---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41 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 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 734 9467 4 5788 14911 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:c6:fc:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84123sec preferred_lft 84123sec inet6 fe80::f816:3eff:fec6:fcd9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:82:a4:b3:80:23 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-41) 09/04/26 _x86_64_ (4 CPU) 15:47:22 LINUX RESTART (4 CPU) 15:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:13 14.67 2.47 11.48 0.72 141.75 3747.80 1741.12 16:10:01 30.16 0.12 26.80 3.24 6.04 2665.68 10048.76 16:20:13 20.43 0.05 17.98 2.40 1.03 5713.01 8188.03 Average: 21.69 0.88 18.69 2.11 49.57 4062.82 6646.69 15:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:13 10204532 13718172 2240368 13.68 145508 3478520 2597128 14.91 607792 5162444 39664 16:10:01 8430392 12681468 3271764 19.98 175968 4134336 3560328 20.44 788984 6686920 306952 16:20:13 6795936 11978600 3969336 24.24 196576 4995884 4207808 24.15 922648 8143504 55056 Average: 8476953 12792747 3160489 19.30 172684 4202913 3455088 19.83 773141 6664289 133891 15:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:13 lo 290.44 290.44 276.58 276.58 0.00 0.00 0.00 0.00 16:00:13 ens3 128.02 101.65 837.93 16.50 0.00 0.00 0.00 0.00 16:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1582.82 1582.82 1509.11 1509.11 0.00 0.00 0.00 0.00 16:10:01 ens3 44.86 35.52 238.30 12.27 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:13 lo 408.56 408.56 388.43 388.43 0.00 0.00 0.00 0.00 16:20:13 ens3 40.29 34.13 107.33 12.25 0.00 0.00 0.00 0.00 16:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 752.65 752.65 717.11 717.11 0.00 0.00 0.00 0.00 Average: ens3 71.03 57.09 393.64 13.67 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-41) 09/04/26 _x86_64_ (4 CPU) 15:47:22 LINUX RESTART (4 CPU) 15:50:13 CPU %user %nice %system %iowait %steal %idle 16:00:13 all 29.94 0.00 1.28 0.07 0.02 68.69 16:00:13 0 30.00 0.00 1.44 0.09 0.02 68.45 16:00:13 1 30.23 0.00 1.42 0.08 0.02 68.26 16:00:13 2 30.09 0.00 1.32 0.06 0.02 68.52 16:00:13 3 29.44 0.00 0.95 0.06 0.02 69.53 16:10:01 all 57.98 0.00 2.66 0.08 0.03 39.24 16:10:01 0 56.84 0.00 2.66 0.09 0.02 40.38 16:10:01 1 57.61 0.00 2.67 0.09 0.03 39.60 16:10:01 2 57.40 0.00 2.46 0.11 0.03 40.00 16:10:01 3 60.08 0.00 2.86 0.05 0.03 36.98 16:20:13 all 55.37 0.00 2.24 0.05 0.03 42.30 16:20:13 0 53.79 0.00 2.38 0.09 0.03 43.72 16:20:13 1 58.71 0.00 2.64 0.02 0.03 38.60 16:20:13 2 54.68 0.00 2.00 0.08 0.03 43.21 16:20:13 3 54.30 0.00 1.97 0.02 0.03 43.68 Average: all 47.74 0.00 2.06 0.07 0.02 50.10 Average: 0 46.85 0.00 2.16 0.09 0.02 50.87 Average: 1 48.86 0.00 2.24 0.06 0.03 48.81 Average: 2 47.37 0.00 1.92 0.08 0.03 50.60 Average: 3 47.89 0.00 1.92 0.05 0.02 50.12