---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-52766 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 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 629 10489 4 4869 15016 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:cb:27:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84981sec preferred_lft 84981sec inet6 fe80::f816:3eff:fecb:276d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:ac:85:21:bd: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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-52766) 03/25/26 _x86_64_ (4 CPU) 14:09:07 LINUX RESTART (4 CPU) 14:10:42 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:38 38.48 3.94 31.15 3.39 198.86 5479.98 14752.93 14:30:02 29.76 0.02 26.71 3.03 0.24 2418.12 27179.71 Average: 34.24 2.03 28.99 3.22 102.30 3991.41 20794.41 14:10:42 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:38 9874472 13436020 2521440 15.40 136512 3552604 2572140 14.76 696884 5424148 30512 14:30:02 8475228 12425940 3527940 21.55 161732 3884308 3380188 19.40 809860 6652552 29332 Average: 9174850 12930980 3024690 18.47 149122 3718456 2976164 17.08 753372 6038350 29922 14:10:42 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:38 lo 1548.20 1548.20 1468.94 1468.94 0.00 0.00 0.00 0.00 14:20:38 ens3 121.13 90.55 1076.26 22.31 0.00 0.00 0.00 0.00 14:20:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:02 lo 1374.85 1374.85 1309.95 1309.95 0.00 0.00 0.00 0.00 14:30:02 ens3 24.13 21.05 42.37 6.44 0.00 0.00 0.00 0.00 14:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1463.92 1463.92 1391.65 1391.65 0.00 0.00 0.00 0.00 Average: ens3 73.97 56.76 573.62 14.60 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-52766) 03/25/26 _x86_64_ (4 CPU) 14:09:07 LINUX RESTART (4 CPU) 14:10:42 CPU %user %nice %system %iowait %steal %idle 14:20:38 all 69.66 0.00 2.75 0.12 0.12 27.35 14:20:38 0 69.98 0.00 2.82 0.07 0.15 26.98 14:20:38 1 69.04 0.00 2.64 0.14 0.12 28.06 14:20:38 2 70.69 0.00 2.94 0.17 0.12 26.08 14:20:38 3 68.93 0.00 2.58 0.10 0.11 28.28 14:30:02 all 64.39 0.00 2.41 0.06 0.10 33.04 14:30:02 0 64.41 0.00 2.19 0.06 0.10 33.23 14:30:02 1 66.61 0.00 2.59 0.04 0.10 30.66 14:30:02 2 63.72 0.00 2.38 0.07 0.10 33.72 14:30:02 3 62.82 0.00 2.46 0.06 0.10 34.55 Average: all 67.10 0.00 2.58 0.09 0.11 30.12 Average: 0 67.27 0.00 2.52 0.06 0.13 30.02 Average: 1 67.86 0.00 2.62 0.09 0.11 29.32 Average: 2 67.30 0.00 2.67 0.12 0.11 29.80 Average: 3 65.96 0.00 2.52 0.08 0.11 31.33