---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11277 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 717 10375 3 4895 14928 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:20:af:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79877sec preferred_lft 79877sec inet6 fe80::f816:3eff:fe20:affc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:2b:ec:02:52:ff 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::142b:ecff:fe02:52ff/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-11277) 05/06/26 _x86_64_ (4 CPU) 06:23:11 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 50.11 4.91 42.73 2.47 125.92 3906.16 3442.92 06:50:01 41.71 19.66 20.75 1.29 246.74 1416.53 1053.98 07:00:14 7.65 0.09 7.14 0.41 4.39 233.06 210.52 07:10:01 17.28 0.02 16.53 0.74 0.98 729.81 737.55 07:20:05 13.23 0.02 12.56 0.65 0.79 410.60 661.26 07:30:14 21.02 0.05 5.58 15.39 1.08 146.85 208288.72 07:40:01 5.74 0.01 5.54 0.18 1.13 160.85 94.38 07:50:14 6.61 0.00 6.41 0.19 0.30 160.40 267.05 08:00:14 11.87 0.01 11.33 0.52 0.69 656.97 481.09 08:10:14 5.78 0.02 5.58 0.18 0.60 182.13 269.95 Average: 18.08 2.48 13.39 2.22 38.21 798.23 21791.87 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 4335952 7714248 8218188 50.19 261332 3074384 9466492 54.34 2083920 9352436 2868 06:50:01 3606696 7338720 8591920 52.48 272112 3414484 9305484 53.41 2248932 9899620 156 07:00:14 5983192 9738156 6196056 37.84 273344 3436200 6961348 39.96 2255984 7537224 92 07:10:01 10602376 14501928 1434976 8.76 278864 3570472 2754832 15.81 2307868 2882776 11704 07:20:05 7498196 11451068 4484152 27.39 281232 3621348 5182664 29.75 2312044 5969740 276 07:30:14 7399528 11375472 4559752 27.85 281980 3643620 5302476 30.44 2317868 6063724 364 07:40:01 5968524 9965180 5969192 36.46 282444 3663764 6757184 38.79 2319964 7484868 412 07:50:14 5687724 9706076 6228328 38.04 283140 3684676 6973176 40.03 2323340 7762588 180 08:00:14 7651144 11818248 4117144 25.15 287372 3823560 5019312 28.81 2339708 5775100 332 08:10:14 6260432 10456500 5477976 33.46 288228 3851592 6090752 34.96 2351656 7150464 496 Average: 6499376 10406560 5527768 33.76 279005 3578410 6381372 36.63 2286128 6987854 1688 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 22.89 22.89 16.71 16.71 0.00 0.00 0.00 0.00 06:40:01 ens3 2.11 1.70 0.65 0.53 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 48.70 48.70 20.61 20.61 0.00 0.00 0.00 0.00 06:50:01 ens3 1.88 1.69 0.47 1.52 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:14 lo 13.72 13.72 7.13 7.13 0.00 0.00 0.00 0.00 07:00:14 ens3 1.09 0.49 0.29 0.19 0.00 0.00 0.00 0.00 07:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 10.38 10.38 5.03 5.03 0.00 0.00 0.00 0.00 07:10:01 ens3 1.33 0.90 0.41 0.31 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:05 lo 20.72 20.72 10.95 10.95 0.00 0.00 0.00 0.00 07:20:05 ens3 0.87 0.70 0.19 0.15 0.00 0.00 0.00 0.00 07:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:14 lo 23.48 23.48 8.98 8.98 0.00 0.00 0.00 0.00 07:30:14 ens3 1.19 0.58 0.35 0.23 0.00 0.00 0.00 0.00 07:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 25.54 25.54 11.43 11.43 0.00 0.00 0.00 0.00 07:40:01 ens3 1.44 0.63 0.39 0.25 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:14 lo 17.66 17.66 10.41 10.41 0.00 0.00 0.00 0.00 07:50:14 ens3 0.67 0.53 0.16 0.13 0.00 0.00 0.00 0.00 07:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:14 lo 11.49 11.49 7.00 7.00 0.00 0.00 0.00 0.00 08:00:14 ens3 1.03 0.76 0.31 0.24 0.00 0.00 0.00 0.00 08:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:14 lo 32.52 32.52 13.05 13.05 0.00 0.00 0.00 0.00 08:10:14 ens3 0.99 0.73 0.27 0.21 0.00 0.00 0.00 0.00 08:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.70 22.70 11.13 11.13 0.00 0.00 0.00 0.00 Average: ens3 1.26 0.87 0.35 0.38 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-11277) 05/06/26 _x86_64_ (4 CPU) 06:23:11 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 52.55 0.00 1.95 0.11 0.10 45.30 06:40:01 0 52.64 0.00 2.00 0.18 0.10 45.08 06:40:01 1 52.52 0.00 1.93 0.05 0.10 45.41 06:40:01 2 51.54 0.00 2.06 0.12 0.10 46.18 06:40:01 3 53.48 0.00 1.82 0.08 0.10 44.53 06:50:01 all 37.83 0.00 1.61 0.08 0.10 60.38 06:50:01 0 37.41 0.00 1.65 0.10 0.10 60.74 06:50:01 1 37.73 0.00 1.62 0.02 0.10 60.53 06:50:01 2 37.28 0.00 1.58 0.13 0.10 60.92 06:50:01 3 38.89 0.00 1.60 0.09 0.10 59.32 07:00:14 all 16.67 0.00 0.83 0.03 0.09 82.38 07:00:14 0 16.57 0.00 0.86 0.05 0.09 82.43 07:00:14 1 17.03 0.00 1.00 0.01 0.09 81.87 07:00:14 2 16.74 0.00 0.79 0.03 0.09 82.35 07:00:14 3 16.32 0.00 0.66 0.04 0.09 82.89 07:10:01 all 24.13 0.00 0.88 0.12 0.08 74.78 07:10:01 0 23.36 0.00 0.90 0.06 0.09 75.59 07:10:01 1 24.28 0.00 0.90 0.24 0.08 74.50 07:10:01 2 24.32 0.00 0.80 0.18 0.08 74.62 07:10:01 3 24.57 0.00 0.93 0.01 0.09 74.40 07:20:05 all 23.03 0.00 0.76 0.04 0.08 76.10 07:20:05 0 23.77 0.00 0.67 0.02 0.07 75.47 07:20:05 1 22.83 0.00 0.69 0.04 0.08 76.36 07:20:05 2 22.44 0.00 0.88 0.08 0.08 76.52 07:20:05 3 23.08 0.00 0.79 0.03 0.08 76.03 07:30:14 all 8.16 0.00 0.50 0.04 0.07 91.24 07:30:14 0 7.85 0.00 0.58 0.12 0.07 91.38 07:30:14 1 8.58 0.00 0.49 0.03 0.07 90.82 07:30:14 2 8.09 0.00 0.50 0.00 0.07 91.34 07:30:14 3 8.11 0.00 0.42 0.01 0.07 91.40 07:40:01 all 10.30 0.00 0.53 0.02 0.07 89.08 07:40:01 0 10.01 0.00 0.41 0.01 0.06 89.50 07:40:01 1 10.00 0.00 0.58 0.05 0.08 89.30 07:40:01 2 10.57 0.00 0.54 0.01 0.08 88.80 07:40:01 3 10.62 0.00 0.58 0.01 0.07 88.71 07:50:14 all 9.44 0.00 0.37 0.02 0.07 90.10 07:50:14 0 9.63 0.00 0.41 0.01 0.07 89.88 07:50:14 1 9.15 0.00 0.37 0.05 0.08 90.35 07:50:14 2 9.48 0.00 0.35 0.00 0.07 90.09 07:50:14 3 9.51 0.00 0.34 0.00 0.07 90.07 08:00:14 all 17.86 0.00 0.71 0.04 0.08 81.31 08:00:14 0 17.92 0.00 0.87 0.10 0.07 81.03 08:00:14 1 18.42 0.00 0.66 0.03 0.08 80.82 08:00:14 2 17.39 0.00 0.66 0.03 0.08 81.84 08:00:14 3 17.72 0.00 0.63 0.02 0.08 81.56 08:10:14 all 11.40 0.00 0.49 0.02 0.07 88.02 08:10:14 0 11.43 0.00 0.46 0.02 0.07 88.01 08:10:14 1 11.22 0.00 0.52 0.01 0.08 88.18 08:10:14 2 11.86 0.00 0.47 0.03 0.07 87.57 08:10:14 3 11.09 0.00 0.51 0.01 0.07 88.32 Average: all 21.10 0.00 0.86 0.05 0.08 77.90 Average: 0 21.03 0.00 0.88 0.07 0.08 77.95 Average: 1 21.15 0.00 0.87 0.05 0.08 77.84 Average: 2 20.94 0.00 0.86 0.06 0.08 78.06 Average: 3 21.30 0.00 0.83 0.03 0.08 77.77