---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4530 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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: 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: 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 687 11124 3 4176 14959 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:7d:11:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80535sec preferred_lft 80535sec inet6 fe80::f816:3eff:fe7d:1196/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:c9:d3:bf:bd:a4 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4530) 01/26/26 _x86_64_ (4 CPU) 12:04:54 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:40 85.71 3.23 78.21 4.27 137.07 29043.50 8866.03 12:30:20 56.11 24.65 29.73 1.72 305.58 1996.10 1938.32 12:40:07 30.09 0.22 13.75 16.12 9.21 368.14 215876.23 12:50:00 14.08 0.01 13.44 0.63 0.70 365.20 258.81 13:00:38 5.12 0.03 4.88 0.21 1.04 118.08 34.13 13:10:14 5.77 0.01 5.56 0.21 1.14 142.63 230.15 13:20:00 5.19 0.02 4.98 0.19 1.15 133.85 60.34 13:30:40 10.81 0.08 10.24 0.50 2.35 569.22 285.74 13:40:40 5.68 0.04 5.44 0.20 1.20 160.15 85.45 Average: 24.50 3.05 18.81 2.64 50.55 3830.92 24652.05 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:40 1177220 4023412 11910356 72.74 247432 2599928 13243088 76.02 1945744 12675496 160 12:30:20 3667660 6972204 8962368 54.74 262436 3037016 10392480 59.65 2225276 9914896 1628 12:40:07 11993196 15344680 595920 3.64 266544 3079912 1321164 7.58 2258920 1581520 5596 12:50:00 8016560 11399780 4539396 27.72 269100 3109080 5210668 29.91 2263440 5541308 60 13:00:38 8008084 11404684 4534340 27.69 270088 3121524 5234768 30.05 2265276 5544480 76 13:10:14 6444600 9856204 6082076 37.15 270644 3135960 6759156 38.80 2267320 7112844 56 13:20:00 6437972 9865392 6072696 37.09 271172 3151236 6707788 38.50 2270448 7116984 72 13:30:40 7891704 11448880 4490008 27.42 275148 3271528 5230076 30.02 2286852 5635700 476 13:40:40 6836468 10415860 5522364 33.73 275752 3293104 6129132 35.18 2297704 6674248 456 Average: 6719274 10081233 5856614 35.77 267591 3088810 6692036 38.41 2231220 6866386 953 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:40 lo 13.52 13.52 10.99 10.99 0.00 0.00 0.00 0.00 12:20:40 ens3 47.85 37.08 747.68 4.05 0.00 0.00 0.00 0.00 12:20:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:20 lo 38.34 38.34 19.39 19.39 0.00 0.00 0.00 0.00 12:30:20 ens3 2.24 2.11 0.54 1.38 0.00 0.00 0.00 0.00 12:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:07 lo 25.08 25.08 9.84 9.84 0.00 0.00 0.00 0.00 12:40:07 ens3 1.34 0.93 0.29 0.22 0.00 0.00 0.00 0.00 12:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 20.06 20.06 10.72 10.72 0.00 0.00 0.00 0.00 12:50:00 ens3 0.94 0.79 0.20 0.16 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:38 lo 23.33 23.33 9.01 9.01 0.00 0.00 0.00 0.00 13:00:38 ens3 0.75 0.49 0.18 0.13 0.00 0.00 0.00 0.00 13:00:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:14 lo 26.03 26.03 11.73 11.73 0.00 0.00 0.00 0.00 13:10:14 ens3 0.71 0.50 0.16 0.12 0.00 0.00 0.00 0.00 13:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 18.04 18.04 10.73 10.73 0.00 0.00 0.00 0.00 13:20:00 ens3 0.75 0.52 0.16 0.12 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:40 lo 13.50 13.50 7.95 7.95 0.00 0.00 0.00 0.00 13:30:40 ens3 1.03 0.74 0.30 0.23 0.00 0.00 0.00 0.00 13:30:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:40 lo 33.16 33.16 12.93 12.93 0.00 0.00 0.00 0.00 13:40:40 ens3 1.08 0.71 0.30 0.22 0.00 0.00 0.00 0.00 13:40:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.26 23.26 11.41 11.41 0.00 0.00 0.00 0.00 Average: ens3 6.59 5.10 88.03 0.76 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4530) 01/26/26 _x86_64_ (4 CPU) 12:04:54 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:40 all 46.02 0.00 2.18 0.39 0.10 51.32 12:20:40 0 45.00 0.00 2.14 0.47 0.10 52.29 12:20:40 1 49.80 0.00 2.49 0.27 0.10 47.35 12:20:40 2 44.55 0.00 1.99 0.56 0.10 52.81 12:20:40 3 44.73 0.00 2.11 0.24 0.10 52.83 12:30:20 all 47.23 0.00 1.84 0.10 0.11 50.72 12:30:20 0 46.81 0.00 1.90 0.20 0.11 50.99 12:30:20 1 47.35 0.00 1.70 0.05 0.10 50.80 12:30:20 2 48.20 0.00 1.86 0.10 0.11 49.72 12:30:20 3 46.55 0.00 1.89 0.06 0.11 51.39 12:40:07 all 22.54 0.00 0.97 0.06 0.10 76.32 12:40:07 0 22.51 0.00 0.93 0.04 0.11 76.41 12:40:07 1 21.75 0.00 1.00 0.17 0.10 76.97 12:40:07 2 22.78 0.00 0.98 0.02 0.10 76.12 12:40:07 3 23.13 0.00 0.97 0.02 0.10 75.79 12:50:00 all 24.45 0.00 0.88 0.04 0.10 74.53 12:50:00 0 24.31 0.00 0.81 0.05 0.10 74.73 12:50:00 1 24.90 0.00 0.87 0.02 0.10 74.11 12:50:00 2 24.29 0.00 0.93 0.04 0.10 74.65 12:50:00 3 24.28 0.00 0.93 0.06 0.10 74.63 13:00:38 all 7.68 0.00 0.47 0.08 0.10 91.67 13:00:38 0 7.04 0.00 0.51 0.05 0.09 92.30 13:00:38 1 8.19 0.00 0.50 0.22 0.11 90.98 13:00:38 2 7.93 0.00 0.44 0.03 0.10 91.49 13:00:38 3 7.57 0.00 0.41 0.01 0.09 91.91 13:10:14 all 10.11 0.00 0.45 0.02 0.10 89.32 13:10:14 0 10.21 0.00 0.43 0.03 0.10 89.23 13:10:14 1 9.39 0.00 0.45 0.02 0.10 90.04 13:10:14 2 10.36 0.00 0.47 0.03 0.10 89.05 13:10:14 3 10.50 0.00 0.44 0.01 0.10 88.96 13:20:00 all 9.47 0.00 0.40 0.02 0.10 90.02 13:20:00 0 9.29 0.00 0.39 0.02 0.09 90.21 13:20:00 1 9.72 0.00 0.38 0.01 0.11 89.79 13:20:00 2 9.48 0.00 0.46 0.04 0.10 89.92 13:20:00 3 9.38 0.00 0.37 0.01 0.10 90.15 13:30:40 all 16.71 0.00 0.63 0.05 0.10 82.52 13:30:40 0 16.90 0.00 0.69 0.03 0.10 82.28 13:30:40 1 16.61 0.00 0.66 0.02 0.10 82.61 13:30:40 2 16.39 0.00 0.67 0.04 0.10 82.80 13:30:40 3 16.95 0.00 0.49 0.09 0.09 82.37 13:40:40 all 9.59 0.00 0.39 0.02 0.10 89.89 13:40:40 0 9.45 0.00 0.37 0.02 0.10 90.07 13:40:40 1 9.26 0.00 0.45 0.01 0.10 90.18 13:40:40 2 9.74 0.00 0.38 0.01 0.10 89.77 13:40:40 3 9.92 0.00 0.38 0.05 0.10 89.56 Average: all 21.56 0.00 0.92 0.09 0.10 77.34 Average: 0 21.30 0.00 0.91 0.10 0.10 77.59 Average: 1 21.94 0.00 0.95 0.09 0.10 76.92 Average: 2 21.53 0.00 0.91 0.10 0.10 77.36 Average: 3 21.46 0.00 0.89 0.06 0.10 77.49