---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2182 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 67G 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 652 9479 4 5857 14994 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:55:5e:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84528sec preferred_lft 84528sec inet6 fe80::f816:3eff:fe55:5edf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:54:cb:5b:ce:fd 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-2182) 04/12/26 _x86_64_ (4 CPU) 01:06:22 LINUX RESTART (4 CPU) 01:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 23.37 0.73 19.55 3.08 28.10 3324.58 54220.12 01:30:10 22.44 0.16 19.11 3.17 4.82 1767.27 26056.19 Average: 22.90 0.44 19.33 3.12 16.29 2534.39 39929.51 01:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 9660908 13087048 2872276 17.54 130940 3416992 3192896 18.33 676544 5640600 220 01:30:10 9275524 13098636 2857276 17.45 151532 3763960 3113872 17.87 810228 5868704 15228 Average: 9468216 13092842 2864776 17.50 141236 3590476 3153384 18.10 743386 5754652 7724 01:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 25.99 25.99 5.96 5.96 0.00 0.00 0.00 0.00 01:20:01 ens3 28.44 23.71 145.40 6.84 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 01:30:10 lo 1362.90 1362.90 1271.58 1271.58 0.00 0.00 0.00 0.00 01:30:10 ens3 42.06 30.47 262.62 8.41 0.00 0.00 0.00 0.00 01:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 704.35 704.35 648.15 648.15 0.00 0.00 0.00 0.00 Average: ens3 35.35 27.14 204.88 7.64 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-2182) 04/12/26 _x86_64_ (4 CPU) 01:06:22 LINUX RESTART (4 CPU) 01:10:10 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 37.31 0.00 1.37 0.12 0.09 61.10 01:20:01 0 36.76 0.00 1.27 0.07 0.09 61.80 01:20:01 1 36.25 0.00 1.20 0.10 0.09 62.36 01:20:01 2 38.68 0.00 1.53 0.23 0.09 59.47 01:20:01 3 37.58 0.00 1.50 0.06 0.09 60.77 01:30:10 all 30.57 0.00 1.63 0.07 0.09 67.64 01:30:10 0 31.76 0.00 1.82 0.04 0.08 66.29 01:30:10 1 29.84 0.00 1.55 0.07 0.09 68.44 01:30:10 2 29.37 0.00 1.72 0.04 0.09 68.78 01:30:10 3 31.32 0.00 1.41 0.13 0.09 67.06 Average: all 33.90 0.00 1.50 0.09 0.09 64.42 Average: 0 34.23 0.00 1.55 0.06 0.09 64.08 Average: 1 33.00 0.00 1.38 0.08 0.09 65.44 Average: 2 33.96 0.00 1.62 0.13 0.09 64.20 Average: 3 34.40 0.00 1.45 0.10 0.09 63.96