---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12740 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 13G 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 670 8534 4 6784 14976 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:36:69:e9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84487sec preferred_lft 84487sec inet6 fe80::f816:3eff:fe36:69e9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:98:6f:0f:c2:04 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-12740) 02/17/26 _x86_64_ (4 CPU) 09:04:45 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:19 34.43 0.19 18.65 15.59 28.63 1967.37 238085.99 09:30:19 30.06 0.03 27.10 2.93 0.55 4401.07 10678.39 Average: 32.28 0.11 22.82 9.35 14.79 3166.68 126021.14 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:19 9102196 13107428 2848616 17.40 146776 3965748 2924056 16.78 927736 5936140 103400 09:30:19 7620752 12570180 3381400 20.65 163052 4851516 3268352 18.76 1207500 7091004 5316 Average: 8361474 12838804 3115008 19.03 154914 4408632 3096204 17.77 1067618 6513572 54358 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:19 lo 1282.71 1282.71 1215.92 1215.92 0.00 0.00 0.00 0.00 09:20:19 ens3 25.44 21.52 22.55 7.34 0.00 0.00 0.00 0.00 09:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:19 lo 1278.03 1278.03 1213.36 1213.36 0.00 0.00 0.00 0.00 09:30:19 ens3 25.85 20.88 24.01 6.77 0.00 0.00 0.00 0.00 09:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1280.41 1280.41 1214.66 1214.66 0.00 0.00 0.00 0.00 Average: ens3 25.64 21.20 23.27 7.06 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-12740) 02/17/26 _x86_64_ (4 CPU) 09:04:45 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:19 all 67.04 0.00 2.39 0.25 0.15 30.17 09:20:19 0 66.77 0.00 2.33 0.15 0.15 30.60 09:20:19 1 67.15 0.00 2.83 0.30 0.15 29.56 09:20:19 2 67.42 0.00 2.26 0.39 0.15 29.78 09:20:19 3 66.81 0.00 2.14 0.15 0.15 30.74 09:30:19 all 60.79 0.00 2.58 0.17 0.18 36.29 09:30:19 0 60.51 0.00 2.62 0.09 0.17 36.62 09:30:19 1 60.18 0.00 2.47 0.10 0.18 37.07 09:30:19 2 62.15 0.00 2.68 0.09 0.19 34.90 09:30:19 3 60.32 0.00 2.56 0.39 0.17 36.56 Average: all 63.96 0.00 2.48 0.21 0.16 33.18 Average: 0 63.69 0.00 2.47 0.12 0.16 33.56 Average: 1 63.72 0.00 2.65 0.20 0.16 33.26 Average: 2 64.83 0.00 2.47 0.24 0.17 32.30 Average: 3 63.62 0.00 2.35 0.27 0.16 33.61