---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23396 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 11G 145G 7% / 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 698 26778 4 4614 30926 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:5c:49:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84678sec preferred_lft 84678sec inet6 fe80::f816:3eff:fe5c:49c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:65:6b:b9:f7:75 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-23396) 06/03/26 _x86_64_ (8 CPU) 11:02:11 LINUX RESTART (8 CPU) 11:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:00 40.80 12.03 25.36 3.41 137.29 2974.01 12218.92 11:30:00 34.73 0.02 29.96 4.75 0.99 2847.91 11246.27 Average: 37.76 6.03 27.66 4.08 69.16 2910.98 11732.76 11:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:00 25368704 29076436 3231008 9.83 172016 3736576 3409088 10.05 764184 6238540 14180 11:30:00 27494092 31718800 584984 1.78 210220 4168936 1137128 3.35 904180 3915752 43376 Average: 26431398 30397618 1907996 5.81 191118 3952756 2273108 6.70 834182 5077146 28778 11:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:00 lo 1340.56 1340.56 1275.98 1275.98 0.00 0.00 0.00 0.00 11:20:00 ens3 62.63 43.49 24.32 15.81 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:00 lo 2388.21 2388.21 2276.52 2276.52 0.00 0.00 0.00 0.00 11:30:00 ens3 48.61 35.57 16.17 13.52 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1864.21 1864.21 1776.08 1776.08 0.00 0.00 0.00 0.00 Average: ens3 55.62 39.53 20.25 14.67 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-23396) 06/03/26 _x86_64_ (8 CPU) 11:02:11 LINUX RESTART (8 CPU) 11:10:00 CPU %user %nice %system %iowait %steal %idle 11:20:00 all 38.26 0.04 1.60 0.09 0.08 59.93 11:20:00 0 34.89 0.00 1.57 0.12 0.08 63.34 11:20:00 1 40.82 0.00 1.65 0.03 0.09 57.40 11:20:00 2 39.36 0.00 1.68 0.03 0.08 58.84 11:20:00 3 39.06 0.00 1.62 0.04 0.09 59.20 11:20:00 4 39.95 0.00 1.55 0.06 0.08 58.36 11:20:00 5 37.49 0.00 1.55 0.05 0.08 60.83 11:20:00 6 40.15 0.00 1.68 0.08 0.08 58.01 11:20:00 7 34.37 0.31 1.48 0.32 0.08 63.44 11:30:00 all 34.31 0.00 1.81 1.35 0.07 62.46 11:30:00 0 32.39 0.00 1.80 1.49 0.08 64.24 11:30:00 1 34.82 0.00 2.24 0.73 0.08 62.14 11:30:00 2 36.28 0.00 1.64 0.52 0.07 61.50 11:30:00 3 35.14 0.00 2.01 1.19 0.07 61.60 11:30:00 4 35.77 0.00 1.56 1.00 0.07 61.59 11:30:00 5 32.42 0.00 1.70 0.60 0.07 65.21 11:30:00 6 34.09 0.00 1.78 4.04 0.08 60.02 11:30:00 7 33.56 0.00 1.74 1.25 0.08 63.37 Average: all 36.29 0.02 1.70 0.72 0.08 61.19 Average: 0 33.64 0.00 1.68 0.81 0.08 63.79 Average: 1 37.82 0.00 1.94 0.38 0.08 59.77 Average: 2 37.82 0.00 1.66 0.28 0.08 60.17 Average: 3 37.10 0.00 1.81 0.61 0.08 60.40 Average: 4 37.86 0.00 1.55 0.53 0.08 59.98 Average: 5 34.96 0.00 1.62 0.33 0.07 63.02 Average: 6 37.12 0.00 1.73 2.06 0.08 59.01 Average: 7 33.97 0.15 1.61 0.78 0.08 63.41