---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-39708 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 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 702 11549 3 3737 14940 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:3c:f3:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80441sec preferred_lft 80441sec inet6 fe80::f816:3eff:fe3c:f322/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:fa:f7:82:8e:34 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-39708) 03/25/26 _x86_64_ (4 CPU) 10:04:20 LINUX RESTART (4 CPU) 10:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:04 98.16 23.61 70.73 3.81 381.83 12294.15 5349.49 10:30:04 46.86 11.92 18.56 16.38 214.07 552.65 213678.86 10:40:04 16.36 0.40 15.27 0.69 27.48 696.63 1178.69 10:50:04 14.12 0.07 13.43 0.63 1.68 385.67 473.37 11:00:01 4.85 0.11 4.58 0.16 3.96 120.92 63.13 11:10:04 4.67 0.05 4.43 0.19 1.46 130.34 251.21 11:20:04 5.46 0.10 5.17 0.19 2.68 145.13 867.39 11:30:01 9.17 0.43 8.36 0.39 11.59 545.47 149.04 11:40:04 7.19 0.11 6.75 0.33 3.16 255.28 315.00 Average: 22.98 4.09 16.36 2.53 71.98 1680.52 24703.14 10:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:04 918704 3480500 12450656 76.04 256656 2356600 13296096 76.32 1820552 13093684 424 10:30:04 3341648 5999504 9934656 60.68 262568 2446840 11316256 64.96 1917392 10587928 568 10:40:04 10962780 13747016 2191952 13.39 267844 2567944 2946048 16.91 1964720 2959208 336 10:50:04 8603192 11435076 4502512 27.50 270232 2613204 5262348 30.21 1970156 5308828 340 11:00:01 8597080 11444456 4493120 27.44 271144 2627784 5251040 30.14 1972408 5316492 352 11:10:04 7095572 9960148 5976712 36.50 271848 2644308 6762452 38.82 1974796 6810204 452 11:20:04 7005396 9888596 6048280 36.94 272436 2662316 6790588 38.98 1978644 6894440 400 11:30:01 8410776 11415388 4522208 27.62 276900 2778584 5266500 30.23 1989952 5484760 404 11:40:04 7572244 10620340 5316996 32.47 277876 2820964 6047684 34.71 2009216 6289544 444 Average: 6945266 9776780 6159677 37.62 269723 2613172 6993224 40.14 1955315 6971676 413 10:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:04 lo 19.67 19.67 16.81 16.81 0.00 0.00 0.00 0.00 10:20:04 ens3 12.78 9.11 193.38 1.29 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:04 lo 44.68 44.68 18.59 18.59 0.00 0.00 0.00 0.00 10:30:04 ens3 2.51 1.67 0.49 1.47 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:04 lo 19.46 19.46 8.59 8.59 0.00 0.00 0.00 0.00 10:40:04 ens3 1.20 1.06 0.28 0.25 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:04 lo 19.24 19.24 9.84 9.84 0.00 0.00 0.00 0.00 10:50:04 ens3 1.37 0.85 0.29 0.20 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 21.08 21.08 8.87 8.87 0.00 0.00 0.00 0.00 11:00:01 ens3 1.10 0.58 0.27 0.18 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 11:10:04 lo 20.29 20.29 8.61 8.61 0.00 0.00 0.00 0.00 11:10:04 ens3 0.82 0.43 0.19 0.12 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:04 lo 19.09 19.09 10.09 10.09 0.00 0.00 0.00 0.00 11:20:04 ens3 1.19 0.65 0.24 0.15 0.00 0.00 0.00 0.00 11:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 16.62 16.62 9.96 9.96 0.00 0.00 0.00 0.00 11:30:01 ens3 1.21 0.74 0.33 0.24 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 11:40:04 lo 23.89 23.89 10.38 10.38 0.00 0.00 0.00 0.00 11:40:04 ens3 1.39 0.78 0.30 0.20 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.68 22.68 11.31 11.31 0.00 0.00 0.00 0.00 Average: ens3 2.62 1.76 21.75 0.46 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-39708) 03/25/26 _x86_64_ (4 CPU) 10:04:20 LINUX RESTART (4 CPU) 10:10:04 CPU %user %nice %system %iowait %steal %idle 10:20:04 all 53.09 0.00 2.14 0.48 0.12 44.16 10:20:04 0 53.81 0.00 2.14 0.32 0.12 43.61 10:20:04 1 51.75 0.00 2.14 0.28 0.13 45.70 10:20:04 2 53.97 0.00 2.03 0.52 0.12 43.35 10:20:04 3 52.84 0.00 2.26 0.80 0.13 43.97 10:30:04 all 41.85 0.00 1.71 0.15 0.13 56.15 10:30:04 0 42.28 0.00 1.87 0.25 0.13 55.47 10:30:04 1 41.55 0.00 1.67 0.08 0.13 56.56 10:30:04 2 42.36 0.00 1.63 0.12 0.13 55.76 10:30:04 3 41.22 0.00 1.68 0.15 0.13 56.82 10:40:04 all 22.98 0.00 1.10 0.13 0.12 75.67 10:40:04 0 23.01 0.00 1.07 0.10 0.12 75.71 10:40:04 1 23.10 0.00 1.18 0.08 0.13 75.51 10:40:04 2 23.56 0.00 1.11 0.27 0.13 74.93 10:40:04 3 22.23 0.00 1.04 0.08 0.11 76.54 10:50:04 all 25.08 0.00 0.82 0.06 0.11 73.94 10:50:04 0 24.16 0.00 0.80 0.15 0.11 74.78 10:50:04 1 25.66 0.00 0.90 0.03 0.11 73.31 10:50:04 2 24.47 0.00 0.77 0.02 0.11 74.64 10:50:04 3 26.01 0.00 0.81 0.04 0.11 73.02 11:00:01 all 8.48 0.00 0.39 0.02 0.09 91.02 11:00:01 0 8.42 0.00 0.39 0.01 0.10 91.08 11:00:01 1 8.09 0.00 0.38 0.05 0.09 91.38 11:00:01 2 8.79 0.00 0.39 0.00 0.09 90.73 11:00:01 3 8.62 0.00 0.38 0.02 0.09 90.90 11:10:04 all 9.54 0.00 0.41 0.02 0.10 89.92 11:10:04 0 9.80 0.00 0.41 0.03 0.10 89.66 11:10:04 1 9.11 0.00 0.41 0.04 0.09 90.35 11:10:04 2 9.97 0.00 0.42 0.00 0.10 89.50 11:10:04 3 9.29 0.00 0.41 0.01 0.11 90.18 11:20:04 all 9.97 0.00 0.48 0.03 0.11 89.42 11:20:04 0 9.21 0.00 0.43 0.06 0.10 90.19 11:20:04 1 10.39 0.00 0.48 0.01 0.11 89.01 11:20:04 2 10.01 0.00 0.53 0.01 0.11 89.34 11:20:04 3 10.27 0.00 0.47 0.03 0.11 89.13 11:30:01 all 13.52 0.00 0.60 0.06 0.11 85.72 11:30:01 0 13.79 0.00 0.68 0.09 0.10 85.34 11:30:01 1 13.31 0.00 0.61 0.02 0.11 85.95 11:30:01 2 12.65 0.00 0.60 0.10 0.11 86.54 11:30:01 3 14.32 0.00 0.50 0.03 0.11 85.03 11:40:04 all 15.25 0.00 0.61 0.03 0.11 84.00 11:40:04 0 15.48 0.00 0.58 0.00 0.11 83.83 11:40:04 1 15.54 0.00 0.57 0.01 0.11 83.78 11:40:04 2 15.41 0.00 0.62 0.10 0.11 83.76 11:40:04 3 14.57 0.00 0.68 0.02 0.10 84.62 Average: all 22.20 0.00 0.92 0.11 0.11 76.66 Average: 0 22.23 0.00 0.93 0.11 0.11 76.62 Average: 1 22.05 0.00 0.93 0.07 0.11 76.84 Average: 2 22.36 0.00 0.90 0.13 0.11 76.50 Average: 3 22.15 0.00 0.91 0.13 0.11 76.69