---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-65983 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: 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 718 10714 3 4556 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:6c:55:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.239/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79496sec preferred_lft 79496sec inet6 fe80::f816:3eff:fe6c:552a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:3d:0d:af:24:8c 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::5c3d:dff:feaf:248c/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-65983) 04/02/26 _x86_64_ (4 CPU) 09:25:16 LINUX RESTART (4 CPU) 09:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:02 119.86 23.26 78.53 18.07 360.81 16882.72 225801.58 09:50:02 20.92 1.25 18.68 1.00 21.64 485.73 1121.81 10:00:01 8.34 0.11 7.84 0.38 6.86 271.65 1415.09 10:10:02 19.59 0.05 18.62 0.91 3.19 839.53 1220.79 10:20:02 9.74 0.03 9.24 0.47 1.39 295.33 309.72 10:30:01 4.76 0.01 4.56 0.19 0.55 130.14 290.24 10:40:02 5.24 0.03 5.02 0.19 1.89 152.89 82.74 10:50:02 5.62 0.00 5.44 0.18 0.31 158.67 79.12 11:00:01 9.13 0.03 8.72 0.39 3.59 556.45 157.60 11:10:02 5.02 0.01 4.87 0.15 0.39 166.05 50.56 11:20:02 10.12 1.98 7.32 0.83 111.65 1438.32 762.01 Average: 19.86 2.43 15.36 2.07 46.61 1945.22 21050.71 09:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:02 265808 3634036 12296976 75.10 267548 3079608 13267196 76.15 2026168 13490520 692 09:50:02 2716808 6119364 9812344 59.93 270240 3111504 11082680 63.61 2091452 10951616 448 10:00:01 6202436 9630468 6303416 38.50 271248 3135984 7082520 40.65 2100116 7494356 140 10:10:02 10083116 13660636 2277704 13.91 277392 3279316 3054336 17.53 2141280 3584660 332 10:20:02 7823568 11439552 4497464 27.47 278472 3316692 5279488 30.30 2144176 5845980 340 10:30:01 7755388 11388284 4548516 27.78 278872 3333232 5337560 30.64 2145100 5913232 360 10:40:02 6137200 9790924 6145052 37.53 279264 3353656 6868708 39.43 2147112 7523076 532 10:50:02 6212776 9887688 6048248 36.94 279908 3374200 6842284 39.27 2150468 7436180 280 11:00:01 7978396 11780096 4157208 25.39 283700 3493204 5110064 29.33 2158384 5675852 2000 11:10:02 7399368 11226692 4709964 28.77 284328 3518016 5310236 30.48 2167256 6232576 532 11:20:02 11030916 15310644 627588 3.83 286284 3959756 1294448 7.43 2219852 2552820 30256 Average: 6691435 10351671 5584044 34.11 277932 3359561 6411775 36.80 2135579 6972806 3265 09:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:02 lo 19.31 19.31 16.64 16.64 0.00 0.00 0.00 0.00 09:40:02 ens3 35.27 26.12 644.39 3.05 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:02 lo 46.81 46.81 20.41 20.41 0.00 0.00 0.00 0.00 09:50:02 ens3 2.04 1.90 0.42 1.19 0.00 0.00 0.00 0.00 09:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 19.90 19.90 9.28 9.28 0.00 0.00 0.00 0.00 10:00:01 ens3 0.60 0.42 0.15 0.11 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:02 lo 12.49 12.49 6.22 6.22 0.00 0.00 0.00 0.00 10:10:02 ens3 0.93 0.81 0.24 0.20 0.00 0.00 0.00 0.00 10:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:02 lo 15.71 15.71 8.16 8.16 0.00 0.00 0.00 0.00 10:20:02 ens3 0.63 0.57 0.13 0.10 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 20.46 20.46 8.65 8.65 0.00 0.00 0.00 0.00 10:30:01 ens3 0.63 0.57 0.14 0.11 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 lo 25.81 25.81 10.91 10.91 0.00 0.00 0.00 0.00 10:40:02 ens3 0.60 0.57 0.14 0.11 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:02 lo 17.29 17.29 9.95 9.95 0.00 0.00 0.00 0.00 10:50:02 ens3 0.60 0.54 0.13 0.11 0.00 0.00 0.00 0.00 10:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 10.69 10.69 5.55 5.55 0.00 0.00 0.00 0.00 11:00:01 ens3 0.67 0.57 0.21 0.17 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 11:10:02 lo 17.59 17.59 8.70 8.70 0.00 0.00 0.00 0.00 11:10:02 ens3 0.78 0.63 0.20 0.15 0.00 0.00 0.00 0.00 11:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 25.64 25.64 9.91 9.91 0.00 0.00 0.00 0.00 11:20:02 ens3 2.57 2.17 1.64 0.92 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.06 21.06 10.40 10.40 0.00 0.00 0.00 0.00 Average: ens3 4.12 3.17 58.96 0.57 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-65983) 04/02/26 _x86_64_ (4 CPU) 09:25:16 LINUX RESTART (4 CPU) 09:30:01 CPU %user %nice %system %iowait %steal %idle 09:40:02 all 54.73 0.00 2.25 0.66 0.11 42.25 09:40:02 0 54.04 0.00 2.22 0.49 0.11 43.14 09:40:02 1 54.46 0.00 2.36 0.92 0.10 42.16 09:40:02 2 55.77 0.00 2.17 0.59 0.12 41.36 09:40:02 3 54.65 0.00 2.24 0.65 0.11 42.35 09:50:02 all 41.24 0.00 1.66 0.09 0.11 56.89 09:50:02 0 40.93 0.00 1.55 0.12 0.12 57.29 09:50:02 1 41.10 0.00 1.74 0.10 0.11 56.94 09:50:02 2 41.17 0.00 1.70 0.09 0.11 56.94 09:50:02 3 41.77 0.00 1.66 0.07 0.11 56.39 10:00:01 all 17.37 0.00 0.90 0.03 0.08 81.62 10:00:01 0 17.77 0.00 0.89 0.01 0.08 81.25 10:00:01 1 17.51 0.00 0.91 0.05 0.08 81.44 10:00:01 2 17.58 0.00 0.90 0.04 0.09 81.40 10:00:01 3 16.60 0.00 0.88 0.03 0.08 82.40 10:10:02 all 28.54 0.00 1.04 0.10 0.09 70.23 10:10:02 0 27.57 0.00 0.90 0.04 0.09 71.41 10:10:02 1 28.59 0.00 1.14 0.02 0.09 70.15 10:10:02 2 28.97 0.00 1.01 0.03 0.09 69.90 10:10:02 3 29.02 0.00 1.10 0.32 0.09 69.47 10:20:02 all 17.40 0.00 0.59 0.21 0.09 81.71 10:20:02 0 17.69 0.00 0.56 0.12 0.08 81.55 10:20:02 1 16.85 0.00 0.56 0.10 0.09 82.40 10:20:02 2 17.70 0.00 0.56 0.15 0.09 81.51 10:20:02 3 17.36 0.00 0.69 0.49 0.09 81.38 10:30:01 all 8.26 0.00 0.39 0.40 0.07 90.87 10:30:01 0 8.23 0.00 0.42 0.46 0.07 90.82 10:30:01 1 8.05 0.00 0.38 0.18 0.07 91.32 10:30:01 2 8.20 0.00 0.46 0.42 0.07 90.85 10:30:01 3 8.58 0.00 0.31 0.55 0.07 90.50 10:40:02 all 10.54 0.00 0.45 0.05 0.07 88.89 10:40:02 0 10.17 0.00 0.40 0.09 0.06 89.28 10:40:02 1 10.81 0.00 0.43 0.02 0.07 88.67 10:40:02 2 10.53 0.00 0.53 0.04 0.07 88.83 10:40:02 3 10.67 0.00 0.43 0.03 0.08 88.79 10:50:02 all 10.24 0.00 0.48 0.10 0.06 89.12 10:50:02 0 10.12 0.00 0.41 0.16 0.06 89.25 10:50:02 1 10.52 0.00 0.48 0.07 0.06 88.87 10:50:02 2 10.19 0.00 0.51 0.12 0.06 89.11 10:50:02 3 10.12 0.00 0.51 0.05 0.06 89.26 11:00:01 all 12.65 0.00 0.63 0.18 0.06 86.47 11:00:01 0 12.37 0.00 0.71 0.14 0.06 86.71 11:00:01 1 12.64 0.00 0.48 0.07 0.06 86.75 11:00:01 2 13.11 0.00 0.68 0.26 0.07 85.87 11:00:01 3 12.49 0.00 0.66 0.23 0.07 86.55 11:10:02 all 10.03 0.00 0.41 0.02 0.06 89.48 11:10:02 0 10.44 0.00 0.39 0.04 0.06 89.07 11:10:02 1 9.89 0.00 0.48 0.03 0.06 89.54 11:10:02 2 10.11 0.00 0.39 0.00 0.06 89.43 11:10:02 3 9.68 0.00 0.37 0.01 0.06 89.88 11:20:02 all 11.02 0.00 0.55 0.11 0.06 88.26 11:20:02 0 11.97 0.00 0.58 0.16 0.06 87.22 11:20:02 1 10.25 0.00 0.48 0.11 0.06 89.09 11:20:02 2 10.94 0.00 0.61 0.08 0.06 88.32 11:20:02 3 10.91 0.00 0.54 0.10 0.06 88.39 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.19 0.00 0.85 0.18 0.08 78.70 Average: 0 20.12 0.00 0.82 0.17 0.08 78.81 Average: 1 20.07 0.00 0.86 0.15 0.08 78.84 Average: 2 20.39 0.00 0.87 0.17 0.08 78.50 Average: 3 20.18 0.00 0.85 0.23 0.08 78.66