---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10796 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 nrip_save 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 651 8847 4 6490 14995 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:b1:64:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84155sec preferred_lft 84155sec inet6 fe80::f816:3eff:feb1:64cd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:3b:fe:97:ac:88 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-10796) 11/15/25 _x86_64_ (4 CPU) 10:37:42 LINUX RESTART (4 CPU) 10:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:14 19.10 2.55 5.56 10.99 656.64 893.96 244610.55 11:00:14 28.10 1.01 23.78 3.31 42.93 3728.08 13457.93 11:10:14 36.64 0.04 33.07 3.52 0.47 7883.01 18360.65 Average: 27.94 1.20 20.80 5.94 233.35 4168.35 92143.05 10:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:14 11609012 14562732 1402064 8.56 110144 3023212 1835120 10.53 605336 3813432 269912 11:00:14 9515392 13209548 2748992 16.79 140156 3678032 3042384 17.46 868696 5602444 102332 11:10:14 6333320 12607656 3340696 20.40 169084 6132564 3294360 18.91 1749428 7798564 598596 Average: 9152575 13459979 2497251 15.25 139795 4277936 2723955 15.64 1074487 5738147 323613 10:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:14 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 10:50:14 ens3 51.90 41.68 703.14 6.92 0.00 0.00 0.00 0.00 10:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:14 lo 1517.69 1517.69 1438.95 1438.95 0.00 0.00 0.00 0.00 11:00:14 ens3 55.15 42.66 302.06 14.85 0.00 0.00 0.00 0.00 11:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:14 lo 1298.98 1298.98 1236.81 1236.81 0.00 0.00 0.00 0.00 11:10:14 ens3 52.32 41.71 156.20 16.00 0.00 0.00 0.00 0.00 11:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 938.95 938.95 891.93 891.93 0.00 0.00 0.00 0.00 Average: ens3 53.12 42.02 387.13 12.59 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-10796) 11/15/25 _x86_64_ (4 CPU) 10:37:42 LINUX RESTART (4 CPU) 10:40:14 CPU %user %nice %system %iowait %steal %idle 10:50:14 all 5.06 0.00 0.34 0.14 0.04 94.42 10:50:14 0 5.79 0.00 0.30 0.08 0.04 93.79 10:50:14 1 4.97 0.00 0.32 0.18 0.02 94.50 10:50:14 2 5.13 0.00 0.43 0.10 0.04 94.30 10:50:14 3 4.35 0.00 0.29 0.21 0.04 95.11 11:00:14 all 64.36 0.00 2.55 0.12 0.12 32.86 11:00:14 0 63.30 0.00 2.41 0.17 0.12 33.99 11:00:14 1 64.86 0.00 2.64 0.05 0.12 32.33 11:00:14 2 67.44 0.00 2.70 0.07 0.12 29.67 11:00:14 3 61.82 0.00 2.43 0.19 0.12 35.43 11:10:14 all 61.88 0.00 2.68 0.30 0.11 35.03 11:10:14 0 58.94 0.00 2.55 0.14 0.11 38.27 11:10:14 1 67.13 0.00 2.88 0.22 0.11 29.65 11:10:14 2 59.07 0.00 2.82 0.65 0.11 37.35 11:10:14 3 62.39 0.00 2.47 0.17 0.11 34.86 Average: all 43.71 0.00 1.85 0.19 0.09 54.16 Average: 0 42.58 0.00 1.75 0.13 0.09 55.45 Average: 1 45.62 0.00 1.95 0.15 0.08 52.20 Average: 2 43.85 0.00 1.98 0.27 0.09 53.81 Average: 3 42.81 0.00 1.73 0.19 0.09 55.18