---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14182 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): 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 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 18G 61G 23% / 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 709 11368 4 3911 14936 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:05:04:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80502sec preferred_lft 80502sec inet6 fe80::f816:3eff:fe05:4ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:8d:46:76:70:ad 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-4c-16g-14182) 12/16/25 _x86_64_ (4 CPU) 08:11:05 LINUX RESTART (4 CPU) 08:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:12 80.48 26.72 50.88 2.88 392.36 5288.82 2487.33 08:40:01 20.86 0.39 19.52 0.95 13.86 748.65 948.35 08:50:01 14.02 0.21 13.20 0.60 11.04 395.96 238.85 09:00:20 5.82 0.00 5.65 0.17 0.23 132.64 44.16 09:10:01 5.07 0.02 4.85 0.19 1.92 132.69 77.88 09:20:01 4.68 0.01 4.48 0.19 0.53 141.29 103.81 09:30:20 4.54 0.00 4.38 0.16 0.13 133.31 163.25 09:40:01 8.88 0.09 8.43 0.36 2.53 548.29 303.34 Average: 18.17 3.49 13.99 0.69 53.72 949.48 548.94 08:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:12 3620636 6539544 9393700 57.37 262252 2671348 10778804 61.87 2166164 10029040 1544 08:40:01 6640812 9678840 6256064 38.21 267716 2784812 6985832 40.10 2215812 6978920 7096 08:50:01 8389356 11475840 4461980 27.25 270208 2830776 5179252 29.73 2224520 5230980 348 09:00:20 8340920 11441044 4496788 27.46 271200 2843440 5184736 29.76 2226128 5282052 256 09:10:01 6741900 9857488 6079608 37.13 271656 2858436 6787672 38.96 2228380 6862600 744 09:20:01 6993788 10125220 5812208 35.50 272272 2873660 6627576 38.04 2231748 6608676 380 09:30:20 8326868 11476956 4461124 27.25 272684 2891904 5203936 29.87 2233772 5289896 172 09:40:01 8149980 11415944 4521780 27.62 276388 3003580 5214960 29.93 2249116 5448048 628 Average: 7150532 10251360 5685406 34.72 270547 2844744 6495346 37.28 2221955 6466276 1396 08:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:12 lo 37.23 37.23 22.82 22.82 0.00 0.00 0.00 0.00 08:30:12 ens3 2.33 2.21 0.68 0.60 0.00 0.00 0.00 0.00 08:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 36.24 36.24 14.77 14.77 0.00 0.00 0.00 0.00 08:40:01 ens3 1.49 1.37 0.36 1.31 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 19.67 19.67 10.09 10.09 0.00 0.00 0.00 0.00 08:50:01 ens3 0.83 0.68 0.16 0.13 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:20 lo 21.58 21.58 8.90 8.90 0.00 0.00 0.00 0.00 09:00:20 ens3 0.71 0.53 0.16 0.12 0.00 0.00 0.00 0.00 09:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 19.71 19.71 8.61 8.61 0.00 0.00 0.00 0.00 09:10:01 ens3 1.88 0.63 0.62 0.38 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 13.08 13.08 6.75 6.75 0.00 0.00 0.00 0.00 09:20:01 ens3 1.45 0.55 0.31 0.20 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:20 lo 17.04 17.04 9.71 9.71 0.00 0.00 0.00 0.00 09:30:20 ens3 0.95 0.64 0.26 0.19 0.00 0.00 0.00 0.00 09:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 21.80 21.80 10.56 10.56 0.00 0.00 0.00 0.00 09:40:01 ens3 1.59 1.02 0.52 0.39 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.29 23.29 11.54 11.54 0.00 0.00 0.00 0.00 Average: ens3 1.40 0.96 0.38 0.41 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-4c-16g-14182) 12/16/25 _x86_64_ (4 CPU) 08:11:05 LINUX RESTART (4 CPU) 08:20:00 CPU %user %nice %system %iowait %steal %idle 08:30:12 all 60.72 0.00 2.36 0.15 0.10 36.66 08:30:12 0 61.89 0.00 2.40 0.08 0.10 35.54 08:30:12 1 60.66 0.00 2.34 0.14 0.10 36.76 08:30:12 2 61.01 0.00 2.39 0.15 0.11 36.35 08:30:12 3 59.34 0.00 2.32 0.24 0.10 37.99 08:40:01 all 32.06 0.00 1.23 0.07 0.10 66.53 08:40:01 0 32.67 0.00 1.29 0.11 0.10 65.83 08:40:01 1 32.11 0.00 1.23 0.05 0.10 66.50 08:40:01 2 31.50 0.00 1.26 0.03 0.10 67.11 08:40:01 3 31.98 0.00 1.16 0.07 0.10 66.69 08:50:01 all 24.17 0.00 0.87 0.05 0.09 74.82 08:50:01 0 24.72 0.00 0.91 0.05 0.09 74.22 08:50:01 1 23.48 0.00 0.90 0.08 0.10 75.45 08:50:01 2 24.73 0.00 0.81 0.04 0.09 74.33 08:50:01 3 23.74 0.00 0.86 0.04 0.09 75.27 09:00:20 all 7.78 0.00 0.43 0.03 0.09 91.67 09:00:20 0 7.96 0.00 0.41 0.02 0.09 91.52 09:00:20 1 7.62 0.00 0.51 0.06 0.09 91.72 09:00:20 2 7.94 0.00 0.41 0.02 0.10 91.53 09:00:20 3 7.58 0.00 0.39 0.03 0.08 91.91 09:10:01 all 9.09 0.00 0.41 0.02 0.09 90.39 09:10:01 0 9.31 0.00 0.42 0.04 0.09 90.13 09:10:01 1 8.62 0.00 0.36 0.01 0.09 90.91 09:10:01 2 9.13 0.00 0.38 0.01 0.09 90.40 09:10:01 3 9.31 0.00 0.48 0.02 0.09 90.11 09:20:01 all 8.17 0.00 0.42 0.02 0.09 91.30 09:20:01 0 7.85 0.00 0.41 0.01 0.08 91.66 09:20:01 1 8.67 0.00 0.50 0.01 0.09 90.74 09:20:01 2 8.10 0.00 0.40 0.06 0.09 91.36 09:20:01 3 8.05 0.00 0.38 0.02 0.09 91.46 09:30:20 all 8.08 0.00 0.45 0.02 0.09 91.36 09:30:20 0 8.12 0.00 0.47 0.04 0.09 91.28 09:30:20 1 8.59 0.00 0.48 0.01 0.10 90.82 09:30:20 2 7.63 0.00 0.41 0.03 0.09 91.84 09:30:20 3 7.97 0.00 0.43 0.01 0.09 91.50 09:40:01 all 14.21 0.00 0.60 0.04 0.10 85.05 09:40:01 0 13.97 0.00 0.51 0.10 0.09 85.32 09:40:01 1 14.73 0.00 0.66 0.02 0.10 84.49 09:40:01 2 13.92 0.00 0.58 0.01 0.09 85.39 09:40:01 3 14.20 0.00 0.66 0.03 0.10 85.01 Average: all 20.56 0.00 0.85 0.05 0.09 78.44 Average: 0 20.84 0.00 0.86 0.05 0.09 78.16 Average: 1 20.58 0.00 0.88 0.05 0.10 78.40 Average: 2 20.53 0.00 0.83 0.04 0.09 78.50 Average: 3 20.30 0.00 0.83 0.06 0.09 78.71