---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7641 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 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 620 8844 4 6524 15026 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:e3:cb:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84446sec preferred_lft 84446sec inet6 fe80::f816:3eff:fee3:cbcd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:4f:c7:c8:50:07 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-7641) 02/04/26 _x86_64_ (4 CPU) 10:37:30 LINUX RESTART (4 CPU) 10:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 26.58 3.52 20.64 2.42 769.85 3658.93 12115.95 11:00:01 29.93 0.02 26.62 3.29 0.32 2392.19 45187.49 Average: 28.26 1.77 23.63 2.86 385.08 3025.54 28652.14 10:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 10037188 13587080 2372384 14.49 132108 3558864 2609160 14.98 816452 5141980 102052 11:00:01 8509712 12635292 3320192 20.28 151872 4073328 3541572 20.33 977836 6474108 259808 Average: 9273450 13111186 2846288 17.38 141990 3816096 3075366 17.65 897144 5808044 180930 10:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 1160.40 1160.40 1099.35 1099.35 0.00 0.00 0.00 0.00 10:50:01 ens3 114.47 87.24 986.27 17.71 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1339.87 1339.87 1275.68 1275.68 0.00 0.00 0.00 0.00 11:00:01 ens3 38.31 30.89 25.94 11.38 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1250.14 1250.14 1187.52 1187.52 0.00 0.00 0.00 0.00 Average: ens3 76.39 59.07 506.09 14.55 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-7641) 02/04/26 _x86_64_ (4 CPU) 10:37:30 LINUX RESTART (4 CPU) 10:40:01 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 43.14 0.00 1.90 0.14 0.07 54.76 10:50:01 0 42.03 0.00 1.94 0.09 0.08 55.86 10:50:01 1 43.21 0.00 1.63 0.14 0.08 54.94 10:50:01 2 43.90 0.00 1.86 0.25 0.07 53.91 10:50:01 3 43.40 0.00 2.16 0.08 0.06 54.31 11:00:01 all 65.39 0.00 2.43 0.10 0.10 31.98 11:00:01 0 65.37 0.00 2.55 0.10 0.10 31.88 11:00:01 1 65.38 0.00 2.35 0.13 0.10 32.04 11:00:01 2 66.46 0.00 2.32 0.10 0.10 31.01 11:00:01 3 64.35 0.00 2.50 0.07 0.10 32.98 Average: all 54.26 0.00 2.16 0.12 0.09 43.37 Average: 0 53.69 0.00 2.25 0.10 0.09 43.88 Average: 1 54.29 0.00 1.99 0.13 0.09 43.49 Average: 2 55.17 0.00 2.09 0.18 0.09 42.47 Average: 3 53.87 0.00 2.33 0.07 0.08 43.65