---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3638 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 705 11440 4 3843 14933 Swap: 1023 13 1010 ---> 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:0a:25:cc 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 80820sec preferred_lft 80820sec inet6 fe80::f816:3eff:fe0a:25cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:3c:a0:5e:f3:af 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-3638) 12/04/25 _x86_64_ (4 CPU) 12:00:51 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:23 82.41 28.71 50.57 3.13 433.42 5237.04 3054.06 12:30:23 15.43 0.76 13.95 0.72 18.17 602.77 459.32 12:40:01 18.66 1.13 16.66 0.87 19.08 488.67 636.81 12:50:01 4.90 0.05 4.66 0.20 1.23 116.11 687.49 13:00:23 7.01 0.07 6.57 0.37 4.50 200.47 306.88 13:10:01 5.41 0.09 5.12 0.20 1.88 144.46 67.34 13:20:08 9.64 0.17 9.03 0.43 4.32 551.83 578.97 13:30:08 7.46 0.14 7.02 0.30 3.52 249.56 306.57 Average: 19.15 4.01 14.35 0.79 62.60 970.42 774.12 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:23 747712 3610132 12316900 75.23 259904 2634776 13153860 75.50 1928704 13155052 656 12:30:23 5929004 8900448 7029764 42.93 264920 2738696 8294096 47.61 1980092 7932836 5404 12:40:01 8377420 11404716 4527816 27.65 268580 2790972 5255440 30.17 1993340 5492412 300 12:50:01 12269996 15318580 615476 3.76 269480 2811356 1324536 7.60 1995412 1591512 9780 13:00:23 6812932 9879700 6051796 36.96 270604 2828432 6725132 38.60 1999472 7044704 376 13:10:01 6830016 9913656 6017788 36.75 271248 2844660 6776136 38.89 2002896 7017164 260 13:20:08 8391624 11589124 4343304 26.53 275472 2953644 5109872 29.33 2012444 5445008 1264 13:30:08 7460256 10697372 5234716 31.97 276608 2992032 6005276 34.47 2032108 6363412 340 Average: 7102370 10164216 5767195 35.22 269602 2824321 6580544 37.77 1993058 6755262 2298 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:23 lo 36.61 36.61 22.57 22.57 0.00 0.00 0.00 0.00 12:20:23 ens3 2.26 2.11 0.64 0.56 0.00 0.00 0.00 0.00 12:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:23 lo 26.94 26.94 10.86 10.86 0.00 0.00 0.00 0.00 12:30:23 ens3 1.20 1.00 0.30 0.27 0.00 0.00 0.00 0.00 12:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 20.90 20.90 10.09 10.09 0.00 0.00 0.00 0.00 12:40:01 ens3 1.29 1.07 0.24 1.11 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 18.71 18.71 9.04 9.04 0.00 0.00 0.00 0.00 12:50:01 ens3 0.75 0.54 0.15 0.11 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:23 lo 29.42 29.42 11.80 11.80 0.00 0.00 0.00 0.00 13:00:23 ens3 0.73 0.48 0.15 0.11 0.00 0.00 0.00 0.00 13:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 19.22 19.22 10.25 10.25 0.00 0.00 0.00 0.00 13:10:01 ens3 0.75 0.54 0.15 0.11 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:08 lo 16.83 16.83 10.10 10.10 0.00 0.00 0.00 0.00 13:20:08 ens3 0.79 0.65 0.21 0.17 0.00 0.00 0.00 0.00 13:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:08 lo 24.24 24.24 10.57 10.57 0.00 0.00 0.00 0.00 13:30:08 ens3 0.87 0.72 0.18 0.15 0.00 0.00 0.00 0.00 13:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.22 24.22 11.97 11.97 0.00 0.00 0.00 0.00 Average: ens3 1.08 0.89 0.25 0.32 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-3638) 12/04/25 _x86_64_ (4 CPU) 12:00:51 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:23 all 60.11 0.00 2.32 0.22 0.10 37.25 12:20:23 0 60.37 0.00 2.42 0.27 0.10 36.84 12:20:23 1 58.81 0.00 2.31 0.25 0.10 38.53 12:20:23 2 61.21 0.00 2.42 0.18 0.10 36.09 12:20:23 3 60.06 0.00 2.13 0.16 0.10 37.54 12:30:23 all 25.64 0.00 1.18 0.05 0.10 73.04 12:30:23 0 25.51 0.00 1.13 0.03 0.10 73.23 12:30:23 1 25.75 0.00 1.25 0.05 0.10 72.84 12:30:23 2 25.94 0.00 1.17 0.02 0.10 72.77 12:30:23 3 25.35 0.00 1.15 0.09 0.10 73.32 12:40:01 all 26.65 0.00 1.04 0.06 0.09 72.16 12:40:01 0 26.73 0.00 0.99 0.07 0.09 72.12 12:40:01 1 24.99 0.00 1.08 0.05 0.10 73.78 12:40:01 2 27.17 0.00 1.07 0.05 0.09 71.62 12:40:01 3 27.72 0.00 1.00 0.07 0.09 71.11 12:50:01 all 8.17 0.00 0.49 0.02 0.09 91.24 12:50:01 0 8.29 0.00 0.48 0.03 0.09 91.11 12:50:01 1 8.29 0.00 0.56 0.03 0.09 91.02 12:50:01 2 8.33 0.00 0.47 0.00 0.08 91.11 12:50:01 3 7.76 0.00 0.43 0.02 0.08 91.71 13:00:23 all 14.20 0.00 0.57 0.03 0.09 85.11 13:00:23 0 14.54 0.00 0.52 0.00 0.09 84.85 13:00:23 1 13.98 0.00 0.60 0.04 0.10 85.29 13:00:23 2 14.17 0.00 0.52 0.01 0.09 85.22 13:00:23 3 14.09 0.00 0.64 0.08 0.09 85.10 13:10:01 all 9.97 0.00 0.45 0.02 0.09 89.47 13:10:01 0 9.81 0.00 0.44 0.02 0.08 89.65 13:10:01 1 9.90 0.00 0.48 0.02 0.09 89.52 13:10:01 2 10.10 0.00 0.43 0.01 0.09 89.37 13:10:01 3 10.06 0.00 0.47 0.04 0.08 89.34 13:20:08 all 12.69 0.00 0.61 0.04 0.08 86.58 13:20:08 0 12.46 0.00 0.62 0.01 0.08 86.83 13:20:08 1 12.86 0.00 0.57 0.03 0.09 86.46 13:20:08 2 13.27 0.00 0.64 0.04 0.09 85.97 13:20:08 3 12.19 0.00 0.61 0.07 0.08 87.05 13:30:08 all 14.45 0.00 0.55 0.03 0.08 84.88 13:30:08 0 14.16 0.00 0.51 0.01 0.08 85.24 13:30:08 1 14.65 0.00 0.52 0.02 0.09 84.72 13:30:08 2 14.07 0.00 0.55 0.03 0.08 85.28 13:30:08 3 14.92 0.00 0.65 0.06 0.08 84.28 Average: all 21.63 0.00 0.91 0.06 0.09 77.31 Average: 0 21.63 0.00 0.89 0.06 0.09 77.34 Average: 1 21.30 0.00 0.93 0.06 0.09 77.61 Average: 2 21.93 0.00 0.91 0.04 0.09 77.02 Average: 3 21.66 0.00 0.89 0.08 0.09 77.29