---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8247 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 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 671 8632 4 6685 14975 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:04:81:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84193sec preferred_lft 84193sec inet6 fe80::f816:3eff:fe04:810a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:7e:80:36:a5:cf 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-8247) 02/06/26 _x86_64_ (4 CPU) 14:46:18 LINUX RESTART (4 CPU) 14:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 35.12 3.56 28.07 3.48 779.35 4488.29 26566.69 15:10:09 28.59 0.01 25.49 3.09 0.21 2373.77 8829.99 15:20:09 18.03 0.13 15.96 1.93 6.52 8575.41 3320.50 Average: 27.22 1.22 23.17 2.83 259.04 5137.33 12838.09 14:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 8836332 12701592 3255020 19.88 137744 3852468 3374340 19.37 874960 6280060 208188 15:10:09 8678180 12781408 3172332 19.38 158620 4043364 3196232 18.35 959204 6309676 21144 15:20:09 8873088 15357796 588268 3.59 177592 6325760 1105704 6.35 1780012 5205056 68 Average: 8795867 13613599 2338540 14.28 157985 4740531 2558759 14.69 1204725 5931597 76467 14:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 1481.12 1481.12 1404.96 1404.96 0.00 0.00 0.00 0.00 15:00:01 ens3 130.50 93.89 1124.14 19.32 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:09 lo 1169.93 1169.93 1113.68 1113.68 0.00 0.00 0.00 0.00 15:10:09 ens3 41.56 34.53 28.35 12.48 0.00 0.00 0.00 0.00 15:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:09 lo 509.58 509.58 7095.60 7095.60 0.00 0.00 0.00 0.00 15:20:09 ens3 58.04 57.94 122.66 421.66 0.00 0.00 0.00 0.00 15:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1052.39 1052.39 3203.25 3203.25 0.00 0.00 0.00 0.00 Average: ens3 76.36 61.89 420.84 151.10 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-8247) 02/06/26 _x86_64_ (4 CPU) 14:46:18 LINUX RESTART (4 CPU) 14:50:08 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 55.91 0.00 2.36 0.20 0.09 41.44 15:00:01 0 55.57 0.00 2.16 0.17 0.09 42.02 15:00:01 1 57.12 0.00 2.47 0.13 0.09 40.19 15:00:01 2 56.24 0.00 2.40 0.25 0.09 41.02 15:00:01 3 54.69 0.00 2.41 0.26 0.09 42.55 15:10:09 all 64.23 0.00 2.34 0.11 0.09 33.23 15:10:09 0 62.98 0.00 1.97 0.13 0.09 34.83 15:10:09 1 65.79 0.00 2.52 0.13 0.09 31.47 15:10:09 2 63.44 0.00 2.51 0.10 0.09 33.85 15:10:09 3 64.71 0.00 2.35 0.07 0.09 32.78 15:20:09 all 38.40 0.00 1.36 0.44 0.08 59.72 15:20:09 0 44.96 0.00 1.31 0.63 0.09 53.01 15:20:09 1 41.01 0.00 1.55 0.57 0.08 56.79 15:20:09 2 32.02 0.00 1.06 0.51 0.07 66.34 15:20:09 3 35.61 0.00 1.52 0.05 0.08 62.74 Average: all 52.87 0.00 2.02 0.25 0.09 44.78 Average: 0 54.53 0.00 1.81 0.31 0.09 43.26 Average: 1 54.66 0.00 2.18 0.28 0.09 42.79 Average: 2 50.58 0.00 1.99 0.29 0.09 47.06 Average: 3 51.71 0.00 2.09 0.12 0.09 45.99