---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60874 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 699 8498 4 6791 14946 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:7a:88:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84193sec preferred_lft 84193sec inet6 fe80::f816:3eff:fe7a:8892/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:70:01:90:22:6c 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60874) 09/30/26 _x86_64_ (4 CPU) 13:57:13 LINUX RESTART (4 CPU) 14:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:49 44.91 2.28 26.72 15.92 136.88 4484.51 227679.20 14:20:49 32.73 0.02 29.40 3.31 0.59 4611.93 29987.31 14:30:25 10.99 0.19 9.63 1.17 11.28 6445.71 51421.91 Average: 30.19 0.88 22.21 7.11 52.31 5145.87 106881.15 14:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:49 9295136 13119512 2835564 17.32 144268 3787120 2989328 17.16 711072 5965660 24164 14:20:49 7708312 12580092 3370288 20.58 163736 4766968 3389984 19.46 1003048 7202876 2820 14:30:25 8794544 15388184 557184 3.40 179524 6417008 1135008 6.51 1654972 5411992 28048 Average: 8599331 13695929 2254345 13.77 162509 4990365 2504773 14.38 1123031 6193509 18344 14:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:49 lo 1506.50 1506.50 1430.20 1430.20 0.00 0.00 0.00 0.00 14:10:49 ens3 102.08 75.74 571.42 17.55 0.00 0.00 0.00 0.00 14:10:49 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:49 lo 1471.12 1471.12 1401.64 1401.64 0.00 0.00 0.00 0.00 14:20:49 ens3 42.44 33.60 32.65 13.17 0.00 0.00 0.00 0.00 14:20:49 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:25 lo 2663.79 2663.79 9692.53 9692.53 0.00 0.00 0.00 0.00 14:30:25 ens3 22.99 20.01 99.77 9.43 0.00 0.00 0.00 0.00 14:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1860.34 1860.34 4030.17 4030.17 0.00 0.00 0.00 0.00 Average: ens3 57.45 44.25 244.96 13.54 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60874) 09/30/26 _x86_64_ (4 CPU) 13:57:13 LINUX RESTART (4 CPU) 14:00:03 CPU %user %nice %system %iowait %steal %idle 14:10:49 all 66.57 0.00 2.65 0.11 0.02 30.66 14:10:49 0 66.61 0.00 3.17 0.12 0.02 30.07 14:10:49 1 64.91 0.00 2.57 0.13 0.02 32.37 14:10:49 2 67.67 0.00 2.37 0.08 0.02 29.85 14:10:49 3 67.07 0.00 2.47 0.11 0.03 30.33 14:20:49 all 61.14 0.00 2.72 0.13 0.03 35.99 14:20:49 0 62.62 0.00 2.45 0.19 0.03 34.72 14:20:49 1 58.24 0.00 2.98 0.11 0.03 38.64 14:20:49 2 63.69 0.00 2.51 0.10 0.02 33.68 14:20:49 3 60.00 0.00 2.93 0.11 0.03 36.94 14:30:25 all 28.62 0.00 1.35 0.14 0.02 69.87 14:30:25 0 21.26 0.00 1.13 0.07 0.02 77.52 14:30:25 1 27.74 0.00 1.97 0.02 0.02 70.25 14:30:25 2 31.61 0.00 1.27 0.28 0.02 66.83 14:30:25 3 33.89 0.00 1.03 0.18 0.02 64.88 Average: all 52.78 0.00 2.26 0.12 0.02 44.81 Average: 0 50.95 0.00 2.29 0.13 0.02 46.61 Average: 1 50.96 0.00 2.52 0.09 0.02 46.41 Average: 2 54.97 0.00 2.07 0.15 0.02 42.79 Average: 3 54.25 0.00 2.17 0.13 0.02 43.42