---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20451 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 660 10021 4 5307 14986 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:66:74:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84510sec preferred_lft 84510sec inet6 fe80::f816:3eff:fe66:74e0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:85:ca:11:ef:fe 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-20451) 02/24/26 _x86_64_ (4 CPU) 18:21:30 LINUX RESTART (4 CPU) 18:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:12 25.02 0.02 9.82 15.18 0.36 632.27 280054.67 18:50:01 39.99 0.40 33.70 5.89 14.66 6814.91 46445.01 Average: 32.44 0.21 21.65 10.58 7.45 3695.62 164306.66 18:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:12 10146992 13527892 2431024 14.85 157932 3350904 2800636 16.08 692576 5146368 21404 18:50:01 10377740 15454964 494640 3.02 192764 4923448 1035312 5.94 1334992 4184824 35236 Average: 10262366 14491428 1462832 8.93 175348 4137176 1917974 11.01 1013784 4665596 28320 18:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:12 lo 56.42 56.42 14.03 14.03 0.00 0.00 0.00 0.00 18:40:12 ens3 4.70 4.05 3.86 1.42 0.00 0.00 0.00 0.00 18:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 2344.76 2344.76 2255.06 2255.06 0.00 0.00 0.00 0.00 18:50:01 ens3 82.56 59.28 469.80 15.26 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1190.24 1190.24 1124.41 1124.41 0.00 0.00 0.00 0.00 Average: ens3 43.28 31.42 234.72 8.28 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-20451) 02/24/26 _x86_64_ (4 CPU) 18:21:30 LINUX RESTART (4 CPU) 18:30:12 CPU %user %nice %system %iowait %steal %idle 18:40:12 all 14.07 0.00 0.79 0.12 0.10 84.92 18:40:12 0 13.71 0.00 0.82 0.10 0.10 85.27 18:40:12 1 14.16 0.00 0.83 0.16 0.10 84.76 18:40:12 2 13.96 0.00 0.75 0.07 0.10 85.13 18:40:12 3 14.46 0.00 0.76 0.14 0.10 84.54 18:50:01 all 52.79 0.00 2.71 0.15 0.09 44.25 18:50:01 0 52.00 0.00 2.18 0.05 0.09 45.68 18:50:01 1 52.13 0.00 2.73 0.24 0.10 44.80 18:50:01 2 53.49 0.00 2.99 0.22 0.09 43.22 18:50:01 3 53.54 0.00 2.96 0.09 0.09 43.32 Average: all 33.23 0.00 1.74 0.13 0.09 64.80 Average: 0 32.65 0.00 1.49 0.08 0.09 65.69 Average: 1 32.94 0.00 1.77 0.20 0.10 65.00 Average: 2 33.51 0.00 1.85 0.14 0.09 64.40 Average: 3 33.81 0.00 1.85 0.12 0.09 64.13