---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9236 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 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 672 8807 4 6509 14973 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:5d:f5:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84567sec preferred_lft 84567sec inet6 fe80::f816:3eff:fe5d:f5df/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:f8:92:25:05:f3 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-9236) 09/18/26 _x86_64_ (4 CPU) 06:56:10 LINUX RESTART (4 CPU) 07:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:16 21.61 0.10 18.90 2.62 7.77 2188.10 16298.50 07:20:17 31.93 0.04 28.73 3.15 0.85 4466.37 26602.37 Average: 26.76 0.07 23.81 2.88 4.32 3325.66 21443.33 07:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:16 8870720 12582604 3374272 20.61 138312 3686112 3506772 20.13 682056 6421012 14588 07:20:17 7854476 12594924 3357112 20.50 160928 4644380 3429404 19.68 966988 7100284 2456 Average: 8362598 12588764 3365692 20.56 149620 4165246 3468088 19.91 824522 6760648 8522 07:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:16 lo 1365.29 1365.29 1294.47 1294.47 0.00 0.00 0.00 0.00 07:10:16 ens3 38.02 28.62 48.56 8.30 0.00 0.00 0.00 0.00 07:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:17 lo 1460.16 1460.16 1389.31 1389.31 0.00 0.00 0.00 0.00 07:20:17 ens3 26.63 21.79 34.28 7.10 0.00 0.00 0.00 0.00 07:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1412.66 1412.66 1341.83 1341.83 0.00 0.00 0.00 0.00 Average: ens3 32.33 25.21 41.43 7.70 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-9236) 09/18/26 _x86_64_ (4 CPU) 06:56:10 LINUX RESTART (4 CPU) 07:00:14 CPU %user %nice %system %iowait %steal %idle 07:10:16 all 67.47 0.00 2.50 0.05 0.03 29.94 07:10:16 0 67.92 0.00 2.60 0.05 0.03 29.40 07:10:16 1 67.39 0.00 2.47 0.07 0.02 30.04 07:10:16 2 67.55 0.00 2.34 0.04 0.04 30.03 07:10:16 3 67.02 0.00 2.61 0.05 0.03 30.28 07:20:17 all 60.30 0.00 2.76 0.10 0.03 36.81 07:20:17 0 59.52 0.00 2.62 0.11 0.03 37.72 07:20:17 1 59.78 0.00 2.93 0.15 0.03 37.11 07:20:17 2 58.87 0.00 3.04 0.09 0.03 37.97 07:20:17 3 63.03 0.00 2.42 0.06 0.03 34.46 Average: all 63.89 0.00 2.63 0.08 0.03 33.37 Average: 0 63.73 0.00 2.61 0.08 0.03 33.55 Average: 1 63.59 0.00 2.70 0.11 0.03 33.57 Average: 2 63.22 0.00 2.69 0.07 0.03 33.99 Average: 3 65.03 0.00 2.52 0.06 0.03 32.37