---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24143 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 616 10294 4 5078 15030 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:a0:97:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84800sec preferred_lft 84800sec inet6 fe80::f816:3eff:fea0:9714/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:c9:cf:e4:a2:93 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-24143) 02/28/26 _x86_64_ (4 CPU) 10:25:20 LINUX RESTART (4 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:02 17.15 0.28 14.11 2.76 208.77 1222.52 39368.46 10:50:02 12.58 0.14 11.39 1.06 4.79 5109.87 26024.28 Average: 14.87 0.21 12.75 1.91 106.82 3165.30 32699.43 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:02 9864428 13195780 2763256 16.88 125556 3343504 3063816 17.59 705020 5422544 244 10:50:02 7993100 12851064 3100852 18.94 151464 4771748 3501532 20.10 1431800 6499316 272 Average: 8928764 13023422 2932054 17.91 138510 4057626 3282674 18.84 1068410 5960930 258 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:02 lo 40.88 40.88 9.78 9.78 0.00 0.00 0.00 0.00 10:40:02 ens3 23.93 17.96 153.82 12.30 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:02 lo 2609.84 2609.84 2474.81 2474.81 0.00 0.00 0.00 0.00 10:50:02 ens3 58.78 60.39 340.71 675.85 0.00 0.00 0.00 0.00 10:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1324.77 1324.77 1241.73 1241.73 0.00 0.00 0.00 0.00 Average: ens3 41.35 39.17 247.22 343.92 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-24143) 02/28/26 _x86_64_ (4 CPU) 10:25:20 LINUX RESTART (4 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:02 all 21.71 0.00 0.90 0.12 0.08 77.19 10:40:02 0 22.32 0.00 1.04 0.10 0.08 76.45 10:40:02 1 21.51 0.00 0.93 0.26 0.08 77.22 10:40:02 2 22.12 0.00 0.77 0.08 0.08 76.95 10:40:02 3 20.91 0.00 0.84 0.05 0.08 78.12 10:50:02 all 26.88 0.00 2.00 0.24 0.08 70.80 10:50:02 0 26.34 0.00 1.63 0.04 0.08 71.92 10:50:02 1 30.46 0.00 2.52 0.54 0.08 66.40 10:50:02 2 28.70 0.00 2.78 0.31 0.07 68.14 10:50:02 3 22.05 0.00 1.08 0.09 0.08 76.71 Average: all 24.29 0.00 1.45 0.18 0.08 74.00 Average: 0 24.33 0.00 1.34 0.07 0.08 74.19 Average: 1 25.96 0.00 1.73 0.40 0.08 71.83 Average: 2 25.40 0.00 1.77 0.20 0.08 72.56 Average: 3 21.48 0.00 0.96 0.07 0.08 77.42