---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7235 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 65G 17% / 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 682 7954 4 7352 14963 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:7f:b8:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83780sec preferred_lft 83780sec inet6 fe80::f816:3eff:fe7f:b85b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:2d:82:af:db:14 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-7235) 09/11/26 _x86_64_ (4 CPU) 11:43:14 LINUX RESTART (4 CPU) 11:50:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:01 22.93 0.08 20.07 2.79 6.92 2373.44 3653.95 12:10:02 34.60 0.02 30.97 3.62 0.53 2690.42 21769.75 12:20:02 8.55 0.04 8.28 0.23 0.56 7811.76 1551.35 Average: 22.02 0.04 19.77 2.21 2.61 4315.47 9068.30 11:50:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:01 8942068 12922472 3032588 18.52 148140 3934144 3104596 17.82 735724 6284216 25832 12:10:02 8148712 12730828 3221108 19.67 173936 4476516 3236680 18.58 872972 6882224 180176 12:20:02 5489652 12316740 3627076 22.15 189120 6630524 3662656 21.02 1703380 8642088 183520 Average: 7526811 12656680 3293591 20.12 170399 5013728 3334644 19.14 1104025 7269509 129843 11:50:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:01 lo 1392.04 1392.04 1319.14 1319.14 0.00 0.00 0.00 0.00 12:00:01 ens3 50.34 36.32 49.21 13.26 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:02 lo 1563.90 1563.90 1490.11 1490.11 0.00 0.00 0.00 0.00 12:10:02 ens3 38.67 28.67 26.55 12.09 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 2549.60 2549.60 9294.91 9294.91 0.00 0.00 0.00 0.00 12:20:02 ens3 24.36 20.72 122.99 4.96 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1840.69 1840.69 4067.95 4067.95 0.00 0.00 0.00 0.00 Average: ens3 37.63 28.47 66.44 10.07 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-7235) 09/11/26 _x86_64_ (4 CPU) 11:43:14 LINUX RESTART (4 CPU) 11:50:24 CPU %user %nice %system %iowait %steal %idle 12:00:01 all 64.93 0.00 2.51 0.06 0.03 32.48 12:00:01 0 62.09 0.00 2.46 0.08 0.03 35.34 12:00:01 1 65.51 0.00 2.52 0.04 0.03 31.90 12:00:01 2 67.87 0.00 2.44 0.05 0.04 29.61 12:00:01 3 64.23 0.00 2.61 0.06 0.03 33.07 12:10:02 all 61.93 0.00 2.77 0.15 0.03 35.11 12:10:02 0 61.47 0.00 2.70 0.18 0.04 35.62 12:10:02 1 64.43 0.00 3.01 0.20 0.03 32.33 12:10:02 2 60.85 0.00 2.91 0.09 0.03 36.12 12:10:02 3 60.98 0.00 2.48 0.15 0.03 36.36 12:20:02 all 30.43 0.00 1.41 0.16 0.03 67.96 12:20:02 0 28.27 0.00 1.35 0.04 0.03 70.31 12:20:02 1 27.57 0.00 1.47 0.24 0.03 70.69 12:20:02 2 36.02 0.00 1.43 0.30 0.04 62.22 12:20:02 3 29.87 0.00 1.39 0.06 0.03 68.64 Average: all 52.27 0.00 2.23 0.12 0.03 45.35 Average: 0 50.46 0.00 2.17 0.10 0.03 47.24 Average: 1 52.33 0.00 2.33 0.16 0.03 45.15 Average: 2 54.73 0.00 2.25 0.15 0.04 42.83 Average: 3 51.54 0.00 2.15 0.09 0.03 46.19