---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13143 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 654 8942 4 6393 14992 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:02:29:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.255/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84575sec preferred_lft 84575sec inet6 fe80::f816:3eff:fe02:2920/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:dc:de:20:27:8c 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-13143) 02/18/26 _x86_64_ (4 CPU) 06:26:21 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 24.44 0.43 21.23 2.79 20.78 2273.32 8262.41 06:50:01 33.10 0.01 29.76 3.33 0.13 3096.54 14612.46 Average: 28.77 0.22 25.50 3.06 10.45 2685.07 11438.49 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9243320 12721800 3236920 19.77 137308 3463424 3328752 19.11 688916 6055780 20716 06:50:01 7935380 12476112 3477452 21.24 158344 4456112 3506296 20.13 985568 7003156 488860 Average: 8589350 12598956 3357186 20.50 147826 3959768 3417524 19.62 837242 6529468 254788 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1453.12 1453.12 1378.00 1378.00 0.00 0.00 0.00 0.00 06:40:01 ens3 33.23 28.86 52.02 9.22 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1450.58 1450.58 1381.56 1381.56 0.00 0.00 0.00 0.00 06:50:01 ens3 31.83 24.03 25.16 7.83 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1451.85 1451.85 1379.78 1379.78 0.00 0.00 0.00 0.00 Average: ens3 32.53 26.44 38.58 8.53 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-13143) 02/18/26 _x86_64_ (4 CPU) 06:26:21 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 67.79 0.00 2.31 0.14 0.11 29.65 06:40:01 0 67.78 0.00 2.65 0.19 0.11 29.27 06:40:01 1 68.22 0.00 2.12 0.10 0.11 29.45 06:40:01 2 67.14 0.00 2.15 0.11 0.11 30.49 06:40:01 3 68.01 0.00 2.32 0.15 0.11 29.41 06:50:01 all 61.13 0.00 2.46 0.95 0.10 35.36 06:50:01 0 60.89 0.00 2.01 0.44 0.10 36.56 06:50:01 1 63.38 0.00 2.58 0.62 0.10 33.31 06:50:01 2 61.90 0.00 2.46 1.57 0.11 33.96 06:50:01 3 58.33 0.00 2.79 1.18 0.10 37.60 Average: all 64.46 0.00 2.39 0.54 0.11 32.50 Average: 0 64.34 0.00 2.33 0.31 0.11 32.91 Average: 1 65.80 0.00 2.35 0.36 0.11 31.38 Average: 2 64.52 0.00 2.30 0.84 0.11 32.23 Average: 3 63.17 0.00 2.56 0.66 0.11 33.50