---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23992 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 9.8G 68G 13% / 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 604 11263 4 4121 15042 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:0c:85:fb 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 85392sec preferred_lft 85392sec inet6 fe80::f816:3eff:fe0c:85fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:5e:0e:44:b5:e8 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-23992) 02/28/26 _x86_64_ (4 CPU) 04:38:50 LINUX RESTART (4 CPU) 04:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:00 53.77 3.41 42.79 7.57 170.13 5574.92 11307.89 Average: 53.77 3.41 42.79 7.57 170.13 5574.92 11307.89 04:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:00 10262220 13600496 2358464 14.40 151776 3312512 2488504 14.28 551280 5185228 144192 Average: 10262220 13600496 2358464 14.40 151776 3312512 2488504 14.28 551280 5185228 144192 04:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:00 lo 4160.64 4160.64 3965.93 3965.93 0.00 0.00 0.00 0.00 04:50:00 ens3 122.87 91.41 847.21 23.29 0.00 0.00 0.00 0.00 04:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4160.64 4160.64 3965.93 3965.93 0.00 0.00 0.00 0.00 Average: ens3 122.87 91.41 847.21 23.29 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-23992) 02/28/26 _x86_64_ (4 CPU) 04:38:50 LINUX RESTART (4 CPU) 04:40:00 CPU %user %nice %system %iowait %steal %idle 04:50:00 all 64.00 0.00 3.81 0.32 0.11 31.76 04:50:00 0 63.54 0.00 3.66 0.91 0.11 31.78 04:50:00 1 64.02 0.00 3.62 0.14 0.11 32.11 04:50:00 2 65.26 0.00 4.08 0.11 0.11 30.44 04:50:00 3 63.19 0.00 3.88 0.12 0.11 32.70 Average: all 64.00 0.00 3.81 0.32 0.11 31.76 Average: 0 63.54 0.00 3.66 0.91 0.11 31.78 Average: 1 64.02 0.00 3.62 0.14 0.11 32.11 Average: 2 65.26 0.00 4.08 0.11 0.11 30.44 Average: 3 63.19 0.00 3.88 0.12 0.11 32.70