---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5767 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: 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 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 726 11097 4 4165 14920 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:97:8c:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80015sec preferred_lft 80015sec inet6 fe80::f816:3eff:fe97:8c57/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:69:85:e5:f2:38 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::1c69:85ff:fee5:f238/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-5767) 04/21/26 _x86_64_ (4 CPU) 07:30:59 LINUX RESTART (4 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:03 75.21 25.27 47.06 2.88 385.74 5279.93 3239.28 08:00:08 15.46 0.33 14.32 0.81 16.20 453.70 664.95 08:10:01 11.44 0.20 10.71 0.52 13.12 594.07 414.78 08:20:32 14.96 0.02 14.34 0.60 0.65 478.57 310.19 08:30:02 6.73 0.02 6.48 0.22 1.61 165.99 153.91 08:40:01 22.36 0.07 6.48 15.81 2.04 228.16 210476.50 08:50:32 6.43 0.01 6.22 0.19 0.87 168.58 72.30 09:00:32 9.66 0.01 9.25 0.41 0.31 563.09 95.16 09:10:01 4.41 0.01 4.28 0.11 0.41 155.12 220.10 Average: 18.60 2.89 13.31 2.40 46.94 902.45 23913.58 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:03 4259688 7190592 8743048 53.40 266316 2692988 9489368 54.47 2067156 9502788 1964 08:00:08 6835672 9806276 6130380 37.44 268796 2730256 7740244 44.43 2086144 6934408 6956 08:10:01 8762800 11845424 4093772 25.00 273176 2837880 5024720 28.84 2124432 4958812 444 08:20:32 8345964 11502868 4436180 27.09 275572 2909764 5235792 30.05 2131312 5377828 56 08:30:02 11201376 14389356 1551400 9.48 276208 2940204 2835120 16.27 2133292 2539024 15460 08:40:01 6787004 10001732 5936196 36.26 277272 2965900 6679304 38.34 2140452 6930060 312 08:50:32 6624256 9861900 6075996 37.11 278032 2988056 6788240 38.96 2144104 7077864 44 09:00:32 8018504 11376980 4561928 27.86 281896 3104504 5313892 30.50 2152304 5683320 176 09:10:01 7775864 11158844 4779884 29.19 282260 3128608 5360280 30.77 2160504 5924964 552 Average: 7623459 10792664 5145420 31.43 275503 2922018 6051884 34.74 2126633 6103230 2885 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:03 lo 41.13 41.13 25.40 25.40 0.00 0.00 0.00 0.00 07:50:03 ens3 2.62 2.42 0.75 1.35 0.00 0.00 0.00 0.00 07:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:08 lo 35.46 35.46 14.44 14.44 0.00 0.00 0.00 0.00 08:00:08 ens3 1.52 1.06 0.37 0.51 0.00 0.00 0.00 0.00 08:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 13.00 13.00 6.85 6.85 0.00 0.00 0.00 0.00 08:10:01 ens3 0.87 0.62 0.28 0.21 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:32 lo 16.64 16.64 8.46 8.46 0.00 0.00 0.00 0.00 08:20:32 ens3 1.16 0.78 0.28 0.21 0.00 0.00 0.00 0.00 08:20:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:02 lo 16.50 16.50 8.37 8.37 0.00 0.00 0.00 0.00 08:30:02 ens3 1.70 0.70 0.46 0.29 0.00 0.00 0.00 0.00 08:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 29.72 29.72 11.75 11.75 0.00 0.00 0.00 0.00 08:40:01 ens3 1.59 0.65 0.48 0.31 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:32 lo 19.54 19.54 10.26 10.26 0.00 0.00 0.00 0.00 08:50:32 ens3 1.32 0.72 0.36 0.24 0.00 0.00 0.00 0.00 08:50:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:32 lo 16.34 16.34 9.77 9.77 0.00 0.00 0.00 0.00 09:00:32 ens3 1.29 0.79 0.42 0.31 0.00 0.00 0.00 0.00 09:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 15.54 15.54 6.72 6.72 0.00 0.00 0.00 0.00 09:10:01 ens3 0.81 0.56 0.19 0.14 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.70 22.70 11.37 11.37 0.00 0.00 0.00 0.00 Average: ens3 1.43 0.92 0.40 0.40 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-5767) 04/21/26 _x86_64_ (4 CPU) 07:30:59 LINUX RESTART (4 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:03 all 62.71 0.00 2.42 0.14 0.11 34.62 07:50:03 0 62.96 0.00 2.38 0.10 0.11 34.45 07:50:03 1 62.56 0.00 2.44 0.10 0.11 34.79 07:50:03 2 62.40 0.00 2.41 0.10 0.11 34.98 07:50:03 3 62.92 0.00 2.46 0.24 0.11 34.27 08:00:08 all 31.04 0.00 1.24 0.04 0.10 67.57 08:00:08 0 31.28 0.00 1.20 0.04 0.10 67.38 08:00:08 1 31.48 0.00 1.20 0.02 0.11 67.19 08:00:08 2 30.48 0.00 1.29 0.05 0.10 68.07 08:00:08 3 30.93 0.00 1.26 0.04 0.11 67.66 08:10:01 all 18.15 0.00 0.73 0.05 0.08 80.99 08:10:01 0 17.66 0.00 0.69 0.03 0.07 81.55 08:10:01 1 17.98 0.00 0.74 0.06 0.07 81.14 08:10:01 2 18.88 0.00 0.84 0.06 0.09 80.13 08:10:01 3 18.09 0.00 0.66 0.03 0.07 81.15 08:20:32 all 25.98 0.00 0.87 0.14 0.07 72.94 08:20:32 0 25.65 0.00 0.85 0.21 0.07 73.22 08:20:32 1 26.69 0.00 0.87 0.10 0.07 72.27 08:20:32 2 25.67 0.00 0.78 0.10 0.08 73.37 08:20:32 3 25.89 0.00 0.99 0.14 0.08 72.90 08:30:02 all 11.76 0.00 0.55 0.06 0.06 87.57 08:30:02 0 11.96 0.00 0.53 0.07 0.06 87.38 08:30:02 1 12.04 0.00 0.65 0.10 0.07 87.14 08:30:02 2 11.57 0.00 0.51 0.02 0.06 87.84 08:30:02 3 11.47 0.00 0.52 0.06 0.06 87.90 08:40:01 all 15.04 0.00 0.64 0.06 0.07 84.19 08:40:01 0 14.28 0.00 0.62 0.14 0.06 84.89 08:40:01 1 15.60 0.00 0.70 0.02 0.07 83.61 08:40:01 2 15.14 0.00 0.61 0.03 0.07 84.15 08:40:01 3 15.15 0.00 0.61 0.05 0.06 84.12 08:50:32 all 10.62 0.00 0.42 0.05 0.06 88.85 08:50:32 0 10.57 0.00 0.37 0.00 0.06 88.99 08:50:32 1 11.20 0.00 0.44 0.02 0.06 88.28 08:50:32 2 9.95 0.00 0.50 0.10 0.06 89.39 08:50:32 3 10.76 0.00 0.36 0.07 0.06 88.75 09:00:32 all 14.48 0.00 0.62 0.05 0.07 84.79 09:00:32 0 14.12 0.00 0.57 0.09 0.06 85.17 09:00:32 1 14.67 0.00 0.58 0.02 0.07 84.66 09:00:32 2 15.23 0.00 0.67 0.05 0.07 83.99 09:00:32 3 13.91 0.00 0.66 0.03 0.07 85.33 09:10:01 all 9.24 0.00 0.51 0.08 0.08 90.08 09:10:01 0 9.58 0.00 0.42 0.04 0.07 89.88 09:10:01 1 9.20 0.00 0.49 0.02 0.11 90.18 09:10:01 2 9.38 0.00 0.53 0.04 0.08 89.98 09:10:01 3 8.82 0.00 0.59 0.22 0.07 90.30 Average: all 22.23 0.00 0.89 0.07 0.08 76.72 Average: 0 22.12 0.00 0.85 0.08 0.07 76.87 Average: 1 22.51 0.00 0.90 0.05 0.08 76.45 Average: 2 22.19 0.00 0.91 0.06 0.08 76.76 Average: 3 22.12 0.00 0.90 0.10 0.08 76.81