---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9510 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 11G 67G 14% / 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 672 9752 4 5564 14974 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:8b:00:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84602sec preferred_lft 84602sec inet6 fe80::f816:3eff:fe8b:8e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:4e:3c:df:81:2f 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-9510) 02/11/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:34 52.47 0.58 34.42 17.47 578.67 2452.20 346533.09 13:10:03 17.56 0.21 15.24 2.11 6.44 1545.67 21565.87 Average: 35.95 0.41 25.34 10.20 307.83 2023.15 192727.66 12:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:34 9597220 13173280 2785408 17.01 146528 3566996 3052992 17.52 840284 5561344 176 13:10:03 9496280 13410368 2545840 15.55 162084 3867428 2645292 15.18 954620 5526156 17740 Average: 9546750 13291824 2665624 16.28 154306 3717212 2849142 16.35 897452 5543750 8958 12:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:34 lo 30.75 30.75 7.11 7.11 0.00 0.00 0.00 0.00 13:00:34 ens3 27.75 20.98 287.47 4.11 0.00 0.00 0.00 0.00 13:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:03 lo 1308.04 1308.04 1221.21 1221.21 0.00 0.00 0.00 0.00 13:10:03 ens3 33.63 26.01 289.58 4.98 0.00 0.00 0.00 0.00 13:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 635.28 635.28 581.74 581.74 0.00 0.00 0.00 0.00 Average: ens3 30.53 23.36 288.47 4.52 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-9510) 02/11/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:34 all 28.16 0.00 1.23 1.51 0.09 69.01 13:00:34 0 27.58 0.00 1.10 0.64 0.09 70.60 13:00:34 1 28.23 0.00 1.36 1.70 0.10 68.61 13:00:34 2 28.23 0.00 1.35 3.05 0.09 67.28 13:00:34 3 28.60 0.00 1.10 0.68 0.09 69.53 13:10:03 all 30.05 0.00 1.59 1.27 0.09 66.99 13:10:03 0 30.04 0.00 1.33 2.77 0.10 65.76 13:10:03 1 29.33 0.00 1.68 1.28 0.10 67.61 13:10:03 2 29.91 0.00 1.56 0.63 0.09 67.82 13:10:03 3 30.94 0.00 1.79 0.41 0.10 66.77 Average: all 29.06 0.00 1.40 1.40 0.09 68.05 Average: 0 28.74 0.00 1.21 1.65 0.09 68.31 Average: 1 28.75 0.00 1.51 1.50 0.10 68.14 Average: 2 29.02 0.00 1.45 1.90 0.09 67.54 Average: 3 29.71 0.00 1.42 0.55 0.09 68.22