---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20625 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 705 12146 3 3137 14941 Swap: 1023 22 1001 ---> 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:53:aa:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79315sec preferred_lft 79315sec inet6 fe80::f816:3eff:fe53:aa91/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:30:2e:95:44:e1 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::430:2eff:fe95:44e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-20625) 05/27/26 _x86_64_ (4 CPU) 08:18:51 LINUX RESTART (4 CPU) 08:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:00 135.48 9.39 119.68 6.41 1238.51 39030.40 13648.89 08:40:07 56.17 20.48 33.97 1.72 984.52 1834.90 1134.79 08:50:07 13.11 0.72 11.76 0.63 24.69 368.75 297.77 09:00:07 4.62 0.14 4.30 0.18 2.40 114.11 311.71 09:10:07 15.36 0.16 14.53 0.67 3.45 680.25 645.72 09:20:07 12.40 0.17 11.77 0.46 3.80 348.21 566.79 09:30:07 8.22 0.43 7.48 0.31 6.01 218.31 88.55 09:40:07 22.23 1.05 5.12 16.06 17.99 155.81 210121.03 09:50:03 4.65 0.01 4.46 0.18 0.47 146.26 65.59 10:00:07 4.62 0.04 4.44 0.15 1.40 143.00 36.53 10:10:07 9.50 0.03 9.15 0.33 0.76 565.64 270.88 Average: 25.95 2.97 20.51 2.46 207.36 3923.79 20639.85 08:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:00 1846736 9637724 6282024 38.37 264832 7307016 8057136 46.25 2315348 11409972 2044 08:40:07 2364128 4234060 11704316 71.49 266248 1715056 13066092 75.00 1178924 12380136 752 08:50:07 9183640 11085948 4856760 29.66 267956 1745788 5962252 34.22 1200076 5547964 420 09:00:07 7766036 9679132 6263496 38.25 268576 1755948 7063328 40.54 1203164 6975844 116 09:10:07 11689084 13732732 2212232 13.51 274308 1878796 2990660 17.17 1254708 3003256 128 09:20:07 9375128 11468200 4475288 27.33 275796 1926704 5307888 30.47 1259568 5307824 196 09:30:07 9542728 11666000 4277648 26.13 276612 1956048 5162800 29.63 1263164 5141724 268 09:40:07 7792556 9945400 5997220 36.63 279300 1982764 6786004 38.95 1276312 6875024 744 09:50:03 7875496 10050428 5892108 35.99 279740 2004380 6714616 38.54 1279824 6787540 424 10:00:07 9177580 11375980 4567544 27.90 280356 2027212 5345500 30.68 1282540 5480352 348 10:10:07 8959196 11287960 4655512 28.43 284172 2148288 5318100 30.53 1297444 5680120 344 Average: 7779301 10378506 5562195 33.97 274354 2404364 6524943 37.45 1346461 6780887 526 08:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:00 lo 4.84 4.84 5.19 5.19 0.00 0.00 0.00 0.00 08:30:00 ens3 188.67 138.15 2036.69 15.59 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:40:07 lo 41.61 41.61 25.76 25.76 0.00 0.00 0.00 0.00 08:40:07 ens3 2.73 1.93 0.59 0.45 0.00 0.00 0.00 0.00 08:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 lo 37.97 37.97 15.14 15.14 0.00 0.00 0.00 0.00 08:50:07 ens3 1.77 1.05 0.44 0.32 0.00 0.00 0.00 0.00 08:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:07 lo 9.77 9.77 4.90 4.90 0.00 0.00 0.00 0.00 09:00:07 ens3 0.60 0.29 0.13 0.08 0.00 0.00 0.00 0.00 09:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:07 lo 7.49 7.49 3.96 3.96 0.00 0.00 0.00 0.00 09:10:07 ens3 1.05 0.77 0.32 0.24 0.00 0.00 0.00 0.00 09:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:07 lo 13.46 13.46 6.74 6.74 0.00 0.00 0.00 0.00 09:20:07 ens3 1.45 0.74 0.51 0.35 0.00 0.00 0.00 0.00 09:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:07 lo 17.09 17.09 8.64 8.64 0.00 0.00 0.00 0.00 09:30:07 ens3 1.14 0.76 0.33 0.24 0.00 0.00 0.00 0.00 09:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:07 lo 30.04 30.04 11.90 11.90 0.00 0.00 0.00 0.00 09:40:07 ens3 5.76 3.85 3.67 2.53 0.00 0.00 0.00 0.00 09:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:03 lo 19.19 19.19 10.23 10.23 0.00 0.00 0.00 0.00 09:50:03 ens3 1.03 0.63 0.30 0.21 0.00 0.00 0.00 0.00 09:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:07 lo 11.47 11.47 6.51 6.51 0.00 0.00 0.00 0.00 10:00:07 ens3 1.09 0.54 0.36 0.25 0.00 0.00 0.00 0.00 10:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:07 lo 21.49 21.49 10.29 10.29 0.00 0.00 0.00 0.00 10:10:07 ens3 1.01 0.84 0.26 0.21 0.00 0.00 0.00 0.00 10:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.53 19.53 9.95 9.95 0.00 0.00 0.00 0.00 Average: ens3 18.55 13.45 183.57 1.85 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-20625) 05/27/26 _x86_64_ (4 CPU) 08:18:51 LINUX RESTART (4 CPU) 08:20:07 CPU %user %nice %system %iowait %steal %idle 08:30:00 all 51.05 0.00 2.80 1.44 0.12 44.59 08:30:00 0 51.32 0.00 3.06 1.91 0.12 43.60 08:30:00 1 55.78 0.00 2.99 1.15 0.12 39.96 08:30:00 2 48.23 0.00 2.56 1.40 0.11 47.70 08:30:00 3 48.88 0.00 2.60 1.29 0.12 47.10 08:40:07 all 60.94 0.00 2.29 0.24 0.15 36.39 08:40:07 0 60.69 0.00 2.33 0.25 0.15 36.58 08:40:07 1 61.72 0.00 2.22 0.14 0.15 35.77 08:40:07 2 61.04 0.00 2.23 0.29 0.14 36.29 08:40:07 3 60.30 0.00 2.38 0.26 0.15 36.92 08:50:07 all 22.33 0.00 1.15 0.05 0.13 76.34 08:50:07 0 22.22 0.00 1.26 0.04 0.13 76.35 08:50:07 1 21.85 0.00 1.12 0.03 0.13 76.87 08:50:07 2 22.79 0.00 1.17 0.05 0.13 75.86 08:50:07 3 22.45 0.00 1.07 0.07 0.13 76.27 09:00:07 all 9.51 0.00 0.57 0.03 0.11 89.78 09:00:07 0 9.51 0.00 0.48 0.01 0.10 89.90 09:00:07 1 9.17 0.00 0.61 0.04 0.12 90.06 09:00:07 2 10.02 0.00 0.72 0.02 0.11 89.13 09:00:07 3 9.35 0.00 0.48 0.03 0.11 90.03 09:10:07 all 20.99 0.00 0.85 0.07 0.11 77.97 09:10:07 0 21.77 0.00 0.82 0.12 0.10 77.19 09:10:07 1 20.26 0.00 0.85 0.03 0.12 78.74 09:10:07 2 20.54 0.00 0.91 0.04 0.12 78.40 09:10:07 3 21.39 0.00 0.83 0.11 0.12 77.56 09:20:07 all 18.85 0.00 0.70 0.05 0.11 80.29 09:20:07 0 18.44 0.00 0.70 0.05 0.10 80.72 09:20:07 1 17.51 0.00 0.65 0.07 0.11 81.66 09:20:07 2 20.02 0.00 0.79 0.06 0.11 79.02 09:20:07 3 19.43 0.00 0.66 0.02 0.11 79.79 09:30:07 all 12.98 0.00 0.58 0.06 0.11 86.26 09:30:07 0 12.99 0.00 0.57 0.08 0.11 86.25 09:30:07 1 12.99 0.00 0.57 0.10 0.11 86.23 09:30:07 2 13.13 0.00 0.57 0.01 0.11 86.18 09:30:07 3 12.82 0.00 0.63 0.04 0.11 86.40 09:40:07 all 11.10 0.00 0.48 0.06 0.11 88.25 09:40:07 0 11.12 0.00 0.50 0.04 0.11 88.23 09:40:07 1 11.52 0.00 0.43 0.03 0.11 87.92 09:40:07 2 10.69 0.00 0.49 0.08 0.11 88.64 09:40:07 3 11.05 0.00 0.49 0.10 0.12 88.24 09:50:03 all 9.97 0.00 0.42 0.02 0.11 89.48 09:50:03 0 10.21 0.00 0.44 0.01 0.10 89.25 09:50:03 1 9.97 0.00 0.40 0.03 0.12 89.48 09:50:03 2 9.51 0.00 0.42 0.04 0.11 89.92 09:50:03 3 10.19 0.00 0.42 0.03 0.11 89.26 10:00:07 all 7.83 0.00 0.43 0.03 0.10 91.60 10:00:07 0 7.74 0.00 0.39 0.06 0.09 91.72 10:00:07 1 7.75 0.00 0.52 0.04 0.10 91.58 10:00:07 2 7.73 0.00 0.48 0.00 0.12 91.66 10:00:07 3 8.11 0.00 0.33 0.02 0.09 91.44 10:10:07 all 16.21 0.00 0.73 0.04 0.11 82.91 10:10:07 0 16.39 0.00 0.72 0.02 0.10 82.77 10:10:07 1 15.83 0.00 0.80 0.03 0.11 83.25 10:10:07 2 16.14 0.00 0.74 0.02 0.11 82.99 10:10:07 3 16.48 0.00 0.68 0.11 0.10 82.64 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.98 0.00 1.00 0.19 0.11 76.71 Average: 0 22.04 0.00 1.02 0.23 0.11 76.59 Average: 1 22.22 0.00 1.01 0.15 0.12 76.50 Average: 2 21.81 0.00 1.01 0.18 0.12 76.89 Average: 3 21.86 0.00 0.96 0.19 0.11 76.88