---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12202 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 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 652 8980 4 6356 14994 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:3d:ec:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.143/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84065sec preferred_lft 84065sec inet6 fe80::f816:3eff:fe3d:ec46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:b0:d5:63:ed:81 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-12202) 05/09/26 _x86_64_ (4 CPU) 05:23:21 LINUX RESTART (4 CPU) 05:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 25.61 0.43 22.13 3.04 19.52 3078.69 4663.57 05:50:07 31.88 0.01 28.57 3.30 0.22 2563.38 9288.68 06:00:12 26.16 0.31 10.92 14.94 11.67 7464.54 258620.98 Average: 27.90 0.25 20.54 7.10 10.43 4371.53 91084.16 05:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9333656 12904944 3053308 18.65 140900 3548340 3134840 17.99 690596 5955832 24192 05:50:07 8049704 12649332 3304440 20.18 160456 4509288 3231404 18.55 974000 6907224 590056 06:00:12 9224400 15374064 573844 3.50 176764 5992528 1108104 6.36 1559176 5058044 12 Average: 8869253 13642780 2310531 14.11 159373 4683385 2491449 14.30 1074591 5973700 204753 05:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1592.61 1592.61 1511.89 1511.89 0.00 0.00 0.00 0.00 05:40:01 ens3 61.66 46.59 58.40 14.87 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:07 lo 1443.96 1443.96 1375.13 1375.13 0.00 0.00 0.00 0.00 05:50:07 ens3 46.64 37.45 41.51 13.16 0.00 0.00 0.00 0.00 05:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:12 lo 243.59 243.59 6789.47 6789.47 0.00 0.00 0.00 0.00 06:00:12 ens3 68.24 78.33 107.17 940.74 0.00 0.00 0.00 0.00 06:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1091.92 1091.92 3229.71 3229.71 0.00 0.00 0.00 0.00 Average: ens3 58.82 54.13 69.03 323.71 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-12202) 05/09/26 _x86_64_ (4 CPU) 05:23:21 LINUX RESTART (4 CPU) 05:30:03 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 70.19 0.00 2.51 0.17 0.12 27.01 05:40:01 0 70.13 0.00 2.44 0.27 0.12 27.04 05:40:01 1 69.62 0.00 2.23 0.04 0.12 27.99 05:40:01 2 71.98 0.00 2.95 0.29 0.12 24.66 05:40:01 3 69.04 0.00 2.40 0.08 0.12 28.35 05:50:07 all 63.73 0.00 2.51 0.06 0.10 33.59 05:50:07 0 64.85 0.00 2.80 0.10 0.10 32.16 05:50:07 1 63.71 0.00 2.43 0.03 0.10 33.73 05:50:07 2 64.16 0.00 2.59 0.06 0.11 33.08 05:50:07 3 62.20 0.00 2.23 0.06 0.11 35.40 06:00:12 all 25.00 0.00 0.85 0.13 0.07 73.95 06:00:12 0 26.09 0.00 0.91 0.13 0.07 72.79 06:00:12 1 21.70 0.00 1.05 0.29 0.06 76.89 06:00:12 2 30.71 0.00 0.81 0.07 0.06 68.35 06:00:12 3 21.50 0.00 0.61 0.03 0.06 77.79 Average: all 52.89 0.00 1.95 0.12 0.10 44.94 Average: 0 53.63 0.00 2.05 0.17 0.10 44.05 Average: 1 51.61 0.00 1.90 0.12 0.09 46.28 Average: 2 55.52 0.00 2.11 0.14 0.10 42.13 Average: 3 50.81 0.00 1.75 0.06 0.09 47.29