---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5096 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: 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 713 11576 3 3699 14933 Swap: 1023 1 1022 ---> 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:e3:c3:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80256sec preferred_lft 80256sec inet6 fe80::f816:3eff:fee3:c34e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:ed:24:68:81:73 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-5096) 01/27/26 _x86_64_ (4 CPU) 21:37:24 LINUX RESTART (4 CPU) 21:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:02 125.24 4.87 115.44 4.93 821.36 37542.04 29503.67 22:00:01 63.90 30.72 31.52 1.66 433.22 1749.68 1578.29 22:10:02 18.03 0.31 16.94 0.78 22.82 661.75 297.16 22:20:02 11.58 0.05 11.03 0.50 2.05 293.32 372.77 22:30:01 4.92 0.01 4.73 0.17 0.71 117.08 61.67 22:40:02 21.65 0.40 5.76 15.49 13.99 145.60 210688.02 22:50:02 5.90 0.01 5.72 0.18 0.39 141.01 60.99 23:00:01 10.23 0.35 9.49 0.39 7.55 518.10 219.46 23:10:02 5.77 0.17 5.47 0.14 4.21 151.17 241.21 Average: 29.67 4.09 22.88 2.70 144.98 4586.09 27045.82 21:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:02 2242828 7267956 8656624 52.87 259428 4628708 10333716 59.32 2206812 11217332 1576 22:00:01 3619608 6371556 9563376 58.41 261640 2531716 10866520 62.37 1988232 10248624 256 22:10:02 6198900 9063100 6872940 41.98 266952 2638520 7623776 43.76 2037484 7628120 240 22:20:02 8458608 11355888 4582884 27.99 269032 2669540 5292824 30.38 2042896 5370844 472 22:30:01 8450972 11360076 4578624 27.96 269964 2680424 5287436 30.35 2044400 5381020 300 22:40:02 6965080 9899580 6038408 36.88 273652 2702124 6672228 38.30 2056124 6841480 356 22:50:02 6971308 9920856 6017160 36.75 274180 2716648 6706208 38.49 2059276 6839516 384 23:00:01 8493344 11553008 4385904 26.79 277832 2822900 5246628 30.12 2069024 5304792 1232 23:10:02 8309548 11389696 4548864 27.78 278472 2842688 5197288 29.83 2077980 5479216 236 Average: 6634466 9797968 6138309 37.49 270128 2914808 7025180 40.32 2064692 7145660 561 21:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:02 lo 6.73 6.73 7.39 7.39 0.00 0.00 0.00 0.00 21:50:02 ens3 129.12 93.54 1842.46 9.57 0.00 0.00 0.00 0.00 21:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 45.84 45.84 23.67 23.67 0.00 0.00 0.00 0.00 22:00:01 ens3 2.04 1.82 0.45 0.39 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:02 lo 26.79 26.79 10.04 10.04 0.00 0.00 0.00 0.00 22:10:02 ens3 1.42 1.38 0.32 1.27 0.00 0.00 0.00 0.00 22:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:02 lo 16.15 16.15 8.76 8.76 0.00 0.00 0.00 0.00 22:20:02 ens3 0.82 0.59 0.17 0.13 0.00 0.00 0.00 0.00 22:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 20.46 20.46 8.64 8.64 0.00 0.00 0.00 0.00 22:30:01 ens3 0.74 0.55 0.18 0.13 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:02 lo 26.85 26.85 11.35 11.35 0.00 0.00 0.00 0.00 22:40:02 ens3 0.75 0.50 0.20 0.14 0.00 0.00 0.00 0.00 22:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:02 lo 13.16 13.16 7.65 7.65 0.00 0.00 0.00 0.00 22:50:02 ens3 0.64 0.44 0.15 0.10 0.00 0.00 0.00 0.00 22:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 16.17 16.17 9.75 9.75 0.00 0.00 0.00 0.00 23:00:01 ens3 0.76 0.66 0.21 0.17 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:02 lo 20.05 20.05 8.36 8.36 0.00 0.00 0.00 0.00 23:10:02 ens3 0.86 0.68 0.23 0.17 0.00 0.00 0.00 0.00 23:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.36 21.36 10.62 10.62 0.00 0.00 0.00 0.00 Average: ens3 15.22 11.12 204.69 1.34 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-5096) 01/27/26 _x86_64_ (4 CPU) 21:37:24 LINUX RESTART (4 CPU) 21:40:02 CPU %user %nice %system %iowait %steal %idle 21:50:02 all 55.60 0.00 2.95 0.36 0.10 40.99 21:50:02 0 54.00 0.00 2.82 0.29 0.09 42.80 21:50:02 1 55.19 0.00 3.05 0.41 0.10 41.25 21:50:02 2 58.15 0.00 2.92 0.37 0.10 38.47 21:50:02 3 55.05 0.00 3.01 0.38 0.11 41.45 22:00:01 all 52.24 0.00 1.99 0.13 0.10 45.54 22:00:01 0 52.65 0.00 2.11 0.11 0.10 45.03 22:00:01 1 52.20 0.00 1.89 0.12 0.10 45.69 22:00:01 2 52.56 0.00 2.01 0.14 0.10 45.19 22:00:01 3 51.55 0.00 1.95 0.15 0.10 46.25 22:10:02 all 25.81 0.00 1.10 0.06 0.11 72.93 22:10:02 0 25.99 0.00 1.07 0.04 0.10 72.79 22:10:02 1 27.09 0.00 1.04 0.06 0.11 71.70 22:10:02 2 24.62 0.00 1.17 0.03 0.10 74.09 22:10:02 3 25.54 0.00 1.10 0.09 0.11 73.15 22:20:02 all 19.96 0.00 0.71 0.05 0.10 79.19 22:20:02 0 19.28 0.00 0.70 0.05 0.09 79.88 22:20:02 1 20.31 0.00 0.70 0.06 0.10 78.83 22:20:02 2 20.08 0.00 0.72 0.03 0.10 79.07 22:20:02 3 20.16 0.00 0.73 0.05 0.10 78.96 22:30:01 all 8.11 0.00 0.42 0.02 0.09 91.36 22:30:01 0 8.47 0.00 0.41 0.01 0.09 91.02 22:30:01 1 8.13 0.00 0.41 0.01 0.09 91.37 22:30:01 2 7.46 0.00 0.46 0.04 0.09 91.96 22:30:01 3 8.35 0.00 0.42 0.03 0.09 91.11 22:40:02 all 10.02 0.00 0.56 0.04 0.09 89.28 22:40:02 0 9.52 0.00 0.53 0.02 0.09 89.84 22:40:02 1 10.22 0.00 0.61 0.10 0.09 88.97 22:40:02 2 10.03 0.00 0.54 0.01 0.10 89.32 22:40:02 3 10.30 0.00 0.57 0.03 0.09 89.01 22:50:02 all 9.10 0.00 0.52 0.02 0.09 90.28 22:50:02 0 9.34 0.00 0.50 0.01 0.08 90.08 22:50:02 1 9.36 0.00 0.57 0.01 0.10 89.97 22:50:02 2 8.77 0.00 0.49 0.01 0.10 90.63 22:50:02 3 8.92 0.00 0.51 0.04 0.09 90.44 23:00:01 all 12.94 0.00 0.56 0.03 0.09 86.37 23:00:01 0 12.00 0.00 0.54 0.01 0.08 87.37 23:00:01 1 13.34 0.00 0.56 0.06 0.10 85.94 23:00:01 2 13.50 0.00 0.64 0.01 0.09 85.76 23:00:01 3 12.92 0.00 0.50 0.06 0.09 86.42 23:10:02 all 8.14 0.00 0.40 0.06 0.10 91.30 23:10:02 0 7.66 0.00 0.33 0.02 0.13 91.85 23:10:02 1 8.41 0.00 0.44 0.02 0.09 91.03 23:10:02 2 8.07 0.00 0.39 0.03 0.10 91.42 23:10:02 3 8.41 0.00 0.44 0.19 0.10 90.87 Average: all 22.41 0.00 1.02 0.09 0.10 76.39 Average: 0 22.08 0.00 1.00 0.06 0.10 76.76 Average: 1 22.67 0.00 1.03 0.09 0.10 76.11 Average: 2 22.55 0.00 1.04 0.07 0.10 76.24 Average: 3 22.33 0.00 1.02 0.11 0.10 76.44