---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20729 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 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 732 9546 4 5709 14913 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:79:f6:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84050sec preferred_lft 84050sec inet6 fe80::f816:3eff:fe79:f6f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:2a:8a:31:d3:dd 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-20729) 02/25/26 _x86_64_ (4 CPU) 20:24:19 LINUX RESTART (4 CPU) 20:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:09 18.45 0.78 16.40 1.27 24.29 4692.08 2225.48 20:50:09 58.63 0.00 47.54 11.09 0.00 3258.59 30072.18 21:00:10 27.62 0.14 23.01 4.47 6.48 4789.20 9351.82 Average: 34.86 0.31 28.95 5.60 10.30 4247.86 13850.58 20:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:09 9355284 13414588 2539240 15.51 180960 3938584 3061560 17.57 740524 5815660 237600 20:50:09 8519408 12951032 2998796 18.32 208164 4249616 3231472 18.55 846080 6515536 113772 21:00:10 9900608 15381176 563980 3.44 243968 5206432 1103448 6.33 1219128 4690492 60 Average: 9258433 13915599 2034005 12.42 211031 4464877 2465493 14.15 935244 5673896 117144 20:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:09 lo 213.85 213.85 202.80 202.80 0.00 0.00 0.00 0.00 20:40:09 ens3 97.82 71.12 309.76 20.36 0.00 0.00 0.00 0.00 20:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:09 lo 5817.20 5817.20 5544.98 5544.98 0.00 0.00 0.00 0.00 20:50:09 ens3 88.04 63.77 29.83 22.27 0.00 0.00 0.00 0.00 20:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:10 lo 1926.97 1926.97 1823.31 1823.31 0.00 0.00 0.00 0.00 21:00:10 ens3 111.30 103.53 139.80 161.85 0.00 0.00 0.00 0.00 21:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2645.85 2645.85 2517.20 2517.20 0.00 0.00 0.00 0.00 Average: ens3 99.05 79.45 160.22 68.02 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-20729) 02/25/26 _x86_64_ (4 CPU) 20:24:19 LINUX RESTART (4 CPU) 20:30:04 CPU %user %nice %system %iowait %steal %idle 20:40:09 all 68.79 0.00 2.43 0.03 0.12 28.63 20:40:09 0 69.50 0.00 2.24 0.02 0.12 28.12 20:40:09 1 67.98 0.00 2.52 0.05 0.12 29.34 20:40:09 2 69.24 0.00 2.54 0.04 0.12 28.07 20:40:09 3 68.43 0.00 2.42 0.03 0.12 29.00 20:50:09 all 60.92 0.00 4.21 0.11 0.10 34.66 20:50:09 0 59.53 0.00 3.29 0.08 0.09 37.01 20:50:09 1 60.56 0.00 4.28 0.19 0.10 34.87 20:50:09 2 61.16 0.00 4.89 0.08 0.10 33.77 20:50:09 3 62.42 0.00 4.38 0.09 0.10 33.01 21:00:10 all 44.45 0.00 2.34 0.08 0.08 53.05 21:00:10 0 39.97 0.00 2.35 0.03 0.08 57.57 21:00:10 1 46.04 0.00 2.44 0.16 0.08 51.28 21:00:10 2 48.75 0.00 2.38 0.03 0.08 48.77 21:00:10 3 43.03 0.00 2.18 0.11 0.08 54.59 Average: all 58.08 0.00 2.99 0.08 0.10 38.76 Average: 0 56.36 0.00 2.63 0.04 0.10 40.87 Average: 1 58.22 0.00 3.08 0.13 0.10 38.47 Average: 2 59.74 0.00 3.26 0.05 0.10 36.85 Average: 3 57.99 0.00 2.99 0.08 0.10 38.84