---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7439 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: 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 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 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 686 9019 4 6282 14958 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:29:c6:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84377sec preferred_lft 84377sec inet6 fe80::f816:3eff:fe29:c6d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:a4:e8:7b:90:fb 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-7439) 09/12/26 _x86_64_ (4 CPU) 03:20:28 LINUX RESTART (4 CPU) 03:30:32 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:40:38 27.76 0.02 24.92 2.82 0.63 2360.33 7800.68 03:50:27 12.41 0.02 11.32 1.06 0.90 3234.37 5970.07 Average: 20.20 0.02 18.22 1.95 0.76 2791.10 6898.47 03:30:32 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:38 8416916 12576460 3376920 20.62 153848 4094736 3542240 20.33 784892 6747768 113068 03:50:27 5134988 10012056 5938676 36.27 164220 4776564 5642060 32.39 1016092 9726644 29888 Average: 6775952 11294258 4657798 28.45 159034 4435650 4592150 26.36 900492 8237206 71478 03:30:32 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:38 lo 1310.07 1310.07 1247.76 1247.76 0.00 0.00 0.00 0.00 03:40:38 ens3 45.00 33.67 29.74 13.88 0.00 0.00 0.00 0.00 03:40:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:27 lo 528.39 528.39 5048.78 5048.78 0.00 0.00 0.00 0.00 03:50:27 ens3 24.37 16.86 12.82 7.21 0.00 0.00 0.00 0.00 03:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 924.82 924.82 3121.06 3121.06 0.00 0.00 0.00 0.00 Average: ens3 34.83 25.39 21.40 10.59 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-7439) 09/12/26 _x86_64_ (4 CPU) 03:20:28 LINUX RESTART (4 CPU) 03:30:32 CPU %user %nice %system %iowait %steal %idle 03:40:38 all 65.47 0.00 2.55 0.08 0.03 31.87 03:40:38 0 66.03 0.00 2.50 0.06 0.03 31.37 03:40:38 1 63.69 0.00 2.73 0.05 0.03 33.50 03:40:38 2 66.80 0.00 2.34 0.09 0.03 30.74 03:40:38 3 65.35 0.00 2.62 0.12 0.03 31.87 03:50:27 all 34.45 0.00 1.40 0.07 0.02 64.06 03:50:27 0 33.09 0.00 1.49 0.04 0.02 65.36 03:50:27 1 34.04 0.00 1.48 0.07 0.03 64.38 03:50:27 2 34.77 0.00 1.26 0.11 0.02 63.84 03:50:27 3 35.91 0.00 1.35 0.05 0.02 62.67 Average: all 50.15 0.00 1.98 0.07 0.03 47.77 Average: 0 49.76 0.00 2.00 0.05 0.03 48.16 Average: 1 49.04 0.00 2.11 0.06 0.03 48.76 Average: 2 51.00 0.00 1.81 0.10 0.02 47.07 Average: 3 50.83 0.00 1.99 0.09 0.03 47.06