---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-20904 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 697 10753 3 4537 14949 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:8b:f0:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79262sec preferred_lft 79262sec inet6 fe80::f816:3eff:fe8b:f026/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:3a:f0:aa:4a:ca 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-20904) 02/26/26 _x86_64_ (4 CPU) 08:06:46 LINUX RESTART (4 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:02 87.40 2.50 80.86 4.04 128.19 30800.71 11716.83 08:30:20 48.61 20.76 26.31 1.55 228.62 1659.95 1424.09 08:40:01 9.63 0.09 9.01 0.53 4.37 329.99 727.30 08:50:20 11.09 0.07 10.49 0.53 1.41 564.75 550.33 09:00:20 32.23 0.07 15.73 16.43 1.60 503.83 210061.81 09:10:01 4.61 0.01 4.44 0.15 0.58 123.76 249.00 09:20:20 4.62 0.01 4.42 0.20 0.30 135.20 66.22 09:30:09 5.00 0.02 4.81 0.18 1.14 143.58 273.07 09:40:01 5.34 0.22 4.92 0.20 5.76 151.71 82.32 09:50:17 8.66 0.01 8.24 0.41 0.68 538.94 309.17 10:00:20 5.01 0.00 4.84 0.16 0.03 158.00 43.60 Average: 20.30 2.21 15.87 2.21 34.40 3191.97 20446.59 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:02 1776364 6339976 9588812 58.56 253364 4191108 11586868 66.51 2032876 11880276 1912 08:30:20 1940880 5308072 10624752 64.89 264976 3081396 11461140 65.79 2095844 11746056 464 08:40:01 3369104 6760688 9173496 56.03 266060 3104696 10724256 61.56 2115940 10309772 1044 08:50:20 8124264 11629248 4308580 26.32 270832 3213000 5162052 29.63 2151552 5534336 136 09:00:20 7878292 11460172 4477488 27.35 273772 3286892 5252608 30.15 2163020 5761096 320 09:10:01 7693464 11290412 4647184 28.38 274328 3301412 5332744 30.61 2164104 5949380 380 09:20:20 7675304 11291560 4645956 28.38 274840 3320204 5337724 30.64 2165436 5967788 64 09:30:09 6300184 9935524 6001244 36.65 275348 3338792 6674852 38.31 2167508 7336424 108 09:40:01 6145548 9803952 6132948 37.46 276160 3361052 6874304 39.46 2172056 7487384 424 09:50:17 11532424 15336992 602512 3.68 280224 3498056 1322760 7.59 2186764 2092888 22052 10:00:20 7425136 11232612 4704736 28.73 280816 3500344 5298732 30.41 2188624 6184172 220 Average: 6350997 10035383 5900701 36.04 271884 3381541 6820731 39.15 2145793 7295416 2466 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:02 lo 8.88 8.88 9.51 9.51 0.00 0.00 0.00 0.00 08:20:02 ens3 66.46 49.55 953.53 5.39 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:20 lo 42.51 42.51 21.12 21.12 0.00 0.00 0.00 0.00 08:30:20 ens3 2.06 1.71 0.50 0.41 0.00 0.00 0.00 0.00 08:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 27.74 27.74 11.29 11.29 0.00 0.00 0.00 0.00 08:40:01 ens3 1.11 0.88 0.28 0.22 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 08:50:20 lo 13.32 13.32 6.93 6.93 0.00 0.00 0.00 0.00 08:50:20 ens3 0.93 0.77 0.24 1.25 0.00 0.00 0.00 0.00 08:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:20 lo 16.72 16.72 8.56 8.56 0.00 0.00 0.00 0.00 09:00:20 ens3 1.01 0.78 0.25 0.19 0.00 0.00 0.00 0.00 09:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 11.93 11.93 6.32 6.32 0.00 0.00 0.00 0.00 09:10:01 ens3 0.61 0.43 0.14 0.10 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 09:20:20 lo 27.56 27.56 9.75 9.75 0.00 0.00 0.00 0.00 09:20:20 ens3 0.61 0.41 0.14 0.10 0.00 0.00 0.00 0.00 09:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:09 lo 13.54 13.54 7.02 7.02 0.00 0.00 0.00 0.00 09:30:09 ens3 0.59 0.42 0.12 0.08 0.00 0.00 0.00 0.00 09:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 14.55 14.55 8.42 8.42 0.00 0.00 0.00 0.00 09:40:01 ens3 0.74 0.50 0.19 0.13 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:17 lo 17.84 17.84 10.17 10.17 0.00 0.00 0.00 0.00 09:50:17 ens3 1.00 0.79 0.29 0.23 0.00 0.00 0.00 0.00 09:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:20 lo 16.75 16.75 6.87 6.87 0.00 0.00 0.00 0.00 10:00:20 ens3 0.72 0.48 0.17 0.12 0.00 0.00 0.00 0.00 10:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.29 19.29 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 6.89 5.15 86.74 0.75 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-20904) 02/26/26 _x86_64_ (4 CPU) 08:06:46 LINUX RESTART (4 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:02 all 52.20 0.00 2.36 3.19 0.12 42.13 08:20:02 0 53.79 0.00 2.36 2.22 0.12 41.51 08:20:02 1 52.84 0.00 2.39 4.09 0.12 40.57 08:20:02 2 51.52 0.00 2.38 4.36 0.12 41.63 08:20:02 3 50.66 0.00 2.31 2.11 0.12 44.79 08:30:20 all 52.76 0.00 2.00 0.08 0.13 45.03 08:30:20 0 52.98 0.00 2.13 0.10 0.13 44.66 08:30:20 1 52.14 0.00 2.04 0.13 0.13 45.56 08:30:20 2 53.08 0.00 1.92 0.04 0.13 44.82 08:30:20 3 52.85 0.00 1.91 0.04 0.13 45.07 08:40:01 all 23.02 0.00 1.04 0.02 0.09 75.83 08:40:01 0 22.96 0.00 1.10 0.04 0.09 75.81 08:40:01 1 22.59 0.00 1.00 0.01 0.09 76.30 08:40:01 2 23.69 0.00 1.01 0.02 0.09 75.18 08:40:01 3 22.82 0.00 1.03 0.02 0.09 76.04 08:50:20 all 18.52 0.00 0.77 0.04 0.07 80.59 08:50:20 0 18.80 0.00 0.77 0.05 0.07 80.31 08:50:20 1 18.02 0.00 0.73 0.07 0.07 81.10 08:50:20 2 17.72 0.00 0.87 0.01 0.08 81.32 08:50:20 3 19.53 0.00 0.73 0.03 0.07 79.64 09:00:20 all 25.88 0.00 0.85 0.06 0.08 73.13 09:00:20 0 25.74 0.00 0.78 0.03 0.08 73.36 09:00:20 1 26.12 0.00 0.89 0.08 0.08 72.84 09:00:20 2 26.26 0.00 0.85 0.07 0.08 72.74 09:00:20 3 25.39 0.00 0.89 0.06 0.07 73.59 09:10:01 all 7.81 0.00 0.31 0.02 0.06 91.81 09:10:01 0 7.53 0.00 0.27 0.02 0.05 92.13 09:10:01 1 8.02 0.00 0.28 0.03 0.08 91.59 09:10:01 2 8.24 0.00 0.33 0.01 0.06 91.37 09:10:01 3 7.44 0.00 0.35 0.02 0.05 92.14 09:20:20 all 8.39 0.00 0.40 0.02 0.06 91.13 09:20:20 0 8.53 0.00 0.42 0.01 0.06 90.98 09:20:20 1 8.35 0.00 0.42 0.02 0.06 91.15 09:20:20 2 8.19 0.00 0.41 0.03 0.07 91.30 09:20:20 3 8.49 0.00 0.37 0.00 0.06 91.08 09:30:09 all 9.29 0.00 0.35 0.02 0.07 90.27 09:30:09 0 9.76 0.00 0.36 0.04 0.06 89.78 09:30:09 1 8.97 0.00 0.39 0.01 0.07 90.57 09:30:09 2 9.30 0.00 0.32 0.01 0.07 90.30 09:30:09 3 9.14 0.00 0.36 0.00 0.06 90.44 09:40:01 all 9.42 0.00 0.42 0.02 0.06 90.08 09:40:01 0 9.28 0.00 0.40 0.02 0.06 90.24 09:40:01 1 9.49 0.00 0.41 0.03 0.06 90.00 09:40:01 2 9.44 0.00 0.46 0.00 0.06 90.04 09:40:01 3 9.45 0.00 0.42 0.01 0.06 90.06 09:50:17 all 13.78 0.00 0.60 0.04 0.07 85.52 09:50:17 0 13.37 0.00 0.60 0.04 0.07 85.93 09:50:17 1 13.27 0.00 0.62 0.02 0.07 86.01 09:50:17 2 14.08 0.00 0.52 0.01 0.07 85.31 09:50:17 3 14.40 0.00 0.63 0.08 0.07 84.83 10:00:20 all 7.98 0.00 0.33 0.01 0.06 91.62 10:00:20 0 7.99 0.00 0.25 0.01 0.06 91.69 10:00:20 1 7.95 0.00 0.40 0.02 0.06 91.57 10:00:20 2 8.22 0.00 0.33 0.01 0.06 91.38 10:00:20 3 7.76 0.00 0.32 0.01 0.06 91.85 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.92 0.00 0.86 0.32 0.08 77.82 Average: 0 21.07 0.00 0.86 0.23 0.08 77.76 Average: 1 20.79 0.00 0.87 0.41 0.08 77.84 Average: 2 20.98 0.00 0.86 0.42 0.08 77.67 Average: 3 20.83 0.00 0.85 0.22 0.08 78.02