---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12672 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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): 8 On-line CPU(s) list: 0-7 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): 8 Stepping: 0 BogoMIPS: 5600.00 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 911 25230 4 5950 30713 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:f2:1b:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84465sec preferred_lft 84465sec inet6 fe80::f816:3eff:fef2:1b9a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:81:7b:d9:53:b7 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12672) 12/11/25 _x86_64_ (8 CPU) 14:59:58 LINUX RESTART (8 CPU) 15:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:00 70.52 17.93 49.74 2.85 1807.12 10376.14 6090.08 15:20:00 37.06 0.12 32.26 4.68 5.48 3208.91 7515.83 15:30:00 32.73 0.01 28.54 4.18 0.09 3404.64 15994.99 Average: 46.76 6.01 36.84 3.91 603.80 5661.55 9868.31 15:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:00 26404508 29599348 2714292 8.26 148500 3294364 3387884 9.99 659728 5387376 59656 15:20:00 25722572 29333328 2974804 9.05 189076 3628316 3036388 8.95 780320 5868012 10704 15:30:00 24803444 28995732 3308472 10.07 211784 4145208 3554704 10.48 922284 6633092 75932 Average: 25643508 29309469 2999189 9.13 183120 3689296 3326325 9.81 787444 5962827 48764 15:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:00 lo 820.71 820.71 780.74 780.74 0.00 0.00 0.00 0.00 15:10:00 ens3 120.67 91.73 939.33 19.65 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:00 lo 2093.30 2093.30 1992.72 1992.72 0.00 0.00 0.00 0.00 15:20:00 ens3 22.76 18.57 9.47 6.76 0.00 0.00 0.00 0.00 15:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:00 lo 1613.63 1613.63 1535.39 1535.39 0.00 0.00 0.00 0.00 15:30:00 ens3 28.80 22.45 10.63 7.85 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1509.46 1509.46 1436.52 1436.52 0.00 0.00 0.00 0.00 Average: ens3 57.39 44.24 319.59 11.42 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12672) 12/11/25 _x86_64_ (8 CPU) 14:59:58 LINUX RESTART (8 CPU) 15:00:00 CPU %user %nice %system %iowait %steal %idle 15:10:00 all 36.23 0.00 1.63 0.77 0.07 61.30 15:10:00 0 38.71 0.00 1.67 0.50 0.07 59.05 15:10:00 1 35.25 0.00 1.67 0.22 0.07 62.78 15:10:00 2 38.83 0.00 1.73 0.16 0.08 59.21 15:10:00 3 36.02 0.00 1.36 0.39 0.07 62.16 15:10:00 4 33.72 0.00 1.57 1.75 0.07 62.89 15:10:00 5 36.66 0.00 1.77 0.78 0.08 60.71 15:10:00 6 34.33 0.00 1.46 0.83 0.06 63.33 15:10:00 7 36.35 0.00 1.80 1.52 0.07 60.26 15:20:00 all 35.45 0.00 1.72 0.08 0.07 62.67 15:20:00 0 34.03 0.00 1.71 0.07 0.08 64.11 15:20:00 1 38.75 0.00 1.70 0.06 0.08 59.41 15:20:00 2 37.95 0.00 1.95 0.04 0.07 59.99 15:20:00 3 30.55 0.00 1.42 0.08 0.08 67.87 15:20:00 4 37.13 0.00 1.75 0.06 0.07 60.98 15:20:00 5 32.74 0.00 1.64 0.05 0.07 65.50 15:20:00 6 37.78 0.00 1.98 0.16 0.08 60.01 15:20:00 7 34.69 0.00 1.63 0.16 0.07 63.45 15:30:00 all 36.50 0.00 1.74 0.10 0.08 61.58 15:30:00 0 32.47 0.00 1.81 0.27 0.08 65.37 15:30:00 1 37.96 0.00 1.73 0.05 0.08 60.19 15:30:00 2 40.47 0.00 1.85 0.04 0.08 57.56 15:30:00 3 37.29 0.00 1.70 0.04 0.08 60.89 15:30:00 4 30.83 0.00 1.68 0.13 0.07 67.30 15:30:00 5 39.73 0.00 1.91 0.11 0.08 58.17 15:30:00 6 36.61 0.00 1.45 0.08 0.08 61.79 15:30:00 7 36.67 0.00 1.79 0.10 0.08 61.36 Average: all 36.06 0.00 1.70 0.32 0.07 61.85 Average: 0 35.07 0.00 1.73 0.28 0.08 62.84 Average: 1 37.32 0.00 1.70 0.11 0.07 60.79 Average: 2 39.08 0.00 1.84 0.08 0.08 58.92 Average: 3 34.62 0.00 1.49 0.17 0.08 63.64 Average: 4 33.88 0.00 1.67 0.65 0.07 63.73 Average: 5 36.38 0.00 1.77 0.32 0.08 61.46 Average: 6 36.24 0.00 1.63 0.35 0.07 61.71 Average: 7 35.90 0.00 1.74 0.59 0.07 61.69