---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3478 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 839 7893 4 23359 30785 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:95:7b:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.226/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84952sec preferred_lft 84952sec inet6 fe80::f816:3eff:fe95:7bc1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:c4:d0:66:9b:34 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::88c4:d0ff:fe66:9b34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3478) 06/29/26 _x86_64_ (8 CPU) 07:57:52 LINUX RESTART (8 CPU) 08:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:14 318.50 0.36 307.31 10.83 40.37 66354.19 310301.22 08:20:00 282.10 1.56 268.79 11.75 17.81 45068.63 170026.70 Average: 300.53 0.95 288.30 11.29 29.23 55847.83 241062.98 08:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:14 15301328 31227028 1029752 3.13 395580 15271952 1685624 4.97 5430120 11124172 21348 08:20:00 7845816 30999672 1203320 3.66 645252 21750260 1784680 5.26 9353824 14068676 690928 Average: 11573572 31113350 1116536 3.40 520416 18511106 1735152 5.12 7391972 12596424 356138 08:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:14 lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 08:10:14 ens3 169.96 99.49 2200.61 2096.18 0.00 0.00 0.00 0.00 08:10:14 docker0 14.10 38.95 0.93 815.84 0.00 0.00 0.00 0.00 08:20:00 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 08:20:00 ens3 125.19 79.69 1722.88 1679.40 0.00 0.00 0.00 0.00 08:20:00 docker0 27.19 41.11 2.17 893.32 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 147.86 89.72 1964.81 1890.46 0.00 0.00 0.00 0.00 Average: docker0 20.56 40.01 1.54 854.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3478) 06/29/26 _x86_64_ (8 CPU) 07:57:52 LINUX RESTART (8 CPU) 08:00:13 CPU %user %nice %system %iowait %steal %idle 08:10:14 all 9.69 0.00 3.64 1.21 0.06 85.40 08:10:14 0 8.81 0.00 3.79 1.33 0.06 86.00 08:10:14 1 9.69 0.00 3.41 1.02 0.06 85.83 08:10:14 2 13.07 0.00 4.33 2.10 0.07 80.44 08:10:14 3 9.34 0.00 4.04 0.71 0.06 85.84 08:10:14 4 9.47 0.00 3.25 1.43 0.05 85.80 08:10:14 5 9.16 0.00 3.49 1.09 0.06 86.19 08:10:14 6 9.52 0.00 3.33 0.93 0.06 86.16 08:10:14 7 8.49 0.00 3.47 1.08 0.06 86.89 08:20:00 all 14.91 0.00 4.33 0.51 0.06 80.18 08:20:00 0 14.81 0.00 4.11 0.43 0.06 80.58 08:20:00 1 13.80 0.00 4.00 0.53 0.06 81.60 08:20:00 2 14.61 0.00 4.24 0.69 0.06 80.40 08:20:00 3 12.87 0.00 4.52 0.46 0.07 82.08 08:20:00 4 16.12 0.00 4.36 0.35 0.07 79.10 08:20:00 5 17.57 0.00 4.80 0.60 0.06 76.97 08:20:00 6 14.29 0.00 4.31 0.42 0.06 80.92 08:20:00 7 15.24 0.00 4.33 0.62 0.06 79.75 Average: all 12.27 0.00 3.98 0.87 0.06 82.82 Average: 0 11.77 0.00 3.95 0.89 0.06 83.33 Average: 1 11.71 0.00 3.70 0.78 0.06 83.74 Average: 2 13.83 0.00 4.28 1.41 0.06 80.42 Average: 3 11.08 0.00 4.28 0.59 0.06 83.99 Average: 4 12.75 0.00 3.79 0.90 0.06 82.50 Average: 5 13.30 0.00 4.14 0.85 0.06 81.65 Average: 6 11.87 0.00 3.81 0.68 0.06 83.58 Average: 7 11.81 0.00 3.89 0.86 0.06 83.38