---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10360 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 714 10015 4 5259 14932 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:ff:58:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84827sec preferred_lft 84827sec inet6 fe80::f816:3eff:feff:58c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:b8:e1:08:67:02 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-4c-4g-10360) 05/02/26 _x86_64_ (4 CPU) 11:08:20 LINUX RESTART (4 CPU) 11:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:00 28.75 2.29 24.45 2.01 137.92 5622.08 6419.31 11:30:02 32.28 0.05 29.06 3.16 1.63 6200.39 12542.89 Average: 30.53 1.16 26.78 2.59 69.11 5914.05 9510.92 11:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:00 9800580 13478668 2477988 15.13 148204 3628524 2657084 15.25 696824 5467764 22680 11:30:02 7842744 12965476 2984696 18.23 181136 4966564 3141584 18.03 1008844 7032040 14052 Average: 8821662 13222072 2731342 16.68 164670 4297544 2899334 16.64 852834 6249902 18366 11:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:00 lo 913.02 913.02 870.02 870.02 0.00 0.00 0.00 0.00 11:20:00 ens3 68.61 53.04 507.64 11.14 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 11:30:02 lo 1307.11 1307.11 1245.91 1245.91 0.00 0.00 0.00 0.00 11:30:02 ens3 39.38 33.42 227.62 8.09 0.00 0.00 0.00 0.00 11:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1111.98 1111.98 1059.79 1059.79 0.00 0.00 0.00 0.00 Average: ens3 53.85 43.13 366.27 9.60 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-4c-4g-10360) 05/02/26 _x86_64_ (4 CPU) 11:08:20 LINUX RESTART (4 CPU) 11:10:09 CPU %user %nice %system %iowait %steal %idle 11:20:00 all 66.60 0.00 2.22 0.07 0.09 31.02 11:20:00 0 64.06 0.00 1.90 0.06 0.09 33.88 11:20:00 1 67.44 0.00 2.74 0.07 0.09 29.66 11:20:00 2 64.68 0.00 2.19 0.08 0.09 32.97 11:20:00 3 70.24 0.00 2.05 0.07 0.08 27.56 11:30:02 all 57.30 0.00 2.29 0.11 0.08 40.22 11:30:02 0 61.34 0.00 2.65 0.13 0.08 35.79 11:30:02 1 56.48 0.00 2.38 0.11 0.08 40.95 11:30:02 2 53.87 0.00 2.19 0.07 0.09 43.78 11:30:02 3 57.50 0.00 1.93 0.12 0.08 40.36 Average: all 61.91 0.00 2.26 0.09 0.09 35.66 Average: 0 62.69 0.00 2.28 0.10 0.09 34.84 Average: 1 61.90 0.00 2.56 0.09 0.09 35.36 Average: 2 59.22 0.00 2.19 0.07 0.09 38.43 Average: 3 63.81 0.00 1.99 0.10 0.08 34.02