---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20497 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 16% / 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 8901 4 6427 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:a8:26:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84257sec preferred_lft 84257sec inet6 fe80::f816:3eff:fea8:26e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:c7:b4:51:c5:0d 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-20497) 05/27/26 _x86_64_ (4 CPU) 05:23:12 LINUX RESTART (4 CPU) 05:30:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 24.80 0.07 21.84 2.89 6.50 2374.35 19308.49 05:50:00 29.44 0.03 26.48 2.93 0.44 4307.54 23590.35 Average: 27.16 0.05 24.20 2.91 3.42 3358.10 21487.42 05:30:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 8696712 12564840 3391776 20.72 144096 3825244 3433384 19.71 735920 6523580 182592 05:50:00 7827392 12504808 3447976 21.06 159680 4582636 3510344 20.15 973500 7112476 2512 Average: 8262052 12534824 3419876 20.89 151888 4203940 3471864 19.93 854710 6818028 92552 05:30:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1429.37 1429.37 1355.65 1355.65 0.00 0.00 0.00 0.00 05:40:01 ens3 45.76 35.60 26.84 12.59 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:00 lo 1220.42 1220.42 1156.61 1156.61 0.00 0.00 0.00 0.00 05:50:00 ens3 41.26 30.88 38.46 10.85 0.00 0.00 0.00 0.00 05:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1323.04 1323.04 1254.37 1254.37 0.00 0.00 0.00 0.00 Average: ens3 43.47 33.20 32.75 11.70 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-20497) 05/27/26 _x86_64_ (4 CPU) 05:23:12 LINUX RESTART (4 CPU) 05:30:22 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 65.64 0.00 2.37 0.05 0.09 31.85 05:40:01 0 65.72 0.00 2.49 0.06 0.09 31.64 05:40:01 1 64.74 0.00 2.40 0.07 0.09 32.71 05:40:01 2 65.15 0.00 2.44 0.04 0.09 32.29 05:40:01 3 66.97 0.00 2.15 0.03 0.09 30.76 05:50:00 all 55.34 0.00 2.26 0.10 0.10 42.21 05:50:00 0 55.97 0.00 2.45 0.14 0.10 41.33 05:50:00 1 56.33 0.00 2.19 0.07 0.10 41.31 05:50:00 2 55.82 0.00 2.05 0.09 0.10 41.94 05:50:00 3 53.22 0.00 2.34 0.09 0.10 44.24 Average: all 60.40 0.00 2.31 0.07 0.09 37.12 Average: 0 60.77 0.00 2.47 0.10 0.09 36.57 Average: 1 60.46 0.00 2.29 0.07 0.10 37.08 Average: 2 60.41 0.00 2.24 0.06 0.09 37.20 Average: 3 59.98 0.00 2.24 0.06 0.10 37.62