79.18 23:30:04 5 10.17 0.00 2.96 1.11 0.06 85.70 23:30:04 6 10.64 0.00 3.33 2.98 0.07 82.99 23:30:04 7 11.85 0.00 3.50 3.00 0.06 81.58 Average: all 10.08 0.00 3.06 3.25 0.06 83.55 Average: 0 11.41 0.00 2.90 2.38 0.06 83.26 Average: 1 10.98 0.00 3.38 3.15 0.07 82.43 Average: 2 10.26 0.00 3.06 3.20 0.06 83.42 Average: 3 8.92 0.00 3.20 4.58 0.06 83.24 Average: 4 11.81 0.00 3.23 4.11 0.07 80.79 Average: 5 8.28 0.00 2.61 1.87 0.05 87.19 Average: 6 8.36 0.00 3.03 3.20 0.06 85.35 Average: 7 10.65 0.00 3.09 3.50 0.06 82.70