---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-30770 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 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 716 9592 4 5680 14930 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:65:d5:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84324sec preferred_lft 84324sec inet6 fe80::f816:3eff:fe65:d51d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:14:9b:06:8e:ba 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-30770) 06/26/26 _x86_64_ (4 CPU) 06:27:37 LINUX RESTART (4 CPU) 06:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:08 18.66 2.65 15.11 0.90 147.09 4106.97 2117.83 06:50:01 33.71 0.06 29.93 3.72 1.67 3198.00 23118.28 07:00:08 22.80 0.30 19.93 2.58 11.91 6247.95 4842.32 Average: 25.01 1.00 21.62 2.39 53.60 4528.96 9958.32 06:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:08 8901152 12778152 3177848 19.41 154480 3794076 3464656 19.89 709608 6312356 205228 06:50:01 8146220 12511436 3440380 21.01 180888 4213108 3676556 21.10 867608 6859464 184288 07:00:08 9915244 15369500 576160 3.52 207860 5209756 1111908 6.38 951420 4922220 72 Average: 8987539 13553029 2398129 14.65 181076 4405647 2751040 15.79 842879 6031347 129863 06:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:08 lo 404.85 404.85 385.33 385.33 0.00 0.00 0.00 0.00 06:40:08 ens3 109.85 83.16 827.60 15.65 0.00 0.00 0.00 0.00 06:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1825.66 1825.66 1740.67 1740.67 0.00 0.00 0.00 0.00 06:50:01 ens3 47.33 36.14 129.43 10.96 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:08 lo 108.85 108.85 95.85 95.85 0.00 0.00 0.00 0.00 07:00:08 ens3 70.13 63.81 114.77 185.51 0.00 0.00 0.00 0.00 07:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 773.41 773.41 734.52 734.52 0.00 0.00 0.00 0.00 Average: ens3 75.85 61.14 357.21 71.36 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-30770) 06/26/26 _x86_64_ (4 CPU) 06:27:37 LINUX RESTART (4 CPU) 06:30:08 CPU %user %nice %system %iowait %steal %idle 06:40:08 all 44.40 0.00 1.45 0.31 0.08 53.77 06:40:08 0 45.80 0.00 1.61 0.37 0.07 52.15 06:40:08 1 42.28 0.00 1.63 0.13 0.08 55.87 06:40:08 2 44.95 0.00 1.48 0.27 0.08 53.22 06:40:08 3 44.56 0.00 1.06 0.49 0.08 53.81 06:50:01 all 60.45 0.00 2.55 0.98 0.10 35.92 06:50:01 0 58.63 0.00 2.30 0.79 0.10 38.18 06:50:01 1 62.81 0.00 2.79 1.29 0.11 33.00 06:50:01 2 60.08 0.00 2.76 1.21 0.10 35.86 06:50:01 3 60.27 0.00 2.36 0.65 0.10 36.62 07:00:08 all 47.95 0.00 1.66 1.65 0.09 48.66 07:00:08 0 49.23 0.00 1.66 2.00 0.09 47.02 07:00:08 1 48.64 0.00 1.81 0.91 0.09 48.55 07:00:08 2 45.33 0.00 1.49 2.60 0.09 50.49 07:00:08 3 48.58 0.00 1.67 1.07 0.10 48.58 Average: all 50.87 0.00 1.88 0.98 0.09 46.17 Average: 0 51.18 0.00 1.85 1.06 0.09 45.82 Average: 1 51.18 0.00 2.07 0.78 0.09 45.88 Average: 2 50.06 0.00 1.91 1.36 0.09 46.58 Average: 3 51.08 0.00 1.69 0.74 0.09 46.39