---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-27030 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 60G 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 703 10719 3 4565 14942 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:cf:ed:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79634sec preferred_lft 79634sec inet6 fe80::f816:3eff:fecf:ed94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:d9:a4:03:6e:a0 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 inet6 fe80::d8d9:a4ff:fe03:6ea0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-27030) 03/04/26 _x86_64_ (4 CPU) 10:35:49 LINUX RESTART (4 CPU) 10:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 94.89 3.39 88.23 3.27 142.58 28193.38 13319.72 11:00:01 52.59 22.76 28.27 1.57 284.78 1688.56 3321.38 11:10:01 8.56 0.16 7.91 0.50 7.03 292.25 1452.11 11:20:01 12.84 0.02 12.26 0.56 0.52 596.56 819.53 11:30:01 16.46 0.01 15.68 0.76 0.79 518.99 484.83 11:40:01 6.09 0.03 5.80 0.26 1.47 199.47 290.84 11:50:01 5.14 0.02 4.92 0.20 1.56 149.55 109.39 12:00:01 5.46 0.00 5.27 0.19 0.31 162.08 60.71 12:10:01 5.69 0.00 5.54 0.15 0.37 166.83 57.67 12:20:01 8.54 0.02 8.19 0.33 0.64 556.37 283.57 Average: 21.55 2.64 18.13 0.78 43.89 3224.98 2007.55 10:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 803548 3810240 12120984 74.03 252360 2734908 13518164 77.59 1916956 13058424 260 11:00:01 4979516 8367408 7566028 46.21 265028 3102056 9116616 52.33 2141416 8679508 6084 11:10:01 6297964 9711460 6224824 38.02 266432 3126272 6951916 39.90 2149716 7338744 336 11:20:01 10340916 13878052 2060568 12.59 271064 3241140 2896052 16.62 2198508 3268276 11812 11:30:01 10512388 14127580 1810884 11.06 273512 3316712 2943276 16.89 2204332 3096180 13964 11:40:01 7801312 11435076 4502092 27.50 274324 3334472 5313848 30.50 2206152 5793396 164 11:50:01 6475376 10130412 5806240 35.46 274948 3355128 6665744 38.26 2208452 7112488 280 12:00:01 6237204 9915068 6021264 36.78 275464 3377432 6835952 39.24 2211736 7347904 808 12:10:01 7859944 11561536 4375532 26.72 276040 3400584 5171072 29.68 2213964 5713964 348 12:20:01 7425012 11255120 4681480 28.59 279876 3519312 5280252 30.31 2228612 6130552 644 Average: 6873318 10419195 5516990 33.70 270905 3250802 6469289 37.13 2167984 6753944 3470 10:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 15.12 15.12 12.95 12.95 0.00 0.00 0.00 0.00 10:50:01 ens3 40.31 29.36 651.80 3.24 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 43.94 43.94 20.48 20.48 0.00 0.00 0.00 0.00 11:00:01 ens3 2.98 2.39 0.76 1.63 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 23.89 23.89 11.28 11.28 0.00 0.00 0.00 0.00 11:10:01 ens3 1.09 0.65 0.29 0.21 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 11.86 11.86 5.46 5.46 0.00 0.00 0.00 0.00 11:20:01 ens3 0.83 0.72 0.22 0.18 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 17.28 17.28 8.49 8.49 0.00 0.00 0.00 0.00 11:30:01 ens3 0.97 0.78 0.26 0.20 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 18.57 18.57 9.18 9.18 0.00 0.00 0.00 0.00 11:40:01 ens3 0.75 0.57 0.18 0.13 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 21.71 21.71 8.55 8.55 0.00 0.00 0.00 0.00 11:50:01 ens3 0.50 0.32 0.14 0.10 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 21.14 21.14 10.61 10.61 0.00 0.00 0.00 0.00 12:00:01 ens3 0.66 0.56 0.14 0.11 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 15.38 15.38 8.53 8.53 0.00 0.00 0.00 0.00 12:10:01 ens3 0.64 0.61 0.16 0.13 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 23.12 23.12 10.95 10.95 0.00 0.00 0.00 0.00 12:20:01 ens3 0.91 0.85 0.25 0.21 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.21 21.21 10.64 10.64 0.00 0.00 0.00 0.00 Average: ens3 4.92 3.65 64.78 0.61 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-27030) 03/04/26 _x86_64_ (4 CPU) 10:35:49 LINUX RESTART (4 CPU) 10:40:08 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 50.18 0.00 2.10 0.23 0.11 47.38 10:50:01 0 50.11 0.00 2.24 0.21 0.11 47.34 10:50:01 1 51.07 0.00 2.24 0.24 0.12 46.33 10:50:01 2 50.12 0.00 2.01 0.38 0.11 47.37 10:50:01 3 49.42 0.00 1.89 0.08 0.11 48.50 11:00:01 all 50.44 0.00 1.92 0.12 0.13 47.39 11:00:01 0 50.99 0.00 2.05 0.11 0.13 46.72 11:00:01 1 49.28 0.00 2.04 0.10 0.14 48.43 11:00:01 2 50.34 0.00 1.87 0.12 0.14 47.54 11:00:01 3 51.17 0.00 1.72 0.13 0.13 46.84 11:10:01 all 20.64 0.00 0.79 0.13 0.09 78.36 11:10:01 0 20.90 0.00 0.82 0.04 0.09 78.15 11:10:01 1 20.50 0.00 0.80 0.22 0.10 78.38 11:10:01 2 20.84 0.00 0.77 0.15 0.09 78.15 11:10:01 3 20.30 0.00 0.76 0.10 0.09 78.74 11:20:01 all 20.12 0.00 0.81 0.09 0.08 78.89 11:20:01 0 19.62 0.00 0.92 0.11 0.09 79.27 11:20:01 1 20.29 0.00 0.86 0.05 0.09 78.72 11:20:01 2 20.51 0.00 0.78 0.11 0.08 78.52 11:20:01 3 20.08 0.00 0.69 0.09 0.08 79.07 11:30:01 all 27.22 0.00 0.94 0.07 0.09 71.67 11:30:01 0 26.43 0.00 0.89 0.08 0.09 72.51 11:30:01 1 27.56 0.00 0.96 0.05 0.09 71.33 11:30:01 2 28.17 0.00 0.98 0.06 0.10 70.68 11:30:01 3 26.72 0.00 0.94 0.10 0.09 72.15 11:40:01 all 12.86 0.00 0.59 0.47 0.18 85.90 11:40:01 0 12.26 0.00 0.59 0.48 0.08 86.60 11:40:01 1 12.73 0.00 0.55 0.46 0.23 86.03 11:40:01 2 13.04 0.00 0.66 0.47 0.26 85.56 11:40:01 3 13.42 0.00 0.56 0.47 0.14 85.42 11:50:01 all 10.26 0.00 0.45 0.02 0.06 89.20 11:50:01 0 9.72 0.00 0.45 0.04 0.06 89.73 11:50:01 1 10.12 0.00 0.44 0.01 0.07 89.36 11:50:01 2 10.84 0.00 0.45 0.02 0.07 88.62 11:50:01 3 10.33 0.00 0.48 0.03 0.06 89.10 12:00:01 all 11.15 0.00 0.49 0.02 0.07 88.26 12:00:01 0 11.15 0.00 0.46 0.04 0.07 88.28 12:00:01 1 10.86 0.00 0.51 0.02 0.08 88.53 12:00:01 2 11.35 0.00 0.50 0.01 0.08 88.06 12:00:01 3 11.22 0.00 0.49 0.03 0.07 88.18 12:10:01 all 8.29 0.00 0.39 0.09 0.07 91.17 12:10:01 0 8.23 0.00 0.34 0.11 0.06 91.26 12:10:01 1 8.79 0.00 0.48 0.09 0.07 90.57 12:10:01 2 7.75 0.00 0.43 0.12 0.07 91.62 12:10:01 3 8.38 0.00 0.30 0.04 0.07 91.22 12:20:01 all 15.36 0.00 0.63 0.07 0.08 83.86 12:20:01 0 15.02 0.00 0.55 0.07 0.07 84.30 12:20:01 1 16.25 0.00 0.71 0.11 0.08 82.85 12:20:01 2 15.01 0.00 0.68 0.05 0.08 84.18 12:20:01 3 15.16 0.00 0.59 0.05 0.08 84.12 Average: all 22.62 0.00 0.91 0.13 0.10 76.24 Average: 0 22.41 0.00 0.93 0.13 0.09 76.44 Average: 1 22.71 0.00 0.96 0.14 0.11 76.09 Average: 2 22.76 0.00 0.91 0.15 0.11 76.07 Average: 3 22.59 0.00 0.84 0.11 0.09 76.37