---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14382 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: 5600.00 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 719 9442 4 5827 14927 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:bb:92:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84489sec preferred_lft 84489sec inet6 fe80::f816:3eff:febb:9252/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:2c:b3:d9:d0:1f 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-14382) 02/18/26 _x86_64_ (4 CPU) 12:36:52 LINUX RESTART (4 CPU) 12:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:12 29.62 3.11 24.21 2.29 749.81 5427.50 7687.77 13:00:04 31.45 0.06 28.02 3.36 1.50 3136.34 12317.38 Average: 30.53 1.60 26.10 2.82 379.31 4293.10 9979.98 12:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:12 9031288 13134916 2820668 17.23 161492 4023132 3023704 17.36 936776 5981596 191780 13:00:04 6922776 12265252 3683784 22.50 193456 5165408 3894020 22.35 1220648 7714636 850532 Average: 7977032 12700084 3252226 19.86 177474 4594270 3458862 19.85 1078712 6848116 521156 12:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:12 lo 776.01 776.01 738.96 738.96 0.00 0.00 0.00 0.00 12:50:12 ens3 115.47 84.89 964.49 17.76 0.00 0.00 0.00 0.00 12:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:04 lo 1366.95 1366.95 1302.20 1302.20 0.00 0.00 0.00 0.00 13:00:04 ens3 46.93 37.06 212.00 11.39 0.00 0.00 0.00 0.00 13:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1068.59 1068.59 1017.83 1017.83 0.00 0.00 0.00 0.00 Average: ens3 81.54 61.21 591.92 14.61 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-14382) 02/18/26 _x86_64_ (4 CPU) 12:36:52 LINUX RESTART (4 CPU) 12:40:09 CPU %user %nice %system %iowait %steal %idle 12:50:12 all 65.11 0.00 2.38 2.90 0.13 29.47 12:50:12 0 65.33 0.00 2.46 5.04 0.13 27.04 12:50:12 1 63.13 0.00 2.47 3.38 0.13 30.89 12:50:12 2 65.19 0.00 2.27 1.90 0.13 30.52 12:50:12 3 66.81 0.00 2.31 1.30 0.13 29.44 13:00:04 all 55.92 0.00 2.52 0.47 0.13 40.95 13:00:04 0 52.77 0.00 2.45 0.37 0.13 44.28 13:00:04 1 56.76 0.00 2.72 0.19 0.13 40.21 13:00:04 2 54.49 0.00 2.52 1.08 0.13 41.78 13:00:04 3 59.68 0.00 2.40 0.25 0.13 37.55 Average: all 60.57 0.00 2.45 1.70 0.13 35.15 Average: 0 59.11 0.00 2.46 2.73 0.13 35.57 Average: 1 59.98 0.00 2.59 1.80 0.13 35.50 Average: 2 59.90 0.00 2.40 1.49 0.13 36.09 Average: 3 63.28 0.00 2.36 0.78 0.13 33.45