---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22174 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 12G 66G 15% / 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 685 8982 4 6320 14961 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:b2:d4:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84457sec preferred_lft 84457sec inet6 fe80::f816:3eff:feb2:d423/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:8a:bc:47:29:cb 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-22174) 03/24/26 _x86_64_ (4 CPU) 01:06:28 LINUX RESTART (4 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 32.24 2.97 25.37 3.90 728.46 4520.64 74698.80 01:30:02 20.79 0.16 17.85 2.78 4.91 1664.64 31963.41 Average: 26.51 1.57 21.61 3.34 366.52 3091.96 53320.96 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9129328 13030416 2926480 17.87 137756 3877564 3208128 18.41 903240 5948928 32652 01:30:02 8478464 12850000 3103120 18.95 161092 4293516 3308128 18.99 1037932 6426104 131520 Average: 8803896 12940208 3014800 18.41 149424 4085540 3258128 18.70 970586 6187516 82086 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 18.71 18.71 4.08 4.08 0.00 0.00 0.00 0.00 01:20:01 ens3 91.38 72.06 900.92 12.83 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:02 lo 1094.19 1094.19 1012.63 1012.63 0.00 0.00 0.00 0.00 01:30:02 ens3 35.57 26.46 247.76 6.00 0.00 0.00 0.00 0.00 01:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 556.70 556.70 508.59 508.59 0.00 0.00 0.00 0.00 Average: ens3 63.47 49.25 574.18 9.41 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-22174) 03/24/26 _x86_64_ (4 CPU) 01:06:28 LINUX RESTART (4 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 39.45 0.00 1.63 0.23 0.09 58.59 01:20:01 0 38.49 0.00 1.46 0.17 0.10 59.78 01:20:01 1 39.47 0.00 1.77 0.40 0.09 58.27 01:20:01 2 40.85 0.00 1.97 0.24 0.09 56.85 01:20:01 3 39.00 0.00 1.33 0.12 0.10 59.46 01:30:02 all 24.40 0.00 1.37 0.09 0.09 74.05 01:30:02 0 24.66 0.00 1.40 0.10 0.09 73.75 01:30:02 1 23.27 0.00 1.19 0.05 0.09 75.40 01:30:02 2 25.85 0.00 1.51 0.05 0.09 72.50 01:30:02 3 23.81 0.00 1.39 0.15 0.09 74.56 Average: all 31.93 0.00 1.50 0.16 0.09 66.32 Average: 0 31.58 0.00 1.43 0.13 0.09 66.76 Average: 1 31.37 0.00 1.48 0.23 0.09 66.83 Average: 2 33.35 0.00 1.74 0.14 0.09 64.67 Average: 3 31.40 0.00 1.36 0.14 0.09 67.01