---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22156 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 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 704 12153 3 3130 14942 Swap: 1023 28 995 ---> 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:e0:23:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79823sec preferred_lft 79823sec inet6 fe80::f816:3eff:fee0:23ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:04:7c:97:cf:ee 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::5004:7cff:fe97:cfee/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-22156) 06/01/26 _x86_64_ (4 CPU) 06:26:22 LINUX RESTART (4 CPU) 06:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 108.53 3.58 86.28 18.68 146.63 30954.90 229629.84 06:50:09 45.87 22.12 22.45 1.29 934.00 1668.07 1909.66 07:00:11 13.04 4.62 7.99 0.44 80.82 270.38 1187.65 07:10:01 11.60 0.44 10.65 0.51 10.59 558.41 898.10 07:20:11 16.69 0.49 15.45 0.75 17.52 493.07 261.08 07:30:11 7.87 0.27 7.26 0.34 6.55 221.13 218.97 07:40:01 5.82 0.29 5.29 0.24 8.20 162.11 70.17 07:50:07 7.63 0.10 7.29 0.24 2.88 183.64 93.47 08:00:11 7.35 0.37 6.79 0.19 10.27 174.20 57.92 08:10:01 12.18 0.52 11.26 0.40 12.07 597.56 306.28 Average: 23.59 3.31 18.00 2.29 124.29 3489.36 23161.04 06:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 2600548 7003092 8923008 54.50 262548 4027208 9800920 56.26 2146796 10933664 2080 06:50:09 4633788 6488608 9452584 57.73 263376 1702948 10895744 62.54 1164732 10131752 392 07:00:11 8005596 9890696 6051104 36.96 264852 1731476 6854260 39.34 1187128 6739832 108 07:10:01 9722004 11718148 4226824 25.82 269240 1836136 5099568 29.27 1238312 4985960 304 07:20:11 9463404 11537916 4406892 26.92 272304 1911308 5197964 29.84 1250708 5233580 84 07:30:11 9465140 11572220 4372520 26.71 273660 1942552 5204824 29.88 1255220 5216344 60 07:40:01 8017872 10148196 5795692 35.40 274436 1964944 6649312 38.17 1259756 6667328 280 07:50:07 7867324 10020372 5923580 36.18 275372 1986732 6761864 38.81 1264152 6802804 308 08:00:11 9181488 11359512 4585096 28.00 276248 2010832 5389516 30.94 1269720 5494172 264 08:10:01 8972580 11285256 4659024 28.46 279984 2136392 5271028 30.26 1287408 5657756 264 Average: 7792974 10102402 5839632 35.67 271202 2125053 6712500 38.53 1332393 6786319 414 06:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 12.65 12.65 12.16 12.16 0.00 0.00 0.00 0.00 06:40:01 ens3 58.32 42.24 958.91 4.93 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 06:50:09 lo 38.34 38.34 20.12 20.12 0.00 0.00 0.00 0.00 06:50:09 ens3 1.68 1.43 0.40 0.34 0.00 0.00 0.00 0.00 06:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:11 lo 24.77 24.77 11.37 11.37 0.00 0.00 0.00 0.00 07:00:11 ens3 1.45 1.68 0.23 1.21 0.00 0.00 0.00 0.00 07:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 8.99 8.99 4.17 4.17 0.00 0.00 0.00 0.00 07:10:01 ens3 0.84 0.62 0.23 0.18 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 07:20:11 lo 17.30 17.30 8.53 8.53 0.00 0.00 0.00 0.00 07:20:11 ens3 1.02 0.79 0.23 0.18 0.00 0.00 0.00 0.00 07:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:11 lo 17.87 17.87 8.95 8.95 0.00 0.00 0.00 0.00 07:30:11 ens3 0.73 0.56 0.14 0.11 0.00 0.00 0.00 0.00 07:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 28.41 28.41 11.34 11.34 0.00 0.00 0.00 0.00 07:40:01 ens3 0.69 0.45 0.15 0.11 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 07:50:07 lo 15.03 15.03 7.69 7.69 0.00 0.00 0.00 0.00 07:50:07 ens3 0.68 0.44 0.15 0.11 0.00 0.00 0.00 0.00 07:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:11 lo 16.43 16.43 9.26 9.26 0.00 0.00 0.00 0.00 08:00:11 ens3 1.35 0.71 0.47 0.33 0.00 0.00 0.00 0.00 08:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 20.50 20.50 10.06 10.06 0.00 0.00 0.00 0.00 08:10:01 ens3 1.19 0.88 0.33 0.26 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 Average: lo 20.06 20.06 10.38 10.38 0.00 0.00 0.00 0.00 Average: ens3 6.72 4.93 94.85 0.77 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-22156) 06/01/26 _x86_64_ (4 CPU) 06:26:22 LINUX RESTART (4 CPU) 06:30:09 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 54.90 0.00 2.43 1.12 0.11 41.44 06:40:01 0 53.55 0.00 2.23 1.04 0.11 43.07 06:40:01 1 53.56 0.00 2.49 0.98 0.11 42.86 06:40:01 2 56.59 0.00 2.60 1.03 0.12 39.66 06:40:01 3 55.90 0.00 2.40 1.43 0.11 40.15 06:50:09 all 47.78 0.00 1.72 0.16 0.12 50.22 06:50:09 0 47.62 0.00 1.95 0.21 0.12 50.10 06:50:09 1 47.89 0.00 1.58 0.12 0.13 50.29 06:50:09 2 47.69 0.00 1.70 0.17 0.13 50.31 06:50:09 3 47.92 0.00 1.68 0.13 0.12 50.15 07:00:11 all 18.39 0.00 0.83 0.06 0.09 80.64 07:00:11 0 18.59 0.00 0.83 0.07 0.09 80.41 07:00:11 1 18.58 0.00 0.93 0.06 0.09 80.33 07:00:11 2 18.29 0.00 0.81 0.04 0.10 80.77 07:00:11 3 18.08 0.00 0.74 0.07 0.09 81.03 07:10:01 all 15.60 0.00 0.61 0.10 0.07 83.63 07:10:01 0 15.97 0.00 0.62 0.09 0.08 83.24 07:10:01 1 15.74 0.00 0.63 0.06 0.07 83.50 07:10:01 2 15.15 0.00 0.59 0.10 0.07 84.09 07:10:01 3 15.54 0.00 0.58 0.13 0.07 83.67 07:20:11 all 24.91 0.00 0.81 0.07 0.08 74.13 07:20:11 0 24.90 0.00 0.81 0.06 0.08 74.15 07:20:11 1 25.36 0.00 0.85 0.05 0.08 73.65 07:20:11 2 24.94 0.00 0.93 0.06 0.08 73.99 07:20:11 3 24.43 0.00 0.65 0.10 0.08 74.74 07:30:11 all 13.38 0.00 0.49 0.03 0.07 86.05 07:30:11 0 13.28 0.00 0.46 0.04 0.06 86.17 07:30:11 1 13.28 0.00 0.49 0.02 0.06 86.15 07:30:11 2 13.41 0.00 0.44 0.04 0.07 86.04 07:30:11 3 13.54 0.00 0.55 0.02 0.07 85.83 07:40:01 all 10.64 0.00 0.53 0.02 0.07 88.74 07:40:01 0 10.75 0.00 0.44 0.04 0.06 88.71 07:40:01 1 10.88 0.00 0.50 0.01 0.07 88.54 07:40:01 2 10.64 0.00 0.66 0.02 0.07 88.61 07:40:01 3 10.28 0.00 0.52 0.01 0.07 89.12 07:50:07 all 9.43 0.00 0.50 0.02 0.07 89.98 07:50:07 0 9.29 0.00 0.45 0.01 0.07 90.18 07:50:07 1 9.41 0.00 0.54 0.03 0.07 89.95 07:50:07 2 9.77 0.00 0.50 0.02 0.08 89.63 07:50:07 3 9.24 0.00 0.50 0.03 0.06 90.17 08:00:11 all 8.09 0.00 0.48 0.02 0.07 91.34 08:00:11 0 8.16 0.00 0.48 0.03 0.06 91.28 08:00:11 1 8.23 0.00 0.49 0.01 0.07 91.20 08:00:11 2 8.31 0.00 0.50 0.03 0.07 91.10 08:00:11 3 7.68 0.00 0.45 0.01 0.06 91.79 08:10:01 all 14.37 0.00 0.56 0.04 0.07 84.95 08:10:01 0 14.42 0.00 0.53 0.06 0.07 84.92 08:10:01 1 15.09 0.00 0.64 0.05 0.07 84.14 08:10:01 2 14.07 0.00 0.52 0.02 0.08 85.32 08:10:01 3 13.92 0.00 0.57 0.01 0.07 85.43 Average: all 21.75 0.00 0.90 0.16 0.08 77.12 Average: 0 21.65 0.00 0.88 0.16 0.08 77.23 Average: 1 21.80 0.00 0.91 0.14 0.08 77.06 Average: 2 21.88 0.00 0.92 0.15 0.09 76.96 Average: 3 21.65 0.00 0.86 0.19 0.08 77.22