---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2801 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 640 8757 4 6590 15005 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:e2:ad:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84014sec preferred_lft 84014sec inet6 fe80::f816:3eff:fee2:adb8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:b2:8c:4c:a8:f5 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-2801) 04/14/26 _x86_64_ (4 CPU) 19:01:30 LINUX RESTART (4 CPU) 19:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:09 23.64 0.06 20.82 2.76 6.27 2285.91 3898.77 19:30:01 31.71 0.04 28.40 3.27 0.82 4499.58 16646.63 19:40:09 11.44 0.29 9.88 1.27 11.24 6291.71 2575.50 Average: 22.18 0.13 19.62 2.43 6.16 4366.90 7645.44 19:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:09 9472180 13079676 2877904 17.58 144200 3577300 2785168 15.99 708004 5774720 18024 19:30:01 7727132 12373192 3579700 21.86 163908 4550088 3352112 19.24 997664 7193784 2020 19:40:09 9006332 15394872 551596 3.37 180076 6219304 1100692 6.32 1648060 5190916 8 Average: 8735215 13615913 2336400 14.27 162728 4782231 2412657 13.85 1117909 6053140 6684 19:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:09 lo 1368.13 1368.13 1297.38 1297.38 0.00 0.00 0.00 0.00 19:20:09 ens3 43.39 36.45 26.77 12.31 0.00 0.00 0.00 0.00 19:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1346.11 1346.11 1278.83 1278.83 0.00 0.00 0.00 0.00 19:30:01 ens3 43.56 34.67 49.86 11.81 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:09 lo 2394.67 2394.67 9164.22 9164.22 0.00 0.00 0.00 0.00 19:40:09 ens3 74.78 87.34 142.92 1022.74 0.00 0.00 0.00 0.00 19:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1707.56 1707.56 3947.95 3947.95 0.00 0.00 0.00 0.00 Average: ens3 54.05 53.05 73.59 353.37 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-2801) 04/14/26 _x86_64_ (4 CPU) 19:01:30 LINUX RESTART (4 CPU) 19:10:09 CPU %user %nice %system %iowait %steal %idle 19:20:09 all 68.00 0.00 2.33 0.04 0.12 29.51 19:20:09 0 69.07 0.00 2.39 0.04 0.12 28.39 19:20:09 1 69.35 0.00 2.36 0.03 0.12 28.14 19:20:09 2 66.75 0.00 2.43 0.05 0.12 30.65 19:20:09 3 66.81 0.00 2.15 0.05 0.12 30.86 19:30:01 all 61.86 0.00 2.47 0.07 0.10 35.49 19:30:01 0 58.26 0.00 2.43 0.12 0.11 39.09 19:30:01 1 64.15 0.00 2.71 0.06 0.10 32.97 19:30:01 2 63.97 0.00 2.44 0.04 0.10 33.45 19:30:01 3 61.07 0.00 2.28 0.08 0.10 36.47 19:40:09 all 32.73 0.00 1.19 0.22 0.08 65.79 19:40:09 0 30.35 0.00 0.99 0.17 0.08 68.42 19:40:09 1 34.67 0.00 1.37 0.40 0.07 63.49 19:40:09 2 28.41 0.00 1.45 0.11 0.08 69.96 19:40:09 3 37.49 0.00 0.95 0.21 0.08 61.27 Average: all 54.05 0.00 1.99 0.11 0.10 43.75 Average: 0 52.41 0.00 1.93 0.11 0.10 45.45 Average: 1 55.91 0.00 2.14 0.17 0.10 41.69 Average: 2 52.86 0.00 2.10 0.07 0.10 44.88 Average: 3 55.01 0.00 1.79 0.11 0.10 42.98